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Combinator Startup Ideas

2 years ago 1 views

Are you an entrepreneur wanting to apply to Y Combinator We’re accepting applications.

907

4 years ago

Pitchbook, a media company that covers the venture industry, has released a list of the top Y Combinator companies to watch. It includes several companies from the summer batch, including the following:

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4 years ago

The company is building a platform to help startups connect with investors and build a community of backers. The startup is working with Y Combinator and other investors to get more startups to pitch at YC.

301

5 years ago

A tool that helps people evaluate their careers in a way that has real-time feedback from their managers. It’s currently used in early rounds at Y Combinator.

272

5 years ago

A payments company that lets users of services like Stripe and PayPal process recurring payments like car insurance or mortgage payments in a few clicks. It has raised $2.9 million from investors including Y Combinator and is currently in private beta.

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5 years ago

A product that helps users organize and find their files. The startup has raised $1.6 million in seed funding from investors including Y Combinator partner Ryan Dunn, and is now seeking to raise a Series A.

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5 years ago

PlaceShare is a marketplace for sharing places, and is backed by Y Combinator. This startup is building a new payments system for sharing things.

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4 years ago

Startups were selected by a panel of judges from Y Combinator:

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4 years ago

The following companies were selected as semi-finalists in the 2014 Y Combinator Winter batch:

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4 years ago

A company that provides paid mobile data for people on limited data plans, which it says is the only one in the US. The startup has raised $2.3 million in funding from investors including Y Combinator.

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4 years ago

Y Combinator has funded a wide variety of companies such as Airbnb, Dropbox, Stripe, and Reddit.

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4 years ago

A graduate of Y Combinator and Google Brain, a startup spun out of Stanford’s machine learning lab that wants to make machine learning accessible to researchers by making it easy to train models without having to write code.

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4 years ago

A startup co-founded by Y Combinator alum Sam Altman, this is a social network where you can make friends with the people you meet through the app. Users pay for memberships and can then message and chat with others on the platform.

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4 years ago

A daily newsletter about startups, with stories and profiles, written by a team that includes 500-hour Y Combinator alum.

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4 years ago

The 2018 edition of the Y Combinator Demo Day featured 41 startups in three different tracks: Hardware, Software, and Networking & Events. The startups were chosen from 5,000 applicants by Y Combinator.

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5 years ago

A tool for in-person recruiting events. The company claims to have 3,000 customers, including Y Combinator, and operates in over 50 countries.

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5 years ago

The winners of the 2018 Y Combinator Demo Day will be announced on September 13, 2018.

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5 years ago

In the summer of 2016, the Y Combinator Summer School launched a $100,000 scholarship for students who attend the program. The scholarship is awarded to graduate students from underrepresented backgrounds.

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4 years ago

The most recent Y Combinator batch was the most diverse batch to date, with more women than men and fewer white people than previously.

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5 years ago

A tool for people to hire employees remotely and manage their payroll for them. It’s currently in a private beta with some 50 employers, including Y Combinator.

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4 years ago

A platform for managing digital products, backed by Y Combinator.

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5 years ago

These are companies that have raised money from Y Combinator, but haven’t yet launched on the platform.

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5 years ago

This is a mobile application that helps entrepreneurs find, vet and manage teams. It was built by Y Combinator’s own team and is a set of tools that help founders navigate the startup ecosystem.

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3 years ago

A Y Combinator company, now working on an electric scooter that can be programmed to stop and go on command, and a remote control that can be used to start the scooter remotely.

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5 years ago

A company that helps people get their taxes done on time. The startup, which is looking to launch in January, wants to eliminate audits for clients with simple returns but complex returns, and is getting help from Y Combinator.

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5 years ago

A secure, automated email-based system for handling sensitive transactions. They’ve built a tool that uses the public keys of people’s email accounts to take payments and even file taxes. The founders tell us they have $6 million in funding from participants in Y Combinator and have received an undisclosed amount of seed funding from YC.

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5 years ago

In January 2018, Y Combinator announced that it was accepting applications for the 2018 batch. The 2018 batch is smaller than the 2017 batch, with only 25 companies accepted.

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4 years ago

A tool that helps small businesses in the US create and measure their sales operations. It’s backed by Y Combinator.

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5 years ago

A visual analytics tool that helps non-technical people understand what their data means. The startup is backed by Y Combinator.

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5 years ago

A Y Combinator alumnus that builds tools for SMB sales teams to build a better sales process.

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5 years ago

Y Combinator’s newest batch of companies has expanded the YC Network to over 200 companies, including 50 who’ve raised a combined $325 million in capital.

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5 years ago

A startup that makes it possible for anyone to use Facebook, Twitter, and Instagram as a customer service call center without having to re-enter their information. The company has already secured funding from Y Combinator, AngelList, and Techstars.

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5 years ago

This startup started in the Y Combinator summer 2017 batch and has a goal of “empowering people around the world to express their identities, express their gender, and be accepted for who they are.”

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5 years ago

The company has raised a total of $16.5 million from Allen & Company, Andreessen Horowitz, Battery Ventures, Charles River Ventures, DFJ Growth, Fidelity, SV Angel, and Y Combinator.

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4 years ago

TinyDesk is an online service that lets remote workers have “a desk in their pocket”. This is a product that helps employers manage their remote workers’ desks, and allows employees to take their work with them. The startup is funded by Y Combinator and CRV.

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5 years ago

A startup that helps people find the best deal on a car insurance policy. The founders say they’ve already signed up 20,000 users and have been accepted to Y Combinator.

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5 years ago

A startup that helps small businesses in India build their websites, they were bootstrapped with seed funding from Y Combinator.

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5 years ago

Giving Demo Day startups advice can only go so far. So Y Combinator does a bit more to help startups. YC has created a forum for startup founders to share information and advice with one another. They also host “Ask-Me-Anything” sessions for founders to talk about their companies.

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5 years ago

A startup building a “cloud-based project management system that helps you manage projects and tasks, collaborate with people across the organization, and automate tasks.” The startup has raised $1.5 million from investors including Y Combinator.

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5 years ago

A company that helps companies and employees find relevant jobs. The startup provides a job posting platform to help people find jobs, and has raised $500,000 from investors including Y Combinator.

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5 years ago

A way of organizing a person's social life through a calendar. The startup is backed by Y Combinator, and the company is currently focused on the enterprise market, but plans to bring it to consumers soon.

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5 years ago

The 2017 batch was selected based on their work in the field, their potential to drive positive social impact, and their fit with Y Combinator’s mission. The following companies were selected:

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5 years ago

A company that aims to connect B2B companies with service providers and allow people to view, request, and rate those service providers. They’ve raised $10 million in funding and are a Y Combinator alumni.

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4 years ago

A platform that makes it easy for companies to host virtual teams that work from different locations. The startup is working with Y Combinator-backed startup Galvanize.

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5 years ago

In March 2017, Y Combinator moved its operations to the United Kingdom, becoming a British Limited Company.

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5 years ago

Ideabook is a blog that highlights the interesting startups, interesting ideas, and interesting people at Y Combinator.

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5 years ago

This is a “Y Combinator for entrepreneurs”, where people can get feedback and advice from Y Combinator alumni.

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5 years ago

A marketing agency for companies that want to engage with their customers in new ways. The startup is currently in Y Combinator’s Summer 2019 batch.

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5 years ago

A SaaS-based email marketing tool with an emphasis on design. The startup’s founders have raised nearly $500,000 in seed funding, including from Y Combinator, and have been named as YC’s top-ranked summer 2019 company.

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5 years ago

In 2018 Y Combinator accepted a total of 250 companies.

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3 years ago

A software platform that helps employers, recruiters and IT departments find job candidates. The company is working with Y Combinator in addition to startups.

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5 years ago

The following are the companies that Y Combinator has funded.

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3 years ago 1 views

The top US accelerator is Y Combinator, which has been the top accelerator in the world for the past three years.

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5 years ago

SaaS business that connects women and their partners to maternity care. They’re headed to Y Combinator’s Demo Day.

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5 years ago

Founded in 2015, Y Combinator is a Silicon Valley-based startup incubator and seed fund. Y Combinator has invested in several companies that have gone on to raise hundreds of millions of dollars. It has also had several companies drop out of its program.

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5 years ago

A messaging app, with a mobile web client to allow for SMS-based communication without a smartphone. The company is working on a browser-based client for non-mobile devices and has raised $3.5M in funding from Y Combinator.

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5 years ago

A startup that makes it easier for companies to build, test, and deploy software. They have raised $8 million in funding from investors, including Y Combinator.

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4 years ago

A product that helps people manage their digital content. The startup says they’ve been working with the Y Combinator alumni community since 2013 and has already helped them launch a number of products and services.

136

5 years ago

A solution for small businesses that want to order in bulk and ship it out all at once. The business is backed by Y Combinator.

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3 years ago

In addition to the list above, Y Combinator also supports a variety of other companies through its investments.

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5 years ago

A tool for managing campaign budgets, tracking spending, and analyzing success. The startup was founded in March and raised $2.5 million from Y Combinator.

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5 years ago

A Y Combinator company that builds open-source components for the enterprise.

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5 years ago

The company is a funding-and-dissemination platform for science projects. It’s funded by Y Combinator, and has raised $2.6M in seed funding.

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5 years ago

The first class of startups accepted into Y Combinator in 2017 was announced on July 25, 2017. The class included 10 companies, including Lattice, Sift Science, Shovel, Picatic, and TwoXAR.

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5 years ago

In an effort to identify people who are interested in starting a business, the Y Combinator Summer School offers select entrepreneurs the opportunity to learn from Y Combinator fellows while also receiving mentorship from Y Combinator partners. Since the school’s launch in 2011, over 400 students from around the world have participated.

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5 years ago

In the summer of 2016, Y Combinator opened a office in London to focus on Europe. The office is headed by Laura Simpson, who previously worked at eBay, and has joined the Y Combinator London team. Y Combinator London is focused on advising and investing in European startups and is led by Stephen O’Grady, who previously worked at Twitter, Google, and Yahoo.

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5 years ago

A company that helps companies find the right HVAC contractors. They currently have 5 employees, and live within Y Combinator.

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5 years ago

BuildOn is a tool that helps small businesses list their products on Amazon. The company is part of Y Combinator’s Class 5.

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5 years ago

A startup building a new way to manage email and marketing efforts for companies. In May, the company raised $7 million in seed funding from investors like Andreessen Horowitz and Y Combinator.

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2 years ago

A tech company building a marketplace for real estate development projects. They say they’re in talks with Y Combinator to build out a product startup within YC.

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5 years ago

A platform for building and selling online courses. The startup is a Y Combinator alum.

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5 years ago

Koku is a tool for people to build their own subscription-based service. Koku is meant to be a one-stop shop for all of a person’s subscription needs, with a toolset designed for ease of use. The startup is a Y Combinator company, and has over 200,000 users and is profitable.

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5 years ago

Idea (n): A tool for operating systems to help them perform voice commands. It’s being built by a Y Combinator alum, and it’s meant to help people with disabilities to communicate more easily.

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3 years ago

We’re big fans of Y Combinator and have been for a long time. The startup wants to help restaurants manage their food waste and make it easy for customers to donate excess food to local shelters.

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5 years ago

Y Combinator alum Dan Ellis and co-founder Andrew Conway came up with the idea to make an app that would help people use Microsoft Excel more efficiently. The startup, which has raised $1.3 million from investors including Andreessen Horowitz , works with large companies to help them get their work into Excel faster.

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4 years ago

A Y Combinator alum, this startup wants to help online retail stores sell physical products.

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5 years ago

A tool that helps people who are blind or have low vision with the step-by-step process of braille translation. The company has raised $1.7M and is a Y Combinator participant.

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5 years ago

Canvas is a Y Combinator company that creates “smart” pillows that “take advantage of the unique wireless signals from your body to automatically adjust your sleep position”.

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5 years ago

A group of young filmmakers with a collective vision to build a film studio from the ground up, and will use the Y Combinator seed money to hire a chief operating officer and other staff to help them do it.

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5 years ago

The Y Combinator summer school is a four-week program that teaches computer science fundamentals to top-tier high school students. The program was launched in 2010 by Paul Graham, the founder of Y Combinator.

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5 years ago

A travel-service platform that aims to help you book flights, hotels, car rentals, and tours with a single login. And it has over $2 million in funding from investors that included Y Combinator and Union Square Ventures.

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5 years ago

The batch featured Y Combinator alumni and exits.

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5 years ago

A Y Combinator alum is building a system to help companies build their own enterprise-grade mobile apps, saving them from having to build everything themselves.

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3 years ago

Visionary Enterprise has received funding from Y Combinator since 2009

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5 years ago

There are a few challenges that are unique to Y Combinator:

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5 years ago

A platform that connects contractors with clients as a way to bring more of the work to the people who do the work. They’re a Y Combinator alum.

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4 years ago

A Y Combinator company that helps entrepreneurs build their business with video.

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4 years ago

A platform for recruiters to manage and find candidates from social networks. They charge companies by the number of applicants they get, and are already working with Y Combinator.

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5 years ago

This is an app that helps people practice the piano through video lessons and games. The company is part of the Y Combinator Winter 2016 batch.

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5 years ago

A weekly newsletter that covers Y Combinator startups.

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5 years ago

The "Y Combinator Blog" is a blog that provides updates about YC companies along with news about YC itself and the startup community.

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2 years ago

A technology that allows for all of the information on a piece of paper to be stored digitally, and for that paper to be ripped out and read on a smartphone. The company has $3.1 million in funding from investors like Y Combinator, Wellington, and others.

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5 years ago

A mobile platform that allows people to provide information about local events, or to check-in to events. The company has been in stealth for a year, and was recently accepted into Y Combinator's Summer 2019 class.

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4 years ago

Some of these startups are still in Y Combinator, but most have graduated and launched.

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4 years ago

The Y Combinator Summer 2019 batch had 56 companies, down 8 from the previous batch. This batch was the first to feature more only-female teams than male teams.

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3 years ago

A Y Combinator alumni company that hopes to bring the concept of a “pickup artist” to students, in the form of a “dating coach”.

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5 years ago

The following is a list of companies in the batch who have been accepted into Y Combinator’s Summer 2019 class.

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4 years ago

The accelerator program, which uses the Y Combinator model, has graduated from YC more than 50 companies and has been called “the most successful startup incubator”.

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5 years ago

A startup that built an app that enables people to create custom messaging channels on WhatsApp. The startup, which has already raised funding from Y Combinator and other investors, is currently working with WhatsApp to enable its customers to sell premium products in their chat channels.

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5 years ago

A Y Combinator company that wants to make it easy for users and developers to integrate and track all of their different online services.

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5 years ago

A tool for helping employees review and edit their resumes and cover letters. The B2B startup is currently working with Y Combinator, and is focused on helping hiring managers.

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5 years ago

A two-sided marketplace for ads, designed specifically for blockchain and cryptocurrencies, and backed by Y Combinator. The platform will allow publishers and advertisers to sell digital advertising at an auction, then use smart contracts to facilitate payment.

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5 years ago

A platform for managing your files that lets you create “applications” for them. The startup is working with Y Combinator, and is focused on creating “applications” for files like videos, documents, and emails.

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5 years ago

A startup that helps people find and schedule massage therapists in San Francisco. It is merged with a Y Combinator company which offers a similar service.

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5 years ago

A Y Combinator company that wants to help students apply for loans and scholarships, helping them create a portfolio of their work.

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4 years ago

Companies that have benefited from Y Combinator are focusing on the problems of the modern worker not because they’re trying to build the next Klout or IMVU, but because they think these problems will be solved by technology.

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2 years ago

New companies from Y Combinator are eligible to apply to participate in the next batch of startups. However, companies are not guaranteed to be accepted, and may be rejected for any number of reasons.

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5 years ago

Y Combinator is not a startup accelerator in the traditional sense, as it does not provide capital, mentorship, or other startup-specific services. Instead, Y Combinator provides seed funding and office space for startups that have already been bootstrapped for over a year and a half. Y Combinator has five cohorts a year, each of which lasts for 14 weeks. Participants are required to pay for their own flights and housing, which are taken care of by Y Combinator.

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5 years ago

This startup is building a tool to automatically generate landing pages for your campaign. The startup is a Y Combinator alum, having raised a seed round in 2013.

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5 years ago

A startup that offers investors access to startups looking for funding. The company has raised $500,000 from investors such as Y Combinator, SV Angel, and Second Home Ventures.

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5 years ago

Wrapping up our list of the best startups in Y Combinator’s class of 2020, we've selected 5 startups from the batch that had the best business ideas and the best execution. (If you're curious, we'd recommend checking out the list of the top Y Combinator startups of 2019 here .)

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4 years ago

A Y Combinator alum that allows you to visualize the traffic you get from events you’re attending

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3 years ago

A startup for peer-to-peer lending for small business loans, currently funded by Y Combinator.

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5 years ago

The startup is building a tool that helps people visualize and share data from video clips. The startup has raised $4.5 million to date, with most of that coming from Y Combinator.

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4 years ago

Time has released a list of the top Y Combinator companies to watch, including five from the summer batch and seven from the winter batch.

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4 years ago

The Y Combinator-backed startup is building a tool to help people buy affordable healthcare in the US.

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3 years ago

The Startup Battlefield has also been judged by the number of companies that have been funded by YC alumni, who are the most successful of the Y Combinator alumni. In the first year of the event, Y Combinator provided around $240,000 in funding to the winning companies in the Battlefield. In later years, that number has climbed to around $700,000.

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4 years ago

Last year, I wrote about how some of the most successful Y Combinator companies are focused on solving the problems of the modern worker, like home care, transportation, and education. The most successful YC companies are built on the idea that technology should be helping workers, not fighting them.

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4 years ago

I get the most love from my investors, but I’m also quite happy to work for Y Combinator, and for a lot of companies in the Valley.

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5 years ago

Startups with a focus on the small business market are a regular feature of Y Combinator, and this one is a real game-changer. EnviroFinder collects data from multiple sources and makes it easy for businesses to see how they rank in their local market, then take that information and “re-market” it to their customers on websites they’ve built. The idea is to help entrepreneurs win at the local level in a way that doesn’t rely on expensive and time-consuming in-person events.

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4 years ago

A startup that wants to help people book and pay for hotel rooms. The startup is running a pilot with Y Combinator and Hilton.

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4 years ago

As of August 2016, Y Combinator had invested in 138 companies.

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4 years ago

"Discovery" magazine has included the Y Combinator companies in their list of the most innovative startups.

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3 years ago

From the Y Combinator Winter 2015 class:

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2 years ago

The startup wants to help companies like Y Combinator and startups in India and China manage their offices more effectively. Its app is currently in closed beta.

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3 years ago

Not all of these companies are live, but they’re the most notable of Y Combinator’s startups.

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2 years ago

In late 2013, Y Combinator launched a course in the field of web development. The course is taught by Sam Altman, founder and president of Y Combinator. Some of the instructors are Sam Altman, Paul Graham, Chris Dixon, Michael Seibel, and Jared Friedman.

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4 years ago

A platform for trading cryptocurrencies. The company has raised $1.3 million from investors including Y Combinator, Foundation Capital and Founders Fund. The company has raised $2.2 million total.

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4 years ago

An online payment platform that lets people pay their friends through Venmo. Payalu is backed by Y Combinator, 500 Startups, and others.

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2 years ago

A startup for hiring and managing employees at dozens of different locations, using the same technology. The company currently has $1.2 million in funding from investors, including Y Combinator, Ledger, and 500 Startups.

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4 years ago

The company was founded by founder Tom Galvin, and was originally part of the Y Combinator Winter 2017 class.

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3 years ago

This startup, backed by Y Combinator, plans to make all of its products free for the first three months, with a free trial for six months.

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2 years ago

Y Combinator has been criticized for sometimes playing a role in the demise of startups that they have nurtured. The company has been accused of being "too good" to startups, providing the founders with too much money and support and thus suppressing the risk of failure.

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4 years ago

In 2016, SVFI raised $3.6 million from several prominent investors, including Y Combinator, Andreessen Horowitz, Greylock Partners, SV Angel, and Lux Capital.

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4 years ago

A number of the ideas, including Piggybank and Fetch, have been rejected by Y Combinator.

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4 years ago

A Y Combinator alum looking to build a “female-focused social network for millennial women”.

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4 years ago

A startup that wants to make it easier for people to offer paid vacation time to their employees. It has funding from an angel group including Y Combinator alum Jonah Peretti.

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3 years ago

Some of Y Combinator’s most successful exits include:

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4 years ago

A company that helps teachers get better at teaching. The startup is currently in a pilot with a few hundred teachers in Philadelphia and New York City, and has been in Y Combinator since November. It aims to take out the headache of grading papers and lesson plans.

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4 years ago

A platform for building and selling online courses. Anchor University is a platform for instructors to collect payments for their online course content. It’s currently in Y Combinator, which has over $2.5M in revenue and has over 4,000 seats booked.

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4 years ago

A company that helps businesses track employees and their movements. Founded in 2009, the startup claims to have raised $9.1 million in venture capital and made it to the finals of Y Combinator's winter 2017 batch.

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4 years ago

A Y Combinator company that wants to use AI to help deaf people communicate. It has built an app that relies on a smartphone’s built-in camera to help users correctly place and identify objects and facial features.

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4 years ago

A company that provides an online profile management tool. The startup is also working on a beta version of a layer of security around user data. The company's founder originally pitched the idea at Y Combinator in 2014, but the founders decided to pivot to a more stable revenue stream.

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4 years ago

A Y Combinator spin-out that’s building a search engine for AI-powered chatbots.

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4 years ago

A collection of tools that helps users track and manage their expenses, and is currently in Y Combinator’s Demo Day.

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4 years ago

A smartphone app that allows users to find the nearest parking spot or garage. The startup expects to have customers in 80 cities by the end of the year and has received $2.5 million in funding from investors including Y Combinator and Comcast Ventures.

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4 years ago

A Y Combinator-backed company making a product that helps companies hire remote workers

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4 years ago

The company’s co-founder, who is also a partner at Y Combinator, tells us “If you have a lot of money, you can go to the beach. If you don’t, you can go to the beach.”

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4 years ago

A platform for small-time home contractors to bid on large construction jobs. The startup is being incubated by Y Combinator. This startup takes a relatively new concept, the gig economy, and applies it to construction, which is a relatively old concept.

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4 years ago

In 2014, Y Combinator’s summer program accepted 14 companies, with four eventually being launched as companies. In 2015, Y Combinator saw 20% more applicants than 2014, with the startups 35% more likely to succeed. In 2016, the number of companies accepted has been set at 14 by Y Combinator.

69

2 years ago

The companies selected for the Y Combinator Winter 2019 class were announced on February 6th, 2019.

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4 years ago

In September 2014, Y Combinator announced a second batch of companies it funded, including the following:

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4 years ago

On July 29, 2018, Y Combinator announced that it is working with the United States Department of Defense on a $120 million Defense Innovation Unit Experimental (DIUx) grant. DIUx is a new unit within DoD that is focused on bringing together startups and the military to develop cutting-edge technologies that the military can adopt for use in the war and defense arenas.

68

3 years ago

FeedMe is a food delivery service that uses a mobile app to deliver meals to people who have a disability, helping them cook and eat at home. The startup is currently in Y Combinator's Summer 2017 batch.

68

3 years ago

A startup that is building an IoT-based smart home system, with an inbuilt app that you can use to control your home. The idea is that the startup itself is a hardware hub, connecting hardware from different vendors with a single app. The company is backed by Y Combinator.

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2 years ago

In addition to the companies listed below, Y Combinator has also worked with:

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4 years ago

A Y Combinator alum, who is working on helping companies manage their database systems.

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3 years ago

A journal of short fiction that tells the stories of founders, investors, and entrepreneurs on the Y Combinator platform.

66

3 years ago

Furnish is a $53,000 per year subscription for a master suite in a new house. The startup is building a marketplace for interior design services with the help of Y Combinator.

66

3 years ago

An easy-to-use platform for managing your business finances from one place. The startup is backed by Y Combinator, and is currently in the process of preparing for a funding round.

66

4 years ago

A startup that connects people who have similar goals and passions. The company has received $1.8 million in funding from a range of investors including Greylock, Greylock-backed Founder Collective, and Y Combinator.

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3 years ago

Founded in August 2017 and based in San Francisco, California, Y Combinator-backed Skip provides a way for businesses to get in touch with customers and keep track of purchases.

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4 years ago

A Y Combinator alum, Goodbot is a personal concierge service that helps people find the best places to go out.

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4 years ago

A data science platform that helps companies understand their customers better with AI-based tools and AI-powered insights. The startup is based in New York City and is backed by Y Combinator and SV Angel.

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3 years ago

A subscription-based fitness tracker that tracks all-day activity, sleep and eating habits, and provides insights into health and fitness. The startup is backed by Y Combinator.

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3 years ago

A tool to help companies pay their suppliers, who are often outside of their control or the company’s system. Y Combinator is the startup’s first customer, and the company is looking to launch its first product in Q2 of 2020.

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4 years ago

Y Combinator alum. Placed first at TechCrunch Disrupt New York. It’s an online education platform for people who don’t have time to study, but still want to learn.

63

4 years ago

A product that aims to help users learn to code and build mobile apps without having to pay for expensive programming classes. The startup is backed by Y Combinator, which is investing $6.5M in the company.

63

4 years ago

A directory of independent developers, with a marketplace to match them with a client. The startup has a team of former Google employees and has raised $1.5 million from Y Combinator.

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4 years ago

A Y Combinator-backed startup that wants to create a platform where users can access a virtual assistant helmed by AI.

62

4 years ago

The Y Combinator events also hosted a number of side events with non-YC startups, including a Startup Battlefield event that featured startups from other incubators. As with the main event, startup pitches were split into teams of 4-5 people, which was organized by Y Combinator, the incubator, and the startup. The teams would then have the chance to pitch their businesses to a panel of judges.

62

3 years ago

A platform to help owners of small agencies and freelancers get paid faster. Y Combinator-backed startup that’s already working with some of the biggest names in media.

62

3 years ago

The Y Combinator “demo day” event is a major launchpad for program companies. It takes place in January each year at Y Combinator's offices in Mountain View, with companies pitching their ideas. The event is open to the public and takes place on-site.

62

3 years ago

A “SaaS for security professionals”, helping companies protect their data. A $1.5mm seed round from Y Combinator.

62

4 years ago

A mobile app that tracks your weight and provides targeted weight loss advice to help you lose weight. The company is backed by Y Combinator.

61

3 years ago

A Y Combinator alum building a platform that allows healthcare professionals to book appointments online. The startup has launched in the UK and Ireland, and is looking to expand to other European markets.

61

3 years ago

A startup that wants to allow businesses to quickly develop a network marketing or direct sales team without having to find new people. The business has deals with a number of high-level recruiters, and counts Y Combinator and Stripe as customers.

61

4 years ago

A Y Combinator-backed startup that’s building a tool that helps small businesses set up credit cards.

60

4 years ago

A startup that will use technology to help companies automate the process of filling out applications for employees. The startup is currently a Y Combinator company.

60

3 years ago

How to Learn From the Unconventional Ideas of Y Combinator Summer 2019:

60

4 years ago

Part of Y Combinator’s revised application process, revised from the one from the summer, includes a video introduction from the founders. Some of the founders have also been blogging about their experiences.

58

4 years ago

A platform that helps small businesses get access to credit and loans. The startup says it has received a $1.2 million investment and counts Google Ventures, Andreessen Horowitz, and Y Combinator as investors.

58

3 years ago

The Startup Pitch Competition is held annually at Y Combinator. Since 2012, over 150 teams have participated in the competition, where a panel of judges evaluates every team's presentation. The top 20 teams participate in an on-stage interview with a panel of judges, after which two teams are selected to move on to the company presentation stage.

58

3 years ago

Y Combinator’s 1st international applicant, from Brazil. The startup is building a universal online tool to allow people to compare and purchase tickets to live concerts.

58

2 years ago

A startup that helps people make their own dietary supplements. The company wants to make it easy to produce and sell supplements online, and it’s growing fast. It’s picked up $30,000 from Y Combinator and a $200,000 loan from the Kauffman Foundation.

58

3 years ago

The startup is building a 3D printer for small scale production. The founders met at Techstars, where they were early on a Y Combinator batch.

57

3 years ago

A project management platform that helps teams manage projects and tasks, and has built-in support for time tracking, emailing, and more. The company is used by Y Combinator companies and has a team of 30.

57

3 years ago

A hardware startup that sells a low-cost, low-energy, laser-based 3D printer that can print out objects from a 3D file. The team at PRINT.AI is led by a serial entrepreneur who has participated in Y Combinator, including projects such as Exakte and Foundry.

57

3 years ago

In 2014, the number of accepted startups from Y Combinator had tripled since launching in the summer of 2010.

57

3 years ago

Kamal is building a chat-based service where people can trade in-game items for cash (or other in-game items) and sell them in a marketplace. The company already has $1 million in funding from Y Combinator’s Paul Buchheit, 500 Startups and Play Ventures, and is looking for $3 million to $5 million in Series A funding.

57

2 years ago

Y Combinator does not accept unsolicited applications for its Summer and Winter programs.

57

4 years ago

This is a company that offers a credit card for people who don’t have a credit score, and has already received over $1 million in funding from some big investors, including YCombinator, Peter Thiel, and Andreessen Horowitz.

56

3 years ago

In the spring of 2015, Y Combinator launched a branch in San Francisco as its first outside of Silicon Valley. It also expanded its new branch to Berlin, London, Toronto, and Madrid. By 2017, Y Combinator said it had over 150 active startups on its program.

56

3 years ago

A startup that helps arbitrage traders figure out where in the world to invest. The startup is backed by Y Combinator alum Sam Altman, who invested in the company’s seed round in November 2018.

55

5 years ago

Idea: A startup helping businesses in emerging markets manage inventory and orders using a mobile app and a desktop dashboard. The founders say they’ve already signed more than 50 customers in the past month (and have been accepted to Y Combinator,) and that the business has been profitable since it launched at the end of May.

54

3 years ago

The 11th batch of startup companies to join Y Combinator was announced on October 3, 2019.

54

3 years ago

Y Combinator alum, a startup that allows people to buy and sell tiny houses

54

3 years ago

The 2019 class was selected on the basis of the quality of their idea, their commitment to the Y Combinator process and their ability to scale.

54

3 years ago

A Y Combinator alum, Cityzen is building a marketplace for events that boasts a 90% conversion rate. The company is also looking to offer a web-based event-planning platform, with a focus on making events easy to organize.

53

2 years ago

A Y Combinator-backed startup that helps people get their dogs and cats spayed or neutered to encourage pet adoption.

53

3 years ago

A company that helps college students apply for jobs and internships. The startup is backed by Y Combinator.

52

3 years ago

A Y Combinator alum, now looking for a bank and a partner to launch in the US.

52

3 years ago

In 2018, more than half of the companies in Y Combinator had been founded within the previous three years, with many of the companies founded in 2017.

52

3 years ago

A student loan refinancing platform from Y Combinator alum Brick Road, launched in August with $10 million in venture funding. Brick Road talks about helping borrowers get lower rates than the ones offered by banks, and promising a “low-cost, low-equity” funding source.

50

2 years ago

A Y Combinator alum, this startup’s goal is to help people with their retirement planning. The company is working on something it calls the "Retirement Calculator" which it says will help people plan for their retirement using data sourced from the federal government. It also plans to sell tax-loss harvesting services for retirement accounts.

50

4 years ago

A Y Combinator-backed startup that aims to make it easier for small entrepreneurs to start a business by allowing them to get investment by crowdsourcing investors’ ideas.

49

3 years ago

One of the most significant investments to come out of Y Combinator in 2014 was a $500,000 seed funding round for Linchpin. The company has since been working on a tool that helps small business owners organize and market their brands. The company is looking to raise a $1.5 million seed round to reach the point of paying for itself.

47

3 years ago

A platform that will give clients access to a pool of freelance talent to complete their projects. The startup’s funding comes from YCombinator, with its app launching in June.

47

3 years ago

A startup that integrates with Y Combinator’s accelerator program to help companies scale their recruiting needs. They take 10% of the monthly recurring revenue from companies that use their services.

47

3 years ago

Working with Y Combinator alum Moovit, which provides navigation to public transportation, the startup is building a platform that enables businesses to automate their commute using public transportation and mobile apps.

46

3 years ago

Y Combinator’s waiting list is a list of companies that are accepted into the program but haven’t yet received funding. The list is kept in a secret room underneath Y Combinator’s offices in Mountain View, California. The list is closed to the public and is generally used as a way for Y Combinator to vet companies that are accepted into its program.

44

2 years ago

An open-sourcing platform for building and managing mobile apps. The company gives developers a way to build native iOS and Android apps without having to learn Objective-C. The startup is backed by 500 Startups and is backed by Y Combinator alum.

44

3 years ago

One of Y Combinator’s newest batch of companies, AirShip is a service that plans, books, and schedules flights for travelers. The startup is currently live in 18 US cities. The startup is partnering with Delta Airlines to showcase its solutions.

43

2 years ago

This startup is building a platform that allows users to sign up for custom learning experiences and courses. The company says it has 700,000 users and is backed by Google Ventures, Y Combinator and others.

43

2 years ago

A startup that helps programmers debug their code faster and easier. They’re funded by Y Combinator and have been bootstrapping for two years.

42

3 years ago

Startup founders attend the firm’s "Founders’ Clinic", which is a series of one-on-one coaching sessions with founders. The clinic is limited to 20 startups each year and is usually held in New York in the summer. The clinic is currently led by founder of VC firm Y Combinator Paul Graham.

41

3 years ago

A tool for finding and keeping up with the most useful and relevant content on the web. Envato’s editor-in-chief, Jellyvision, says it’s another tool for publishers to find and share the best content in a very crowded space. The startup is funded by the venture capital firm Ycombinator and aims to be a one-stop-shop for tools, content and plugins.

40

3 years ago

A platform to help doctors communicate with patients, allowing patients to communicate with a doctor via video and text, and also allowing doctors to communicate with each other. The startup has year two of a $250,000 grant from Y Combinator.

39

2 years ago

The list is not comprehensive. The above startups represent some of the more notable applicants that have been accepted into Y Combinator's Summer 2019 batch. For a full list of all the startups accepted into Y Combinator's Summer 2019 batch, see here.

38

2 years ago

A platform that helps brands run social media campaigns. The company is part of the Y Combinator startup incubator in Mountain View, California.

38

3 years ago

It’s a “SaaS for HR”, providing recruiters with templates for job descriptions and screening tests. The company has $1.5mm in funding from Y Combinator.

36

2 years ago

The first annual Startup Battlefield event in the United States was held in June 2016 at the University of California, Berkeley. The event was sponsored by TechStars, Y Combinator and an undisclosed Silicon Valley venture capital firm.

36

2 years ago

This Y Combinator startup wants to build software that allows people to capture their surroundings, and make those memories available on the web. The startup, which was founded in May, is based in Montreal.

35

2 years ago

A Y Combinator-backed startup focused on making it easier for small businesses to manage their stock. Right now, a lot of small businesses have to hire a stock broker to set up a stock account with a bank and manage their stock manually.

31

2 years ago

In 2011, Y Combinator invested in Buffer, a social networking service for social media managers.

31

2 years ago

A Y Combinator alum that makes it easier for employees to take advantage of the company’s health insurance.

31

2 years ago

Y Combinator is a group of investors who invest in companies with ideas they think have “big market potential.” YC is based out of Mountain View, and focuses on everything from mobile/web startups to medical-tech startups.

31

2 years ago

A social network for people who love dogs. The startup is building a mobile app that will have a dog-themed newsfeed, and users will get to interact with other dog-lovers. The startup, which was founded in May, is in a Y Combinator incubator.

30

2 years ago

A Y Combinator alum who previously built a startup that helps find new clients for software engineers, saying he’s “not sure what the world of business is like” for product marketing.

29

2 years ago

The Winter '16 class of Y Combinator has included 50 companies, including 11 that have joined the class of YC companies before.

28

2 years ago

In 2014, Y Combinator announced that it would not be accepting any more startups into the winter class.

28

2 years ago

The incubator has been home to a number of startups that have gone on to raise significant funding rounds or have attracted large customers. As of March 2019, Y Combinator had $1.7 billion in total funding across its two funds.

28

2 years ago

Y Combinator was founded in 2005 by Paul Graham and Jessica Livingston. The company is headquartered in Mountain View, California, with a satellite office in New York City.

27

2 years ago

The following list contains a mixture of ideas created by graduates of Y Combinator's summer program, and other companies that YC-backed startups have turned into full companies.

26

2 years ago

The companies were selected by the Startup Battlefield judges: Ankit Gupta, Founder and Managing Partner of Y Combinator; Suresh Venkatasubramanian, Partner at Y Combinator; and Brad Feld, Partner at Foundry Group, an investor in the Y Combinator portfolio.

25

2 years ago

A management platform for video, VR, and AR. The startup is a Y Combinator alum and has $1.6 million in funding.

25

2 years ago

A graduate of Y Combinator, HireVue is a SaaS tool that allows recruiters to do video interviewing in real time with applicants. Currently, the startup has 3,000 employees using the tool.

24

2 years ago

A startup that wants to help companies make their own customized video team training videos, rather than depending on expensive training videos by consultants. They’re backed by 500 Startups and Y Combinator.

24

2 years ago

In 2012, Y Combinator invested in the mobile strategy firm, Slide. The company was acquired by Google for $50 million in 2014.

24

2 years ago

A way to create a name and tag for the people you meet on the road (a la Foursquare.) It’s also a way to track those locations on a map, and see what’s happening nearby. Its co-founder used to be a member of the Y Combinator batch.

23

2 years ago

The Y Combinator team consists of ten full-time employees, including both founders and managers.

23

2 years ago

In March 2019, Y Combinator announced the launch of Y Combinator Research, a new research and development arm. Y Combinator Research will primarily focus on "unconventional" business models and will produce research reports on how to successfully build and grow companies with new models.

23

2 years ago

A company that gives developers a way to test their mobile apps from any device. Currently accepting Y Combinator users.

22

2 years ago

A startup that lets users set up notifications for their favorite brands, so they never miss a sale. The app is currently only available for Android but plans to expand to iOS as well. The startup says that it’s already built out a team of top-tier talent, and the company expects to raise $1 million in its Y Combinator class.

21

2 years ago

A startup out of a Y Combinator batch that wants to solve the problem of Indian startups not having access to VC funding.

21

2 years ago

A weekly newsletter for “techies” that focuses on interesting new tech. It runs at a loss and is based in Y Combinator’s office.

20

2 years ago

Idea is a web and mobile app that helps people pitch, manage, and campaign for causes they care about. It’s an early stage startup, and is backed by Y Combinator.

20

2 years ago

A central hub for all of your social media data, aimed at users who have a lot of social media profiles. The startup uses AI to analyze all of your social media data to determine which platforms you use the most, what you post the most and the most important comments and followers. They are currently a Y Combinator company.

20

2 years ago

Building a startup that wants to help companies make sense of financial transaction data. The company has a small team working out of Y Combinator’s San Francisco office to build the web app.

19

2 years ago

Launched in May 2010, Y Combinator has been the primary source of funding for many of the most successful startup companies in Silicon Valley. The program has been called "the most prestigious startup accelerator in the world".

19

2 years ago

Y Combinator has funded over 1,150 startups since 2005. Notable startups that have come out of Y Combinator include:

18

2 years ago

All ideas listed here are in some way connected to the "Y Combinator" startup accelerator, which has been running since 2005, and is known for its "democratized access" to seed capital for startups.

17

2 years ago

A company that crowdsources translations of non-English languages for corporations. They’ve already signed up Y Combinator, and their clients include Slack, Stripe, and others.

16

2 years ago

A Y Combinator alum that’s building a platform for contact centers to manage their customers’ virtual assistants. The startup wants to make it easier for companies to manage the use of their virtual assistants.

16

2 years ago

The first version of Y Combinator was released in 2005.

15

2 years ago

A startup co-founded by Y Combinator’s Sam Altman that helps companies get into China through a $500,000 investment and coaching. The company says it has seen $1 billion in exit value.

15

2 years ago

A Y Combinator alum, this startup uses GPUs and other computing hardware to speed up deep learning for machine learning.

14

2 years ago

An open source project for building a personal chef, launched by Y Combinator in February 2018.

13

2 years ago

Ideas are created by Y Combinator alumni. Many of the ideas are specific to a company or industry, or are specific to a single city or country. The ideas are shared here to give an idea of the breadth of innovation being pursued by Y Combinator startups.

8

5 years ago

Idea: A company that makes high-tech socks that help athletes recover from foot injuries The startup has $10,000 in monthly sales, counting Y Combinator itself as one of its customers

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💡 Ideas + 🪲 Bugs

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