Y Combinator Summer 2013 (S13) Companies

7 Cups is an on-demand emotional support service that anonymously connects people to trained volunteer listeners for one-on-one chat. It serves individuals seeking non-judgmental emotional health and well-being support.

3 investors

Amulyte builds a remote monitoring and activity tracking system for seniors, including a wearable device that works anywhere without a home base station. It is designed to detect falls and help older adults continue living independently at home, targeting the North American senior market.

1 investor

Apptimize offers a platform for mobile product teams to run A/B tests, push instant updates, and personalize user experiences through staged and segmented rollouts on native iOS and Android apps. It serves organizations aiming to improve app acquisition, engagement, and retention.

6 investors

Arcus operates a payments-as-a-service (PaaS) platform that lets businesses launch and offer payment solutions across Latin America and the Americas. It serves large enterprises such as banks and retailers to help them accept, process, and manage payments.

11 investors

Asseta runs a sourcing marketplace that connects semiconductor fabs with suppliers of spare parts for their production tools, handling quoting, invoicing, payment, and order management while keeping buyers and suppliers anonymous to each other. It also uses an AI sourcing team to find parts not already listed in its network, serving semiconductor manufacturers in the US and abroad.

4 investors

Audobox provides software for collecting user feedback directly within applications, designed to be accessible to both developers and end users.

1 investor

BloomThat is an on-demand flower delivery service that lets customers order curated floral arrangements and gifts through its app or website starting at $38. It offers same-day delivery in San Francisco, the Bay Area, New York City, and Los Angeles, with next-day delivery across the United States.

4 investors

bop.fm aggregates multiple music streaming services (Spotify, iTunes, YouTube, SoundCloud, Deezer and others) into a single interface so users can search, play, and share any song regardless of which service a friend uses. It also provides service-agnostic music playback and aggregation as a platform for publishers, messaging apps, social networks, artists, and labels.

2 investors

Butter Systems replaces paper restaurant menus with an interactive ordering system that lets diners order food and drinks from the table via a dedicated tablet or their own phone. It also supports mobile payment to speed up table turnover, serving the restaurant industry.

1 investor

Buttercoin was an open-source, high-volume digital trading engine for arranging bitcoin trades in an order book. It operated as a bitcoin marketplace.

1 investor

Casetext provides AI-based legal research technology used by law firms ranging from large Am Law 100 firms to solo practitioners. Its tools include conventional search and a context-aware AI search product to help legal researchers find relevant case authorities faster.

20 investors

CoreOS, part of the Red Hat family, builds open source tools for modern distributed systems, delivering components for containerized applications and secure, scalable infrastructure. It maintains open source projects including Container Linux and etcd.

5 investors

Cratejoy provides an all-in-one platform for launching, growing, and running subscription box businesses without coding, and operates a consumer marketplace for subscription boxes. It serves subscription box merchants and shoppers in the ecommerce space.

4 investors

Crowdery is an online platform where users vote on their favorite product designs and receive a personalized marketplace of their top picks, with leading products made available for pre-order at a discount. It serves consumers interested in product design and early-access purchasing.

1 investor

DataRank is a social analytics company that monitors online conversations to give brands consumer insights, competitive analysis, and campaign and reputation tracking. It serves large enterprises, including Fortune 100 companies, and has been acquired by SimplyMeasured.

5 investors

DoorDash is a technology company that provides last-mile delivery connecting customers with local and national restaurants. It operates across more than 600 cities in the United States and Canada.

33 investors

EasyPost provides a shipping API that lets businesses integrate carrier connections, generate shipping labels, track packages in near real time, and insure shipments. It serves retailers and application developers in the logistics and e-commerce shipping space.

14 investors

Echo is a lockscreen platform that filters smartphone notifications into categories and surfaces the most important alerts directly on the lock screen. It is a consumer mobile product.

1 investor

Estimote builds SpaceTimeOS, an operating system for physical spaces that uses small wireless sensors (Bluetooth and Ultra Wideband) to create a cloud-based digital twin for inch-precise tracking of assets, people, and vehicles. The system lets developers build smart workplace applications and automate processes across businesses and supply chains.

7 investors

FanHero provides a platform for creators and businesses to create, manage, and monetize video content. The company serves content creators and aims to enable them to achieve financial success through their work.

1 investor

Floobits offers real-time collaborative code editing that works with native text editors in the browser, letting developers pair program remotely. It operates on a freemium model, with free accounts limited to public workspaces and paid plans for private collaboration.

2 investors

Glio operated an e-commerce marketplace in Latin America, connecting buyers with sellers. It was the first Latin American company to go through Y Combinator (S13).

2 investors

GoComm provides a real-time communications and task management system for distributed, mobile workforces, with an initial focus on companies, venue operators, and individuals managing live events. The platform runs on workers' existing mobile devices to coordinate tasks and messaging across teams.

1 investor

Graft Concepts designs iPhone cases and mobile accessories, such as its Leverage case with a clasp-based mounting mechanism. The company sells consumer hardware accessories for smartphones.

2 investors