Top 100 Mobile App Developers in California
The Best of October 2026Looking for a top mobile app development company in California?
Building a mobile app is expensive. In fact, it can cost $10,000 to $150,000, unless you want an out-of-the-box solution with a DIY app builder. So, choosing the right app developer is important because it can save you time and money and result in an app that makes your business stand out.
As you begin the process of hiring an app development company, remember to define the type of app you want before starting conversations with developers. How complex your app idea is will determine your budget and the skill level you need in an app developer. Then, once conversations begin, ask for portfolio items, reviews, and references. Be sure to bring up timeline, too, so you align on expectations.
Overall, with about 90% of time on mobile spent in apps, investing in a mobile app for your business may help attract customers and get your brand in front of more people.
To assist you in your search for a partner, we’ve compiled this list of the top mobile app developers in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best California Mobile App Development Companies
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871$1,000+10 - 49 employeesHuntington Beach, CARead More
Sister Agency is a small advertising company in Tampa, Florida. Their services include advertising, branding, digital strategy, search engine optimization, and more.
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872$10,000+50 - 249 employeesSan Diego, CARead More
BitCot is a development firm from San Diego. It was founded in 2011 and has grown to a team of more than 30 that does mobile app development, web development, and custom software development for small and large companies alike.
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Dick's Sporting GoodsIndustries
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873Undisclosed10 - 49 employeesGlendale, CAEsthete is a Glendale, California-based website development company and application development company. Their services include Web Development and Mobile App Development.Read More
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874$50,000+50 - 249 employeesLos Angeles, CARead More
Hvantage Technologies Inc is a Los Angeles-based digital agency that was founded in 2011. With more than 200 employees, the agency has experts in mobile app and custom software development, UX/UI design, and web design.
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875$5,000+2 - 9 employeesLos Angeles, CARead More
Digital Stairway is a mobile application development company. Launched in 2015, the firm is located in Austin, Texas and Los Angeles, California. The small team provides mobile app development, pay per click, search engine optimization, social media marketing, and more.
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876Undisclosed10 - 49 employeesOakland, CABlisstering Solutions is a mobile application development firm launched in 2007. Their services include Mobile App Development and Custom Software Development.Read More
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877$5,000+10 - 49 employeesJurupa Valley, CAFounded in 2021, Movya is a web development company. The small team offers Web Development, Application Testing, AI Agents, UX/UI Design, and more. The company is based in Ahmedabad, India and Jurupa Valley, California.Read More
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878$1,000+Freelancer employeesSacramento, CAMobile app development firm Curious Applications was founded in 2013. The team offers Mobile App Development and UX/UI Design.Read More
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879$5,000+2 - 9 employeesSebastopol, CAIn Sebastopol, California and Santa Cruz, California, 1stWave Interactive is a branding company. Founded in 2010, the team specializes in Branding and UX/UI Design.Read More
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Best Buy -
880Undisclosed2 - 9 employeesOakland, CAHeadquartered in Oakland, California, 2Plus2 Partners is an UX design company. The team focuses on UX/UI Design and Mobile App Development.Read More
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881Undisclosed2 - 9 employeesSan Francisco, CAFounded in 2009, Wheelhouse Enterprises is a cloud consulting & SI company. The team focuses on cloud consulting & SI and CRM consulting and SI.Read More
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882Undisclosed2 - 9 employeesLakewood, CAFounded in 1996, ASTRALCOM Integrated Media Services is a Content Marketing company. The team focuses on Content Marketing and Graphic Design.Read More
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883Undisclosed2 - 9 employeesPleasant Hill, CARevealio, Inc., a software development firm, was launched in 2016. The team specializes in Custom Software Development and IT managed services and is based in Pleasant Hill, California.Read More
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884$25,000+50 - 249 employeesSan Francisco, CAKevuru Games is a software development company launched in 2012. The agency offers Custom Software Development, Mobile App Development, Other Application Development, and UX/UI Design and has a midsize team. The agency is headquartered in Kyiv, Ukraine; San Francisco, California and Warszawa, Poland.Read More
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885$1,000+2 - 9 employeesFountain Valley, CALaunched in 2013, Ola Technologies, Inc. Is a small Fountain Valley, California-based application development firm. Their team provides Mobile App Development and Web Development.Read More
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886$1,000+250 - 999 employeesMilpitas, CALaunched in 2016, Appzlogic Inc is an IT staff augmentation company. The midsize Farmers Branch, Texas-based team offers IT staff augmentation, Web Development, Mobile App Development, Application Testing, and more.Read More
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Harvard Business SchoolIndustries
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887$1,000+10 - 49 employeesMountain View, CATCO TEAM is a website development firm. They are located in Yerevan, Armenia; Gyumri, Armenia and Mountain View, California and have a small team. Their services include Web Development, Mobile App Development, E-Commerce Development, Custom Software Development, and more. The agency was established in 2016.Read More
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Sparsis HoldingIndustries
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888$10,000+10 - 49 employeesTorrance, CAFlaidex LLC is a software development firm. Founded in 2017, the team offers Custom Software Development, Web Development, Artificial Intelligence, UX/UI Design, and more. Their small company is headquartered in Torrance, California and Dhaka, Bangladesh.Read More
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889$5,000+10 - 49 employeesAnaheim, CASoftUp Agency is an IT strategy consulting company launched in 2023. In Anaheim, California and Amsterdam, Netherlands, the team focuses on IT strategy consulting and Custom Software Development.Read More
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890Undisclosed10 - 49 employeesSan Diego, CARexTech Solution LLC, a web design company, was established in 2022. The firm offers Web Design and UX/UI Design, and is small.Read More
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891$1,000+10 - 49 employeesSan Francisco, CASoftware development firm Naveck Technologies is headquartered in New Delhi, India; New York, New York and San Francisco, California. The small team focuses on Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more and was established in 2021.Read More
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892$1,000+50 - 249 employeesMountain View, CAEstablished in 2010, Aarki is a mobile application development firm and Mobile & App Marketing company. The agency offers Mobile App Development and Mobile & App Marketing.Read More
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893$25,000+2 - 9 employeesLos Angeles, CATOPCONE INC is a software development firm. The firm is in Los Angeles, California. Their services include Custom Software Development and Mobile App Development.Read More
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894$10,000+250 - 999 employeesSan Francisco, CAEmpat is a midsize app development company established in 2013. Their team offers Mobile App Development, Custom Software Development, Artificial Intelligence, and Web Development. The firm is in San Francisco, California; Kyiv, Ukraine; London, England and Miami, Florida.Read More
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Obimy — A mobile app connecting loved ones across distances with over 10 million downloads on iOS and Android. Enables seamless communication and emotional connection. Mobile app development and social networking focus. Bigsister — Custom AI software designed for sales performance tracking and analysis, providing clean, accurate data to optimize sales teams and improve efficiency with advanced analytics. Trigga — A fintech project featuring payment systems and a comprehensive analytical database to support secure transactions and financial insights for smarter decision-making. DentalCare — Healthcare ecosystem with mobile app, web development, and CRM tools for managing patient records, tracking appointments, and sending automated reminders to improve patient care.Industries
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895$5,000+50 - 249 employeesIrvine, CATecOrb Technologies Pvt. Ltd., an user experience design agency, was launched in 2012. Their midsize team is in Noida, India and Irvine, California and offers UX/UI Design, Mobile App Development, and Web Development.Read More
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896$5,000+10 - 49 employeesIrvine, CAFounded in 2000, Lucid Fusion is a small website development company. Their services include Web Development and Mobile App Development.Read More
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897$5,000+10 - 49 employeesSan Carlos, CADigital Strategy company Antics Digital Marketing was launched in 1996. The agency specializes in Digital Strategy and Web Design.Read More
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898$5,000+10 - 49 employeesAlbany, CARemoteFace, a web design agency, is headquartered in Albany, California. They specialize in Web Design and Custom Software Development and were founded in 2008.Read More
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899$10,000+10 - 49 employeesFremont, CASmall cloud consulting & SI company Sigmaways, is in Fremont, California. Their services include cloud consulting & SI and IT staff augmentation.Read More
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900$5,000+10 - 49 employeesSan Jose, CAIn San Jose, California, Evergreen Software Co. Is a branding company. Their services include Branding and Search Engine Optimization.Read More
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