Top 100 Boutique Mobile App Developers in California
The Best of December 2025Looking for a top Boutique 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 Boutique mobile app developers in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Boutique Mobile App Development Companies in California
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31$25,000+2 - 9 employeesSan Diego, CABackpack Works is a San Diego, California-based web design agency. The small team specializes in Web Design, UX/UI Design, Custom Software Development, Web Development, and more. The agency was founded in 2019.Read More
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32$5,000+2 - 9 employeesSan Diego, CARead More
Software development company EyeUniversal is in San Diego, California. The small firm was established in 2005. Their services include custom software development, mobile app development, search engine optimization, web design, and more.
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33Undisclosed2 - 9 employeesBeverly Hills, CARead More
Thunderbolt Studios is a digital design and custom technology development company based in Beverly Hills, California, that was established in 2014. Their team of 20 employees offers UX/UI design, mobile app development, and web development services.
Clients
CURBSTAND - On-demand Valet Payments and Valet Opps Logistics solutions, web & mobile apps -
34$50,000+2 - 9 employeesBerkeley, CAQuant Five LLC is a website development company launched in 2017. They are in Berkeley, California and have a small team. Their services include web development, ux/ui design, blockchain, mobile app development, and more.Read More
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35$5,000+2 - 9 employeesLos Angeles, CAEstablished in 2004, Digital Vertex is a web design agency and mobile application development firm. Their small team is located in Los Angeles, California and offers Web Design and Mobile App Development.Read More
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36$10,000+2 - 9 employeesCarlsbad, CARead More
Websoft Depot is a remote recruiting company for the IT industry. Founded in 2013, they are headquartered in Carlsbad, Calif., and have an additional office in Chelyabinsk, Russia. Websoft Depot has about 3 employees that do web development, e-commerce development, and custom software development.
Clients
Govgroup.com -
37$5,000+2 - 9 employeesIrvine, CAIn Irvine, California, Frostbyte Labs is a small mobile application development firm. The team specializes in Mobile App Development.Read More
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38$10,000+2 - 9 employeesLos Angeles, CAHyperkinetic Studios is an Other Application Development company. The team offers Other Application Development and IT strategy consulting and is based in Los Angeles, California.Read More
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39$25,000+2 - 9 employeesThousand Oaks, CABuena Digital is a custom software development firm. The team provides Custom Software Development and Mobile App Development, and the agency is based in Thousand Oaks, California.Read More
Clients
TaxAuditIndustries
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40$10,000+2 - 9 employeesSan Francisco, CAFounded in 2018, SideLabs is a small mobile application development company. Their team focuses on Mobile App Development and Other Application Development.Read More
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41$5,000+2 - 9 employeesSan Diego, CAApplication development firm devAtelier offers Mobile App Development and Web Development. They are located in San Diego, California.Read More
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42$5,000+2 - 9 employeesLong Beach, CAOS Ignite, Inc. Is an app development company. The firm is in Long Beach, California and Costa Mesa, California. Their services include Mobile App Development and Custom Software Development.Read More
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43$25,000+2 - 9 employeesSan Diego, CAMobile application development firm Tapcrew LLC was founded in 2010. The company offers Mobile App Development and UX/UI Design, and is small.Read More
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44$25,000+2 - 9 employeesSonoma, CAWithyou, a web development company and mobile app development company, is headquartered in Kronberg im Taunus, Germany and Sonoma, California. They focus on Web Development and Mobile App Development.Read More
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45$25,000+2 - 9 employeesNevada City, CABlockchain company Tesuji was established in 2017. They are headquartered in Nevada City, California and Ho Chi Minh City, Vietnam and have a small team. Tesuji provides Blockchain, Mobile App Development, AR/VR development, Custom Software Development, and more.Read More
Clients
DanceFightIndustries
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46$25,000+2 - 9 employeesChico, CABig Drum Digital is a web design agency founded in 2018. The small team offers Web Design and UX/UI Design.Read More
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47$1,000+2 - 9 employeesBakersfield, CATechX Web & APP Development is a website development firm and app development company. In Bakersfield, California, their team focuses on Web Development and Mobile App Development.Read More
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48$5,000+2 - 9 employeesSan Bruno, CAOldmann is a small user experience design agency established in 2019. Their services include UX/UI Design and Mobile App Development.Read More
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49$10,000+2 - 9 employeesBeverly Hills, CAPixel Symmetry Inc is a small UX design company located in Beverly Hills, California. Their services include UX/UI Design and Web Design.Read More
Industries
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50Undisclosed2 - 9 employeesSanta Monica, CALaunched in 2019, TopSoftware is a website development firm and mobile application development firm. The company provides Web Development and Mobile App Development.Read More
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51$10,000+2 - 9 employeesEmeryville, CAMobile application development company AppMozart was established in 2019. The company focuses on Mobile App Development and Web Development.Read More
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52$25,000+2 - 9 employeesSan Jose, CAInizio Inc, a small mobile app development company, is based in San Jose, California. Their services include Mobile App Development and Web Development.Read More
Industries
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53$1,000+2 - 9 employeesKingsburg, CAIn Kingsburg, California, JP Solutions, LLC is a web design agency. Founded in 2014, the team offers Web Design and Mobile App Development.Read More
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54$10,000+2 - 9 employeesValencia , CASaasSoft, a custom software development firm, is in Valencia , California. They focus on Custom Software Development and Web Development and were established in 2009.Read More
Industries
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55$5,000+2 - 9 employeesGlendale, CARead More
Bexel Studio is a website development firm launched in 2011. The small team provides web development, web design, mobile app development, and ux/ui design. The company is based in Glendale, California.
Industries
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56$25,000+2 - 9 employeesSan Juan Capistrano, CABinaryFuel, LLC is a custom software development firm. They were launched in 2015, and their services include Custom Software Development and Enterprise App Modernization.Read More
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57$100,000+2 - 9 employeesIrvine, CAIn Irvine, California, Branch Startup Studio is a software development firm. They specialize in Custom Software Development and Mobile App Development.Read More
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58Undisclosed2 - 9 employeesCovina, CASavvy Stack, Inc. Is a website development company. They provide Web Development and Custom Software Development and are based in Covina, California.Read More
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59Undisclosed2 - 9 employeesSanta Ana, CAMobixed is a mobile app development firm. Established in 2014, the team specializes in Mobile App Development and UX/UI Design.Read More
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60$5,000+2 - 9 employeesSanta Ana, CAZetatek LLC, a small web development company, is based in Santa Ana, California and Manila, Philippines. The team specializes in Web Development and Mobile App Development.Read More
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