Top 100 Mobile App Developers in California
The Best of July 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.
Jump to Most Reviewed Companies
List of the Best California Mobile App Development Companies
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601$5,000+10 - 49 employeesLos Angeles, CAFounded in 2022, Nasaf Corp is a SEO company. The agency focuses on Search Engine Optimization and Web Design.Read More
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602$1,000+10 - 49 employeesDiamond Bar, CAFounded in 2017, InfoLake LLC, a small custom software development company, is in Diamond Bar, California. Their team specializes in Custom Software Development and Web Development.Read More
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603$25,000+10 - 49 employeesBeverly Hills, CAINPoint, a cloud consulting & SI company, provides cloud consulting & SI and Cybersecurity. The firm is based in Beverly Hills, California and Anoka, Minnesota.Read More
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604$1,000+10 - 49 employeesSan Marcos, CAProject Expedite, a Digital Strategy company, was established in 2004. The small team focuses on Digital Strategy and BI & big data consulting & SI.Read More
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605$1,000+10 - 49 employeesLos Angeles, CADigital Resources Group is a social media marketing firm headquartered in Los Angeles, California. The team provides Social Media Marketing and Search Engine Optimization.Read More
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606$1,000+10 - 49 employeesMountain View, CAUX design company X-out Studio was founded in 2021. The small team provides UX/UI Design and Web Development.Read More
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607$5,000+10 - 49 employeesLos Angeles, CAUniversal Web Designers, a Content Marketing company, is in Los Angeles, California. The small firm was established in 2020. Their services include Content Marketing, Pay Per Click, Web Development, Mobile App Development, and more.Read More
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608$1,000+10 - 49 employeescalifornia , CAEstablished in 2020, Tech Blits is a Digital Strategy company. The team offers Digital Strategy and IT strategy consulting and is located in california , California.Read More
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609$1,000+10 - 49 employeesSan Francisco, CAEuronous is a branding agency. Located in San Francisco, California, the team offers Branding and Search Engine Optimization.Read More
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610$1,000+10 - 49 employeesLos Angeles, CAEnvoy Social Solutions is a social media marketing agency. Established in 2023, the team specializes in Social Media Marketing and Search Engine Optimization.Read More
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611$5,000+10 - 49 employeesSan Jose, CACore 9 Digital is a web development firm founded in 2024. The team offers Web Development and Mobile App Development and is headquartered in San Jose, California.Read More
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612$50,000+10 - 49 employeesLos Angeles, CARead More
Gonni Agency is a UX and branding agency based in Buenos Aires, Argentina. Founded in 2012, their team of around 10 employees specializes in UI/UX design and branding.
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Diamond KinethicsIndustries
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613Undisclosed50 - 249 employeesSan Francisco, CAFounded in 2009, KriyaTec IT Systems is an IT staff augmentation company. The midsize team offers IT staff augmentation and Custom Software Development.Read More
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614Undisclosed50 - 249 employeesSan Diego, CATagrem Corp is an UX design company founded in 1999. Their team specializes in UX/UI Design and cloud consulting & SI.Read More
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615$1,000+50 - 249 employeesCampbell, CACreative Logo Agency is a Logo company. The firm is located in Campbell, California. Their team provides Logo and Social Media Marketing.Read More
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616$5,000+10 - 49 employeesSanta Monica, CAIdea Rebel, a small Digital Strategy company, is based in Vancouver, Canada and Toronto, Canada. The team provides Digital Strategy and E-Commerce Development.Read More
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617$25,000+10 - 49 employeesSan Francisco, CAReinteractive is a software development company. The San Francisco, California-based team focuses on Custom Software Development and E-Commerce Development.Read More
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618$50,000+1,000 - 9,999 employeesSan Francisco, CAVention is an IT staff augmentation company. Their large team is in New York, New York; London, England; Marietta, Georgia and San Francisco, California. The company focuses on IT staff augmentation, Custom Software Development, Web Development, Mobile App Development, and more. The company was launched in 2002.Read More
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IBM PayPal pwc IC MarketsIndustries
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619$50,000+10 - 49 employeesCosta Mesa, CATepia is an app development company in Costa Mesa, California; Tampa, Florida; Pittsburgh, Pennsylvania and Austin, Texas. Launched in 2012, the small team focuses on Mobile App Development, IoT development, and Enterprise App Modernization.Read More
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620$1,000+50 - 249 employeesSan Francisco, CAPremium Web Experts is a web development company. They focus on Web Development and Advertising and are in San Francisco, California.Read More
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621$50,000+50 - 249 employeesLos Angeles, CAIT staff augmentation company Elaniin was established in 2014. In Los Angeles, California; San Salvador, El Salvador and Ciudad de México, Mexico, their midsize team offers IT staff augmentation, Custom Software Development, Web Design, Mobile App Development, and more.Read More
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Jostens PapaJohns The Northface 4MCIndustries
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622$5,000+50 - 249 employeesSan Diego, CAIn Bikaner, India; San Diego, California; Durban, South Africa and Dammam, Saudi Arabia, iWebwiser is a web development company. The midsize firm was established in 2018. Their services include Web Development, Mobile App Development, Custom Software Development, Marketing Strategy, and more.Read More
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623Undisclosed2 - 9 employeesLivermore, CAWoll2Woll Software is an IT managed services and mobile app development company launched in 1995. The firm focuses on IT managed services and Mobile App Development.Read More
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624$5,000+50 - 249 employeesWestlake Village, CAScreamingBox is an Other Application Development company. The company is based in Westlake Village, California. Their services include Other Application Development and Custom Software Development.Read More
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625$1,000+50 - 249 employeesBell Gardens, CAVisionary Web Studios is a Marketing Strategy company. Founded in 2015, the firm is based in Bell Gardens, California. Their services include Marketing Strategy and Social Media Marketing.Read More
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626$5,000+2 - 9 employeesSacramento, CAIntelliquarck, a cloud consulting & SI company, is located in Sacramento, California. The team specializes in cloud consulting & SI and CRM consulting and SI.Read More
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627Undisclosed10 - 49 employeesNewark, CALaunched in 2018, Nex Creative Studio is a branding agency. The company offers Branding and Web Design.Read More
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628$10,000+10 - 49 employeesSan Francisco, CAAphelia Innovations is an artificial intelligence firm. Launched in 2018, the small agency is in New Delhi, India; Bengaluru, India and San Francisco, California. Their services include Artificial Intelligence, Web Development, IT staff augmentation, Mobile App Development, and more.Read More
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Skylark Group, IndiaIndustries
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629$5,000+2 - 9 employeesLos Angeles, CAIn Los Angeles, California, Avocadatoria is a web development company. Founded in 2019, the team focuses on Web Development and Mobile App Development.Read More
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630$1,000+250 - 999 employeesSan Jose, CAAspire Website Designs is a web design agency. They specialize in Web Design and Video Production and were established in 2010.Read More
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