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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511$250,000+10 - 49 employeesLos Angeles, CAPrimeiTek, a web development firm, focus on Web Development and Mobile App Development. They were established in 2012.Read More
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512Undisclosed2 - 9 employeesFresno, CAIn Fresno, California and The Bronx, New York, Startup IT Solution is a social media marketing firm. They specialize in Social Media Marketing and Search Engine Optimization and were launched in 2013.Read More
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513$5,000+50 - 249 employeesLos Altos, CAFounded in 2011, Brown Deck Innovations is a software development firm. The team specializes in Custom Software Development and Mobile App Development and is located in Los Altos, California.Read More
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514$5,000+50 - 249 employeesLos Angeles, CAEstech Digital is a software development firm founded in 2015. Based in Los Angeles, California and London, England, the team provides Custom Software Development and Web Development.Read More
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515$5,000+50 - 249 employeesSan Leandro, CAInternet Soft is a San Leandro, California-based SEO services firm. Founded in 2010, the midsize team provides search engine optimization, ux/ui design, custom software development, mobile app development, and more.Read More
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516$25,000+2 - 9 employeesMcClellan Park, CASmall web development company Kore Innovations, is headquartered in McClellan Park, California. The team specializes in Web Development and Custom Software Development.Read More
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517$1,000+2 - 9 employeesSacramento, CAFavSoftware, a website development firm, offer Web Development and Mobile App Development. They were launched in 2020.Read More
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518$5,000+2 - 9 employeesSan Francisco, CAMEADOW Design, Inc., a small branding firm, is based in San Francisco, California. Their services include Branding and Web Design.Read More
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519$1,000+10 - 49 employeesInglewood, CAPuri's Tech Limousine Answering Service is a software development company launched in 2010. The team provides Custom Software Development and UX/UI Design.Read More
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520$5,000+2 - 9 employeesLos Angeles, CAVolcanic Star, LLC is a web development firm. Established in 2013, the company is in Los Angeles, California and. Their services include Web Development and Mobile App Development.Read More
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521$1,000+2 - 9 employeesGarden Grove, CAFounded in 2013, Zega Logos, a small Logo company, is based in Garden Grove, California. Their team offers Logo and Mobile App Development.Read More
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522Undisclosed50 - 249 employeesGlendale, CAMobileforming is a mobile app development company. In Glendale, California, the company was established in 2013. Their team provides Mobile App Development and UX/UI Design.Read More
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523$1,000+1,000 - 9,999 employeesPleasanton, CABayRock labs is an IT strategy consulting company. They offer IT strategy consulting and Web Development and were launched in 2017.Read More
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524$1,000+50 - 249 employeesSan Jose, CAMaxtron is a mobile application development company in San Jose, California. They specialize in Mobile App Development and E-Commerce Development and were launched in 2013.Read More
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525$1,000+50 - 249 employeesSan Francisco, CAGet The Web Build is a branding agency. They are based in San Francisco, California and have midsize team of experts. Their services include Branding and Web Design.Read More
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526$1,000+50 - 249 employeesSan Jose, CALaunched in 2019, SEO San Jose is a SEO agency. The team specializes in Search Engine Optimization and Mobile App Development.Read More
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527$1,000+50 - 249 employeesLos Angeles, CACode 9 Web Studios, a SEO agency, is headquartered in Los Angeles, California. Their services include Search Engine Optimization and Pay Per Click.Read More
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528$1,000+50 - 249 employeesSan Diego, CALaunched in 2017, Brandrums is a web design company. The team focuses on Web Design and Logo and is based in San Diego, California.Read More
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529Undisclosed10 - 49 employeesFolsom, CALEADconcept, a software development company, is located in Lahore, United Arab Emirates and Folsom, California. They focus on Custom Software Development and Graphic Design and were launched in 2003.Read More
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530$25,000+50 - 249 employeesLos Altos, CAConvo is an IT staff augmentation company. Their team is based in Los Altos, California and Scottsdale, Arizona and provides IT staff augmentation and AI Consulting.Read More
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531$1,000+50 - 249 employeesSan Diego, CAIn San Diego, California, NET SNIPERS MEDIA is a midsize SEO agency. Their services include Search Engine Optimization and Pay Per Click.Read More
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532$25,000+50 - 249 employeesLos Angeles, CAYen Digital is a midsize Gurgaon, India-based website development company. Their services include Web Development and Robotics Process Automation.Read More
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533$1,000+10 - 49 employeesSacramento, CARysysth Technologies is a Sacramento, California-based cloud consulting & SI company. The small firm was launched in 2022. Their team offers cloud consulting & SI, Web Development, Mobile App Development, Artificial Intelligence, and more.Read More
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534$1,000+10 - 49 employeesBurbank, CAKanusoft LLC. Is a Digital Strategy company. Their small team is located in Burbank, California. Their services include Digital Strategy, Graphic Design, cloud consulting & SI, Web Development, and more. The agency was established in 2013.Read More
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535$5,000+10 - 49 employeesSan Francisco, CACloneAppz, a website development firm, was established in 2021. Their small team is based in San Francisco, California. Their services include Web Development, Mobile App Development, Custom Software Development, Other Application Development, and more.Read More
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536$10,000+10 - 49 employeesMountain View, CALocated in Mountain View, California, Koalesce Designs is an UX agency. Their services include UX/UI Design and Mobile App Development.Read More
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537$1,000+10 - 49 employeesFoster City, CALihan Technologies, a web development company, was established in 2017. The small team offers Web Development and Mobile App Development.Read More
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538Undisclosed10 - 49 employeesLong Beach, CA5 Elements Entertainment is a web development company. Founded in 2009, the team specializes in Web Development and Mobile App Development. The agency is located in Long Beach, California.Read More
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539$1,000+10 - 49 employeesDiamond Bar, CAVideo production company BlueFlag Animations is in London, England and Diamond Bar, California. The team offers Video Production and Web Development.Read More
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540Undisclosed10 - 49 employeesTorrance, CAOffsoar, a big data company, was founded in 2012. The team specializes in BI & big data consulting & SI and Web Development.Read More
Industries
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