Matrix

Matrix is a San Francisco based venture capital firm founded in 1977 that backs early-stage companies across AI, B2B, consumer, fintech, health tech, and infrastructure. It works with product teams from idea through Series A, offering hands-on support and strategic guidance to help portfolio companies reach scale. The team comprises former founders and operators who bring practical insight to building startups. Matrix operates globally, including Matrix Partners China, which builds long-term relationships with entrepreneurs in China and abroad and invests across sectors and stages. Over its history, Matrix has backed companies that progressed to IPOs or acquisitions, reflecting a focus on durable growth and long-term value creation through close founder collaboration and a global network.

Ben Altshuler

Partner

Timothy Barrows

General Partner

Diana Kimball Berlin

Partner

Phyllis Doherty

Administrative Partner

Paul Ferri

Investor

Past deals in iOS

Aluna

Series B in 2022
Founded in 2013, Aluna develops a portable spirometry device paired with an interactive iPhone game. Its health platform helps users track asthma symptoms, monitor medication, and provides real-time data sharing with doctors for personalized treatment plans.

Waldo

Series A in 2022
Waldo is a developer of mobile application testing software designed to simplify the testing process for iOS and Android applications. The company's platform allows mobile application teams to create, test, and visualize user flows in a single tool, facilitating the delivery of a consistent and high-quality user experience. By recording tests and replaying them against new application versions, Waldo helps developers identify and resolve issues efficiently, ultimately enabling faster product releases with fewer bugs. Headquartered in Brooklyn, New York, Waldo also has a development office in Paris, France.

Lumist

Series A in 2020
Lumist is an integrated education platform designed to assist students in their academic pursuits. The platform allows users to take a picture of their questions and receive detailed, step-by-step solutions. Additionally, Lumist offers a range of live and pre-recorded teaching sessions that help explain key concepts and prepare students for exams. With features that include professional tutoring and adaptive learning, Lumist aims to facilitate effective learning without the need for cramming. The app is accessible on both iOS and Android devices, making it a convenient tool for students seeking support in their studies.

Easemob

Series C in 2017
EaseMob Technologies is a Beijing-based company established in 2013 by Ji Fang, Jervis Liu, Strong Liu, and Johnson Ma. It specializes in providing a platform as a service (PaaS) that enables software developers to seamlessly integrate instant messaging, voice, and data services into their applications. The company offers an array of open application programming interfaces (APIs) and software development kits (SDKs) that support various platforms, including Android, iOS, and web-based environments. By focusing on enterprise-level solutions, EaseMob empowers developers to enhance their applications with mobile instant messaging capabilities, facilitating improved communication and user engagement.

Anxin Doctor

Series B in 2017
Anxin Doctor is a mobile health platform focused on maternal and pediatric care, designed to connect patients with obstetricians, gynecologists, and pediatricians. The platform provides a mobile application that facilitates access to healthcare advice and allows users to book clinical appointments with healthcare professionals. By enhancing communication between patients and doctors, Anxin Doctor aims to improve health outcomes for mothers and children, making healthcare more accessible and efficient.

Kiwi Information Technology Co.,Ltd.

Angel Round in 2016
Kiwi Information Technology Co., Ltd. is a software development company based in Guangzhou, China, founded in 2013. The company specializes in creating innovative software solutions for the filming, construction, rescue, and sports industries. Its notable products include Mesh and White. Mesh is a coordinate platform that integrates the use of cameras and UAVs, facilitating collaboration among users in various sectors. White is a creative tool that transforms images into postcards, allowing users to tell stories through visual content. Both applications are available on iOS and Android platforms, catering to a wide audience in need of advanced technological solutions.

Easemob

Series B in 2015
EaseMob Technologies is a Beijing-based company established in 2013 by Ji Fang, Jervis Liu, Strong Liu, and Johnson Ma. It specializes in providing a platform as a service (PaaS) that enables software developers to seamlessly integrate instant messaging, voice, and data services into their applications. The company offers an array of open application programming interfaces (APIs) and software development kits (SDKs) that support various platforms, including Android, iOS, and web-based environments. By focusing on enterprise-level solutions, EaseMob empowers developers to enhance their applications with mobile instant messaging capabilities, facilitating improved communication and user engagement.

Joist

Series A in 2015
Joist is a mobile application designed for contractors, enabling them to estimate projects, invoice clients, collect payments, and manage their work from their iPhone, iPad, or the web. The platform allows users to create professional estimates and invoices by incorporating company logos and building a list of frequently used items for quick reference. Joist facilitates rapid calculation of estimates, which can be printed or emailed on the spot, and enables conversion of estimates into invoices. Users can also record payments immediately and manage client information efficiently. Additionally, the application supports exporting all data to preferred accounting systems, streamlining financial management for contractors across various industries.

Bee Cave Games

Series A in 2015
Bee Cave Games, Inc. is a social and mobile game developer based in Austin, Texas, established in 2012. The company specializes in creating connected games that cater to a diverse audience across various gaming platforms, including the web, Facebook, iOS, and Android devices. Notably, Bee Cave Games develops casino-style games, such as its popular titles Bee Cave Blackjack and Slots, which offer users an engaging gaming experience with support for 18 languages. The company's products are accessible through multiple application stores, including the Facebook App Center, the Apple iOS App Store, and the Google Play Store. With a portfolio featuring over 80 premium slot themes and 13 unique blackjack locations, Bee Cave Games aims to entertain players around the world.

textPlus

Venture Round in 2015
textPlus, Inc., formerly known as GOGII Inc., provides WiFi-based mobile communication services globally through its textPlus app. Available on iOS, Android, and Windows devices, including smartphones, tablets, and Kindle Fire, the application allows users to make free calls to landlines and mobile numbers. The company was founded in 2007 and is headquartered in Marina del Rey, California.

Mofang

Series A in 2015
Mofang is a Chinese mobile gaming media platform that focuses on online games across various verticals, including those for Apple and Android devices. The platform aims to enhance user experience by developing a push mechanism for personalized mobile game recommendations and integrating user-generated content into its offerings. By catering to the interests of game enthusiasts, Mofang facilitates engagement within the mobile gaming community and provides access to a diverse array of gaming options.

Frankly.me

Seed Round in 2015
Frankly.me is a Delhi-based company founded in 2014 that operates a video-based question-and-answer platform designed to facilitate direct conversations between users and public figures. The platform allows individuals to engage with a variety of personalities, including politicians, authors, artists, athletes, and social activists, by asking questions that are answered through video responses. This interactive approach enables users to connect with their favorite public figures in a unique and entertaining manner, fostering a space for frank conversations that may not typically occur.

Easemob

Series A in 2014
EaseMob Technologies is a Beijing-based company established in 2013 by Ji Fang, Jervis Liu, Strong Liu, and Johnson Ma. It specializes in providing a platform as a service (PaaS) that enables software developers to seamlessly integrate instant messaging, voice, and data services into their applications. The company offers an array of open application programming interfaces (APIs) and software development kits (SDKs) that support various platforms, including Android, iOS, and web-based environments. By focusing on enterprise-level solutions, EaseMob empowers developers to enhance their applications with mobile instant messaging capabilities, facilitating improved communication and user engagement.

Easemob

Seed Round in 2014
EaseMob Technologies is a Beijing-based company established in 2013 by Ji Fang, Jervis Liu, Strong Liu, and Johnson Ma. It specializes in providing a platform as a service (PaaS) that enables software developers to seamlessly integrate instant messaging, voice, and data services into their applications. The company offers an array of open application programming interfaces (APIs) and software development kits (SDKs) that support various platforms, including Android, iOS, and web-based environments. By focusing on enterprise-level solutions, EaseMob empowers developers to enhance their applications with mobile instant messaging capabilities, facilitating improved communication and user engagement.

Bee Cave Games

Seed Round in 2014
Bee Cave Games, Inc. is a social and mobile game developer based in Austin, Texas, established in 2012. The company specializes in creating connected games that cater to a diverse audience across various gaming platforms, including the web, Facebook, iOS, and Android devices. Notably, Bee Cave Games develops casino-style games, such as its popular titles Bee Cave Blackjack and Slots, which offer users an engaging gaming experience with support for 18 languages. The company's products are accessible through multiple application stores, including the Facebook App Center, the Apple iOS App Store, and the Google Play Store. With a portfolio featuring over 80 premium slot themes and 13 unique blackjack locations, Bee Cave Games aims to entertain players around the world.

Ola

Series B in 2013
Ola is a mobile technology platform based in India that connects passengers with a variety of transportation options, including cabs, auto-rickshaws, bikes, and shuttle buses. Founded by Ankit Bhati and Bhavish Aggarwal in December 2010, the company operates its services through a mobile application available on Windows, Android, and iOS platforms. Ola's platform is designed to provide convenient and transparent ride-hailing services, enabling users to book city taxis, outstation travel, car rentals, and corporate travel. With its headquarters in Bengaluru and additional offices across the country, Ola aims to enhance urban mobility by offering a broad network of transportation solutions. Additionally, Ola Café focuses on delivering food from top-rated local restaurants to customers within 20 minutes, further diversifying the company’s offerings.

Momo

Series C in 2013
Momo operates a free location-based instant messaging application that allows smartphone users to connect with people nearby, share texts, audio notes, and photos, and find like-minded individuals. Since its launch in August 2011, Momo has amassed 80 million users, with 13 million daily active users and 39 million monthly active users. The platform facilitates one-on-one and group conversations, generating an average of 500 million messages daily. Momo Inc., headquartered in Beijing, China, provides a mobile-based social and entertainment platform that includes features like live videos, short videos, social games, and other interactive experiences to enhance social relationships based on locations, interests, and recreational activities. Founded in 2011, the company aims to connect users through its Momo mobile application and related services.

Mofang

Seed Round in 2013
Mofang is a Chinese mobile gaming media platform that focuses on online games across various verticals, including those for Apple and Android devices. The platform aims to enhance user experience by developing a push mechanism for personalized mobile game recommendations and integrating user-generated content into its offerings. By catering to the interests of game enthusiasts, Mofang facilitates engagement within the mobile gaming community and provides access to a diverse array of gaming options.

Pencil Labs

Venture Round in 2013
Pencil Labs is a startup in Boston that created Wyth. Wyth is a calendar + messaging app that helps you make plans, naturally. Use Wyth on your iPhone to message anyone and Wyth will intuitively suggest the dates, times, and places that work for the people you want to see. Wyth gets you, and gets smarter the more you use it.

iDaily

Angel Round in 2012
iDaily is a mobile application development company focused on creating innovative media applications that enhance users' access to information and technology. Specializing in the iOS platform, iDaily's applications encompass a wide range of topics, including news, finance, art exhibitions, museum activities, jewelry, medications, horoscopes, baby diets, and investment plans. By providing a comprehensive suite of tools and resources, iDaily aims to improve users' efficiency and knowledge across various aspects of life.

textPlus

Series D in 2012
textPlus, Inc., formerly known as GOGII Inc., provides WiFi-based mobile communication services globally through its textPlus app. Available on iOS, Android, and Windows devices, including smartphones, tablets, and Kindle Fire, the application allows users to make free calls to landlines and mobile numbers. The company was founded in 2007 and is headquartered in Marina del Rey, California.

Momo

Series B in 2012
Momo operates a free location-based instant messaging application that allows smartphone users to connect with people nearby, share texts, audio notes, and photos, and find like-minded individuals. Since its launch in August 2011, Momo has amassed 80 million users, with 13 million daily active users and 39 million monthly active users. The platform facilitates one-on-one and group conversations, generating an average of 500 million messages daily. Momo Inc., headquartered in Beijing, China, provides a mobile-based social and entertainment platform that includes features like live videos, short videos, social games, and other interactive experiences to enhance social relationships based on locations, interests, and recreational activities. Founded in 2011, the company aims to connect users through its Momo mobile application and related services.

FrameHawk

Series B in 2011
FrameHawk is a software development company based in San Francisco, California, specializing in technology that connects desktop applications to mobile devices. The company offers a software platform that facilitates the delivery of applications and websites to various mobile devices, including iPads, iPhones, and Android tablets. FrameHawk's products enable secure, mobile business interactions for customers, employees, partners, and clients, ensuring 100% data security and comprehensive access management. With their solutions, users can access applications and services from any mobile device, even in areas with minimal 3G wireless connectivity, thus enhancing the flexibility and efficiency of mobile operations.

Huoli

Series B in 2011
HuoLi focuses on the development and operation of client software for mobile phones. It also focuses on providing solutions for mobile internet users’ communication and other kinds of practical demands. The products are related to wireless internet fields such as business information, mobile, LBS, and mobile payment include Flight Manager, Hotel Manager, MaoPao, Pat, and Link the Screen.

Momo

Series A in 2011
Momo operates a free location-based instant messaging application that allows smartphone users to connect with people nearby, share texts, audio notes, and photos, and find like-minded individuals. Since its launch in August 2011, Momo has amassed 80 million users, with 13 million daily active users and 39 million monthly active users. The platform facilitates one-on-one and group conversations, generating an average of 500 million messages daily. Momo Inc., headquartered in Beijing, China, provides a mobile-based social and entertainment platform that includes features like live videos, short videos, social games, and other interactive experiences to enhance social relationships based on locations, interests, and recreational activities. Founded in 2011, the company aims to connect users through its Momo mobile application and related services.

MoboTap

Series A in 2011
MoboTap is a smartphone app developer. They develop mobile applications, mobile cloud computing research, and services. They also develop mobile browsers for android and ios devices.

iApp4Me

Venture Round in 2011
iApp4Me is a Chinese application platform for iOS application recommendation. Affiliated to Shanghai Tiny Network Technology Co., Ltd. , a technology company focused on mobile internet platforms, iAPP4Me is a service that offers app recommendations, through which users can find out what apps their friends have brought. When the users are checking the apps, they can judge whether the software can be used safely or not. They can do this by checking how many and which friends have downloaded these software.

textPlus

Series C in 2011
textPlus, Inc., formerly known as GOGII Inc., provides WiFi-based mobile communication services globally through its textPlus app. Available on iOS, Android, and Windows devices, including smartphones, tablets, and Kindle Fire, the application allows users to make free calls to landlines and mobile numbers. The company was founded in 2007 and is headquartered in Marina del Rey, California.

NibiruTech Limited

Series A in 2011
NibiruTech, founded in July 2007, is engaged in iOS application development. Its main products include IslandEmpire, GalaxyEmpire, and KingsEmpire. Galaxy Empire ranked first in North America Apple’s AppStore on April 4, 2013, the best a Chinese-developed app has done in the AppStore. NibiruTech applies advanced concepts and technology to the development and has been invited to publish seven articles on Chinese magazines for programmers. InfoQ, a technology media site interviewed NibiruTech, recognizing the latter’s advanced development concepts.

Circle

Angel Round in 2011
Circle is the app that answers the question, "Who’s Around You?" Know when your friends & networks are nearby, wherever you are, no matter where you go. Circle tells you when your friends, or people from your networks (college, work, hometown, professional group, etc.), are near you. You'll be magically notified whenever they're around. Circle is an award-winning app, featured by Apple in over 50 countries and many of the top press publications.

Shanghai Muhe Network Technology

Series A in 2011
Shanghai Muhe Network Technology specializes in the development and operation of various types of games, including mobile and web-based offerings. The company has created popular titles such as "Moka Fantasy" and "Tap Three Kingdoms," catering to a diverse audience of players. Shanghai Muhe Network Technology focuses on multiplayer online games that are compatible with multiple platforms, including PC, iOS, Android, and Microsoft WP7. In addition to developing its own games, the company also engages in publishing outsourced games on a global scale, establishing a significant presence in the gaming industry.

Xageek

Seed Round in 2010
Xi'An Geek Software Technology Co., Ltd. (GeekSoft) is a mobile app publisher that focuses on providing software for Android and iOS systems. At present, GeekSoft has launched two main products, including a free file manager named ""File Expert"" that focuses on the overseas market, and a file sharing app called iShare.

textPlus

Series B in 2009
textPlus, Inc., formerly known as GOGII Inc., provides WiFi-based mobile communication services globally through its textPlus app. Available on iOS, Android, and Windows devices, including smartphones, tablets, and Kindle Fire, the application allows users to make free calls to landlines and mobile numbers. The company was founded in 2007 and is headquartered in Marina del Rey, California.

Buzzwire

Series B in 2007
Buzzwire is a Denver based mobile startup that streams multimedia content (mostly podcasts) to your mobile phone. There are a variety of mobile podcasting services out there Podlinez and Fonpods (deadpool) are two we've covered. However, these services have emphasized backwards compatibility by playing podcasts on specific phone numbers. Instead, Buzzwire relies on your dataplan, playing lists of media through your mobile browser. Creation and management of these play lists can be handled through their (somewhat ugly) website on your desktop browser. You can either add in content from their library of exiting podcasts to lists or upload your own. It works well on my iPhone, playing audio and video through the Quicktime player.

Buzzwire

Series A in 2007
Buzzwire is a Denver based mobile startup that streams multimedia content (mostly podcasts) to your mobile phone. There are a variety of mobile podcasting services out there Podlinez and Fonpods (deadpool) are two we've covered. However, these services have emphasized backwards compatibility by playing podcasts on specific phone numbers. Instead, Buzzwire relies on your dataplan, playing lists of media through your mobile browser. Creation and management of these play lists can be handled through their (somewhat ugly) website on your desktop browser. You can either add in content from their library of exiting podcasts to lists or upload your own. It works well on my iPhone, playing audio and video through the Quicktime player.
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