Top 100 Mobile App Developers in California
The Best of March 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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781$5,000+2 - 9 employeesSan Francisco, CAINVASIVECODE is a small mobile application development company located in San Francisco, California. The team offers Mobile App Development and UX/UI Design.Read More
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782$5,000+50 - 249 employeesSan Francisco, CAMidsize app development firm CreativeHub Global, is in San Francisco, California and Burnaby, Canada. The team offers Mobile App Development and AR/VR development.Read More
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783$50,000+250 - 999 employeesSanta Clara, CAMethod is a midsize UX agency. They specialize in UX/UI Design, Custom Software Development, Digital Strategy, Mobile App Development, and more and were launched in 1999. The agency is located in New York, New York; London, England; Santa Clara, California and Charlotte, North Carolina.Read More
Industries
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784$50,000+10 - 49 employeesSunnyvale, CARead More
Iomico, an IoT development company, is in Warszawa, Poland; Sunnyvale, California; Edmonds, Washington and Buenos Aires, Argentina. The small team provides IoT development, Product Design, Custom Software Development, and Mobile App Development. The agency was established in 2012.
Clients
Glomex SrlIndustries
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785$1,000+2 - 9 employeesSacramento, CAVerdugo Web Services is a web design company. Founded in 2024, the agency is headquartered in Sacramento, California. The small team focuses on Web Design, Web Development, E-Commerce Development, Custom Software Development, and more.Read More
Clients
Yuremane LLC Friends of the House LAIndustries
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786Undisclosed50 - 249 employeesCitrus Heights, CALogicTree IT Solutions is a mobile app development company. They offer Mobile App Development and Application Testing and were founded in 2007.Read More
Clients
Lompoc PD -
787$1,000+Freelancer employeesSan Mateo, CARead More
GCX Solutions is a product development firm headquartered in San Mateo, CA. Founded, in 2018, their team of approximately 1–2 employees mostly serves small clients and some mid-sized businesses. Within the scope of product development, their specialties include custom software and UX/UI design.
Clients
Momentum Design LabIndustries
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788$5,000+10 - 49 employeesCulver City, CABrut boutique marketing agency is a branding firm founded in 2019. The company offers Branding and UX/UI Design.Read More
Industries
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789$250,000+1,000 - 9,999 employeesSanta Clara, CAInfostretch is a large Application Testing company headquartered in Santa Clara, California and New York, New York. Their services include Application Testing and Enterprise App Modernization.Read More
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790$10,000+50 - 249 employeesSacramento, CATaction Software LLC is a custom software development firm. Launched in 2013, the team offers Custom Software Development, Mobile App Development, Artificial Intelligence, and Web Development. Their midsize company is based in Chicago, Illinois; Cheyenne, Wyoming; Noida, India and Austin, Texas.Read More
Clients
First National BankIndustries
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791$1,000+Freelancer employeesSan Diego, CAFelix O Stack is a mobile application development company. The San Diego, California-based team offers Mobile App Development and Web Development.Read More
Industries
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792Undisclosed2 - 9 employeesSan Francisco, CARead More
Parade is a digital design agency based in San Francisco. Founded in 2014, they specialize in UX/UI design, web design & development, and mobile app development. They mainly work with large businesses, focusing on arts, entertainment and music, business services, and consumer products and services.
Clients
GoogleIndustries
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793Undisclosed50 - 249 employeesSanta Clara, CAThe X Future Inc is a software development company located in Santa Clara, California and Mumbai, India. The team focuses on Custom Software Development and Mobile App Development.Read More
Clients
UnileverIndustries
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794$10,000+10 - 49 employeesIrvine, CAFounded in 2017, Done-IT is a small Zaporizhzhia, Ukraine-based mobile application development firm. Their team focuses on Mobile App Development and Web Development.Read More
Industries
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795$5,000+50 - 249 employeesSan Pablo, CASoftware development firm eSquall LLC was established in 2017. The firm specializes in Custom Software Development and Web Development.Read More
Industries
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796$10,000+2 - 9 employeesCosta Mesa, CATrooMobile is a mobile application development firm. The firm is based in Costa Mesa, California. Their team focuses on Mobile App Development and UX/UI Design.Read More
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797$10,000+10 - 49 employeesBerkeley, CADeCodinate Inc is a Berkeley, California-based mobile application development firm. They provide Mobile App Development and Web Development.Read More
Industries
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798$100,000+250 - 999 employeesSan Francisco, CAArcTouch, an IoT development company, was established in 2009. The midsize team focuses on IoT development, UX/UI Design, Mobile App Development, Low/No Code Development, and more. The agency is based in San Francisco, California; New York, New York; Florianópolis, Brazil and Austin, Texas.Read More
Industries
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799Undisclosed10 - 49 employeesFremont, CALightspeed mobile labs is a small app development firm. They specialize in Mobile App Development and Web Design and were established in 2006.Read More
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800$1,000+10 - 49 employeesGlendale, CAWeb design agency Shiftr Agency is located in Glendale, California. The small agency was established in 2022. Their services include Web Design, UX/UI Design, Custom Software Development, Web Development, and more.Read More
Industries
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801$10,000+50 - 249 employeesSan Francisco, CAFounded in 2011, NetSet Software Solutions is a Blockchain company. The agency provides Blockchain, Artificial Intelligence, and Mobile App Development and has a midsize team.Read More
Clients
VezbiIndustries
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802$25,000+50 - 249 employeesSan Francisco, CALocated in San Francisco, California; San Ramon, California and Lahore, Pakistan, Kwanso LLC is a custom software development firm. They focus on Custom Software Development, Web Development, Mobile App Development, IoT development, and more and were founded in 2012.Read More
Clients
US NewsIndustries
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803Undisclosed2 - 9 employeesReedley, CADigital Mountain Media is a small web design company established in 2015. Their team provides Web Design and Mobile App Development.Read More
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804Undisclosed2 - 9 employeesNewport Beach, CARowdy design is a small web design company based in Newport Beach, California. Their services include Web Design and Web Development.Read More
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805Undisclosed2 - 9 employeesAnaheim, CAApp development firm MediaOne Digital Studios provides Mobile App Development and Web Design. They are located in Anaheim, California.Read More
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806Undisclosed2 - 9 employeesHuntington Beach, CADezTech Consulting is a mobile app development firm. The team focuses on Mobile App Development and Web Development and is based in Huntington Beach, California.Read More
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807Undisclosed2 - 9 employeesBelmont, CAWeb development company Steelkiwi Inc. Was established in 2011. The agency specializes in Web Development and Mobile App Development, and is small.Read More
Industries
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808Undisclosed2 - 9 employeesSan Francisco, CAEstablished in 2013, Panalo Solutions is a web development company. Their services include Web Development and Mobile App Development.Read More
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809$1,000+10 - 49 employeesNewark, CAStackmybiz is a website development firm. The agency is in Ranchi, India and Newark, California. Their services include Web Development and Mobile App Development.Read More
Industries
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810$1,000+10 - 49 employeesSacramento, CAELEK+RIK is a Fort Lauderdale, Florida-based application development company. The small team focuses on Mobile App Development, Web Development, Artificial Intelligence, Custom Software Development, and more. The company was established in 2010.Read More
Clients
Amgen, NFL, Mercedes, Korean Air, Sky Therapist, Doctor on Demand, BMW, Rakuten, Vivadere, VeChainIndustries
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