Top 100 Mobile App Developers in California
The Best of August 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$1,000+2 - 9 employeesSan Bruno, CASysnatics, an Internet & Technology Law company, specialize in Internet & Technology Law and IT managed services. They were launched in 2025.Read More
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782$1,000+2 - 9 employeesLos Angeles, CA3DayWebsite.co, a web design agency, is based in Los Angeles, California. Founded in 2026, the team offers Web Design and Web Development.Read More
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783$50,000+2 - 9 employeesLos Angeles, CAKavara is a small Los Angeles, California-based custom software development company. The team focuses on Custom Software Development and Web Development.Read More
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784$10,000+10 - 49 employeesLos Angeles, CARead More
Beyond Enterprizes, a small blockchain company, is headquartered in Los Angeles, California; Cluj-Napoca, Romania and București, Romania. They offer blockchain, business consulting, IT strategy consulting, custom software development, and more and were established in 2012.
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785$5,000+50 - 249 employeesHuntington Beach, CAAmbsan Digital is a mobile application development company launched in 2025. Their midsize team is based in Huntington Beach, California; Mississauga, Canada and Karachi, Pakistan and offers Mobile App Development, Custom Software Development, IT staff augmentation, UX/UI Design, and more.Read More
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786$5,000+50 - 249 employeesCarson, CADesign Monks LLC is a midsize UX company founded in 2022. Their services include UX/UI Design, Artificial Intelligence, Branding, Mobile App Development, and more. The company is based in Dhaka, Bangladesh and Carson, California.Read More
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787$5,000+10 - 49 employeesSacramento, CASmall mobile app development company TechloSet, is located in Faisalabad, Pakistan and Sacramento, California. Their services include Mobile App Development and Custom Software Development.Read More
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788$5,000+10 - 49 employeesCulver City, CAEstablished in 2016, Afternow is a small AR/VR development company. Their services include AR/VR development and Mobile App Development.Read More
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789$1,000+10 - 49 employeesSan Francisco, CABritelite is a software development company established in 2013. Their team offers Custom Software Development and AR/VR development.Read More
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790Undisclosed10 - 49 employeesFremont, CACA-One Tech Cloud Inc., a big data analytics company, is based in Fremont, California. Their services include BI & big data consulting & SI and Mobile App Development.Read More
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791Undisclosed50 - 249 employeesSanta Monica, CARED Creative Agency is an Advertising company. They were founded in 1999 and offer Advertising and AR/VR development.Read More
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792Undisclosed50 - 249 employeesUpland, CAInent Inc is a SEO company founded in 2010. The team offers Search Engine Optimization and IT staff augmentation.Read More
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793Undisclosed50 - 249 employeesLos Angeles, CASPINX Inc. Is a graphic design agency based in Los Angeles, California. Their services include Graphic Design and Mobile App Development.Read More
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794Undisclosed50 - 249 employeesSan Francisco, CAAva is an IT managed services company. Launched in 2014, the company is based in San Francisco, California and Paris, France. Their services include IT managed services and Mobile App Development.Read More
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795Undisclosed50 - 249 employeesFremont, CAAkidev Corporation, a Content Marketing company, was launched in 2012. The team offers Content Marketing and CRM consulting and SI and is located in Fremont, California and Noida, India.Read More
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796$1,000+10 - 49 employeesIrvine, CACharisol Technology is a website development firm founded in 2015. The company focuses on Web Development and Mobile App Development, and is small.Read More
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797$25,000+50 - 249 employeesPalo Alto, CASoftware development firm Aligned Code was established in 2013. They are located in Aurora, Colorado; Warszawa, Poland and Palo Alto, California and have a midsize team. Aligned Code offers Custom Software Development, Web Development, Mobile App Development, and Artificial Intelligence.Read More
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McDonald's PepsiCo Nestlé ViasatIndustries
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798$10,000+250 - 999 employeesSan Francisco, CAFounded in 2012, SmartSmith Infotech is a midsize custom software development firm. Their team provides Custom Software Development and Web Development.Read More
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799$25,000+50 - 249 employeesSan Mateo, CARead More
NG Logic is a software company headquartered in Warsaw, Poland that specializes in mobile app and web development. Founded in 2003, the company has an additional office in Austin, Texas and has over 50 employees.
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Digital Cheetach Perception Software ContractroomIndustries
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800Undisclosed50 - 249 employeesSan Diego, CAApplication development company Algomatik was established in 2013. The team provides Mobile App Development.Read More
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801$10,000+2 - 9 employeesLa Habra, CAUniversal Informatics LLC, a web development company, was founded in 2024. They are based in La Habra, California and have a small team. Their services include web development, mobile app development, api development, microservices architecture services, and more.Read More
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802$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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803$5,000+50 - 249 employeesSan Francisco, CAApp development firm Bolder Apps was launched in 2019. Their midsize team is in Miami, Florida; New York, New York; Los Angeles, California and Austin, Texas and focuses on Mobile App Development, Custom Software Development, Artificial Intelligence, Generative AI, and more.Read More
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Lando AIIndustries
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804$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.
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Glomex SrlIndustries
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805$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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806$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
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807$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
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Yuremane LLC Friends of the House LAIndustries
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808Undisclosed50 - 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
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Lompoc PD -
809$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.
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Momentum Design LabIndustries
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810$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
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