
Top 20 Freelancer Mobile App Developers in California
The Best of February 2025Looking for a top Freelance 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 Freelancer mobile app developers in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
>List of the Best Freelancer Mobile App Development Companies in California
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1
$1,000+Freelancer employeesSan Francisco, CAChopChop design&development, an app development company, is headquartered in San Francisco, California. They provide Mobile App Development and UX/UI Design and were launched in 2020.Read More
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2
$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
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3
$1,000+Freelancer employeesSan Mateo, CA
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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4
$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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5
$5,000+Freelancer employeesSan Francisco, CASiteAppy LLC is an Enterprise App Modernization company. The team focuses on Enterprise App Modernization and Custom Software Development and is in San Francisco, California.Read More
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6
UndisclosedFreelancer employeesSan Francisco, CASmall application development company VVG Design, is in San Francisco, California. The team provides Mobile App Development and Advertising.Read More
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7
$25,000+Freelancer employeesLos Angeles, CALocated in Los Angeles, California, Samuel Nee Web Development and Consulting is a website development firm. They specialize in Web Development and Mobile App Development and were founded in 1998.Read More
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8
UndisclosedFreelancer employeesSacramento, CAElectric Web is a mobile application development company. The agency is based in Sacramento, California. Their services include Mobile App Development and Custom Software Development.Read More
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9
UndisclosedFreelancer employeesPasadena, CACustom software development company App Indulge LLC was established in 2012. Headquartered in Pasadena, California, the team focuses on Custom Software Development and Mobile App Development.Read More
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10
UndisclosedFreelancer employeesSacramento, CAUser experience agency BPXI/O was founded in 2014. The small team provides UX/UI Design and Business Consulting.Read More
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11
$5,000+Freelancer employeesLos Angeles, CASlick Development is an e-commerce development company in Los Angeles, California. The team specializes in E-Commerce Development and Mobile App Development.Read More
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12
$5,000+Freelancer employeesSan Diego, CAAmped Local is an Advertising company. They were launched in 2014 and focus on Advertising and Marketing Strategy.Read More
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13
$5,000+Freelancer employeesAnaheim, CAHamza Digital, an user experience design agency, is located in Anaheim, California. The team provides UX/UI Design and E-Commerce Development.Read More
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14
$5,000+Freelancer employeesLos Angeles, CAApex Acumen is a small website development firm located in Los Angeles, California. The team offers Web Development and Artificial Intelligence.Read More
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15
$1,000+Freelancer employeesLong Beach, CASmall SEO company ITECH AGENCY, is headquartered in Long Beach, California. Their services include Search Engine Optimization and Video Production.Read More
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16
UndisclosedFreelancer employeesLa Cañada Flintridge, CAFounded in 2023, Zendevr is a small La Cañada Flintridge, California-based UX design company. Their team provides UX/UI Design and Web Development.Read More
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17
UndisclosedFreelancer employeesSan Diego, CAPaul Lewallen Studios is a web development firm. The company is based in San Diego, California. Their services include Web Development and Mobile App Development.Read More
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18
$1,000+Freelancer employeesAnaheim, CAFounded in 2014, socialomical is a small Anaheim, California-based branding agency. Their team specializes in Branding and Product Design.Read More
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