The mobile app development industry in California is booming, with a plethora of companies offering innovative and diversified services. These companies are an integral part of the digital ecosystem, providing solutions to businesses in various sectors, ranging from healthcare to finance. They deploy technologies like AI, IoT, AR/VR, and blockchain to craft user-friendly applications that deliver value to their clients. The industry is witnessing a surge in demand, fortifying its place in the technological frontier amidst the ever-evolving digital landscape.


Top 20 mobile app development companies in California

1. Exadel

  • Website: exadel.com
  • Headquarters: Walnut Creek, California, United States
  • Founded: 1998
  • Headcount: 1001-5000
  • Latest funding type: Acquired
  • LinkedIn

Exadel is an enterprise software development company that offers a wide range of services such as Product Engineering, Cloud Development, Mobile Development, Quality Assurance, QA Automation, DevOps Services, Agile Delivery, Digital Experience, UXD services, Marketing Technology, Content Services, Data Privacy, Data Intelligence, AI & Machine Learning, and Data & Insights.


2. Mobile Programming LLC

Mobile Programming is a leading technology company specializing in mobile app development, IoT, AI, AR/VR, and blockchain. We enable digital transformation and help businesses unlock their full potential. With a focus on performance and timely delivery, we build industry-leading products and provide innovative solutions.


3. Uplers

  • Website: uplers.com
  • Headquarters: Remote, California, United States
  • Founded: 2012
  • Headcount: 1001-5000
  • LinkedIn

Uplers.com is a technology company that offers a wide range of IT services and solutions. They specialize in providing remote talent for web and software development, digital marketing, and mobile app development.


4. Skillz Inc.

  • Website: skillz.com
  • Headquarters: San Francisco, California, United States
  • Founded: 2012
  • Headcount: 51-200
  • Latest funding type: Post Ipo Equity
  • LinkedIn

Skillz Inc. is a competitive mobile games platform that empowers game developers to create sustainable businesses. The platform allows anyone to embrace their inner champion by offering a wide variety of games across different genres. With a focus on fair competition, Skillz enables players to compete in multiplayer tournaments and leagues, with the opportunity to win prizes and trophies. The company also partners with major brands like UFC and NFL to create branded competitive mobile games.


5. HDFC Bank Limited

  • Website: aryupay.com
  • Headquarters: Mountain View, California, United States
  • Founded: 2015
  • Headcount: 10001+
  • LinkedIn

ARYUPAY is a global software services company focused on providing impactful solutions.


6. Jam City

  • Website: jamcity.com
  • Headquarters: Culver City, California, United States
  • Founded: 2009
  • Headcount: 1001-5000
  • Latest funding type: Series Unknown
  • LinkedIn

Jam City is a leading gaming and interactive entertainment company that offers unique and engaging experiences through their popular titles. With global franchises and billions of installs, they continue to evolve the gaming industry.


7. Yml

  • Website: yml.co
  • Headquarters: Redwood City, California, United States
  • Founded: 2009
  • Headcount: 201-500
  • Latest funding type: Acquired
  • LinkedIn

YML is a digital agency that helps clients get to tomorrow faster. With expertise in customer experience, they offer innovative solutions to power transactions, increase digital sales, and improve user interface. Their diverse clientele includes major brands like PayPal, Universal Music Group, and Polestar.


8. GSN Games

  • Website: gsngames.com
  • Headquarters: Santa Monica, California, United States
  • Founded: 1994
  • Headcount: 201-500
  • Latest funding type: Acquired
  • LinkedIn

GSN Games is a company that creates and publishes social casino and casual games designed to fuel every player's inner winner. They offer a wide range of games for mobile devices, including cash tournaments and skill-based tournaments for real cash prizes. With a global footprint and a strong presence in the gaming industry, GSN Games continues to innovate and provide entertainment for players worldwide.


9. Folio3 Software

  • Website: folio3.com
  • Headquarters: Belmont, California, United States
  • Founded: 2005
  • Headcount: 501-1000
  • LinkedIn

Folio3 is a software development company that offers custom software solutions and mobile applications for various industries. They specialize in developing AI-powered business intelligence solutions, CRM systems, and enterprise software.


10. Brainvire Infotech Inc.

  • Website: brainvire.com
  • Headquarters: Milpitas, California, United States
  • Founded: 2000
  • Headcount: 501-1000
  • LinkedIn

Brainvire is a B2B eCommerce platform that provides digital solutions for businesses to trade products seamlessly. They specialize in developing websites and mobile apps, offering services like Magento, Shopify, Odoo ERP, and more. Their expertise spans across various industries such as retail, real estate, education, finance, and healthcare. With a focus on digital enablement, they help organizations optimize their processes and improve customer experiences. Brainvire's innovative solutions have earned them accolades and a strong reputation in the industry.


11. FullStack Labs

FullStack Labs is a leading software development consultancy that specializes in custom software solutions for education companies, logistics industry, healthcare startups, and more. They offer complex systems architecture, development operations and planning, product roadmapping, and outsourced CTO services. Their expertise lies in enhancing the learning experience across web, mobile, and conversational UI.


12. Flutter Community

  • Website: flutter.dev
  • Headquarters: Mountain View, California, United States
  • Founded: 2017
  • Headcount: 5001-10000
  • LinkedIn

Flutter.dev is an open source framework by Google for building beautiful, natively compiled, multi-platform applications from a single codebase.


13. Good Powered by BlackBerry

  • Website: good.com
  • Headquarters: Sunnyvale, California, United States
  • Founded: 1996
  • Headcount: 501-1000
  • Latest funding type: Acquired
  • LinkedIn

Good.com is a company that offers software solutions and downloads for various mobile devices. They provide a range of applications for different operating systems and languages.


14. OutworX Corporation

  • Website: outworx.com
  • Headquarters: San Jose, California, United States
  • Founded: 2003
  • Headcount: 501-1000
  • LinkedIn

Outworx.com is a company that offers robust and scalable WordPress development solutions. They specialize in high-level WordPress customization, turning generic CMS into personalized ones.


15. EffectiveSoft

  • Website: effectivesoft.com
  • Headquarters: San Diego, California, United States
  • Founded: 2000
  • Headcount: 201-500
  • Latest funding type: Private Equity
  • LinkedIn

EffectiveSoft is a software development company that offers outsourced development services. They have a customer-friendly approach and provide critical thinking and introspection during the project. They specialize in cross-platform app development, including mobile apps for medical, financial, wearable, and fitness purposes. They have a long-term cooperation with various clients and have a team of 300 in-house experts. They are skilled in adopting new technologies and have a diverse skillset. They are a trusted partner for custom software development and have expertise in industries like telecom and medical.


16. InApp

  • Website: inapp.com
  • Headquarters: Palo Alto, California, United States
  • Founded: 2000
  • Headcount: 201-500
  • LinkedIn

InApp is a software development company that specializes in building custom software solutions for various industries. They offer a range of services including mobile app development, software consulting, and end-to-end development. With expertise in JavaScript frameworks, they help businesses build dynamic and secure web applications. InApp has a strong focus on innovation and customer satisfaction.


17. ArcTouch

  • Website: arctouch.com
  • Headquarters: San Francisco, California, United States
  • Founded: 2008
  • Headcount: 201-500
  • Latest funding type: Acquired
  • LinkedIn

ArcTouch is a digital product design and development company that specializes in creating lovable apps, websites, back-end APIs, and connected smart products. They help companies forge meaningful connections with their customers through innovative and user-friendly digital solutions.


18. Emerline

  • Website: emerline.com
  • Headquarters: Mountain View, California, United States
  • Founded: 2011
  • Headcount: 201-500
  • LinkedIn

Emerline is a software engineering services company that offers a full range of web and mobile development solutions. They specialize in developing mobile apps and web portals, providing dedicated development center services, and offering customized software solutions for various industries. With a team of certified experts, Emerline delivers high-quality products and collaborates with Fortune 1000 companies. Their business model focuses on providing custom software development and IT consulting services. They operate in industries such as healthcare, e-learning, fintech, insurance, retail, telecommunications, manufacturing, travel, hospitality, and HR. Their customers include enterprises, distributors, pet owners, and wellness application users. Other keywords related to their services include React Native, chatbots, 3D design, IoT, AI, and blockchain.


19. TekRevol

  • Website: tekrevol.com
  • Headquarters: Newark, California, United States
  • Founded: 2018
  • Headcount: 201-500
  • LinkedIn

TekRevol is a technology company that specializes in building innovative applications for various industries. They offer services like automotive app development, healthcare app development, on-demand app development, ecommerce app development, real estate app development, music app development, and IT staff augmentation. With a focus on speed, agility, and business value, they help companies leverage digital, SaaS, and legacy systems to create future-ready application landscapes.


20. HeadSpin

  • Website: headspin.io
  • Headquarters: Sunnyvale, California, United States
  • Founded: 2015
  • Headcount: 201-500
  • LinkedIn

HeadSpin is a platform that helps companies optimize their app performance and user experience. They provide tools for continuous monitoring, testing, and analysis to detect and resolve performance issues. With HeadSpin, companies can ensure flawless digital experiences and deliver high-quality apps to their customers.


Want to find more mobile app development companies?


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