Top 100 Mobile App Developers in Orange County
The Best of December 2025Looking for a top mobile app development company in Orange County?
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 Orange County. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Orange County Mobile App Development Companies
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361$5,000+50 - 249 employeesLos Angeles, CARead More
Differenz System is a development company founded in 2013 and located in Irvine, Calif. They have a team of about 115 individuals who offer mobile app and web development services. Their client base comprises small businesses in the business services, arts, entertainment, and music, health care and medical, and hospitality and leisure industries.
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362$25,000+10 - 49 employeesLos Angeles, CAVartheta, a web development firm, is in New York, New York and Houston, Texas. The team provides Web Development and Digital Strategy.Read More
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363Undisclosed10 - 49 employeesLos Angeles, CAIn Los Angeles, California, Buildify is a small branding company. Their services include Branding and Social Media Marketing.Read More
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364$5,000+2 - 9 employeesLos Angeles, CAAI SAAS is an UX company founded in 2023. The firm focuses on UX/UI Design and Product Design, and is small.Read More
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365$5,000+10 - 49 employeesJurupa Valley, CAMovya is a web development firm established in 2021. The small Ahmedabad, India-based team provides Web Development, Application Testing, UX/UI Design, Mobile App Development, and more.Read More
Industries
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366$1,000+10 - 49 employeesLos Angeles, CARead More
Located in Los Angeles, California, Paper Unicorn is a blockchain company. They provide blockchain, mobile app development, and other application development and were founded in 2016.
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367$5,000+10 - 49 employeesLos Angeles, CAFounded in 2018, Web Districts is an e-commerce development company. Their small team is based in Los Angeles, California. Their team offers e-commerce development, email marketing, graphic design, mobile app development, and more.Read More
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368$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.
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369Undisclosed10 - 49 employeesLos Angeles, CATrioSource is a cloud consulting & SI company based in San Jose, California and Los Angeles, California. They specialize in cloud consulting & SI and Custom Software Development.Read More
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370$5,000+2 - 9 employeesRiverside, CASevilla Local Media, a mobile application development company, was established in 2010. The team focuses on Mobile App Development and Social Media Marketing.Read More
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371$10,000+2 - 9 employeesLos Angeles, CARodeo Apps is a software development firm. Their small team is based in Los Angeles, California and provides Custom Software Development and Mobile App Development. The agency was launched in 2019.Read More
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372Undisclosed2 - 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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373$10,000+10 - 49 employeesLos Angeles, CALexis Solutions is an AI Consulting company. The Sofia, Bulgaria-based firm was established in 2017. The small team focuses on AI Consulting, Custom Software Development, Web Development, Mobile App Development, and more.Read More
Clients
Onnoplus.com Kreston Bulmar Reviewhero.io Inoreader.comIndustries
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374$25,000+50 - 249 employeesBeverly Hills, CASoftware development company AIM Tech AI was founded in 1999. The midsize Beverly Hills, California-based team offers custom software development, web development, mobile app development, and application testing.Read More
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375$1,000+2 - 9 employeesLos Angeles, CAMacrolabs is a small user experience company. They focus on UX/UI Design and Web Development and were established in 2018.Read More
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376$5,000+2 - 9 employeesCorona, CAGorilion is a small website development company. Founded in 2019, the team provides Web Development and Web Design.Read More
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377$10,000+50 - 249 employeesManhattan Beach, CAExist Global is a software development firm. The agency is located in Pasig, Philippines and Manhattan Beach, California. Their services include Custom Software Development and Application Testing.Read More
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378$10,000+10 - 49 employeesLos Angeles, CARead More
Launched in 2007, Formula is a IT strategy consulting company. The large team provides IT strategy consulting, BI & big data consulting & SI, cloud consulting & SI, IT staff augmentation, and more. The agency is headquartered in Los Angeles, California.
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379Undisclosed2 - 9 employeesIrvine, CAMethod Data Science is a small business intelligence company. They specialize in BI & big data consulting & SI and Web Development and were launched in 2018.Read More
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380$5,000+50 - 249 employeesMiami, FLNuvem Group is a cloud consulting & SI company founded in 2015. Headquartered in Miami, Florida and London, England, the team focuses on cloud consulting & SI and Custom Software Development.Read More
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381$25,000+50 - 249 employeesLos Angeles, CASpartan is a custom software development company based in Los Angeles, California; Da Nang, Vietnam and Ho Chi Minh City, Vietnam. The midsize firm was established in 2022. Their team specializes in custom software development, web development, mobile app development, IoT development, and more.Read More
Clients
Liquidity FinancialIndustries
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382$25,000+2 - 9 employeesWest Hollywood, CABITFLY SOLUTIONS LLC is an app development firm. The West Hollywood, California-based team offers Mobile App Development and Custom Software Development.Read More
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383$10,000+2 - 9 employeesLos Angeles, CABadFeatures is an UX company. The Los Angeles, California-based agency was launched in 2015. Their services include UX/UI Design and Web Development.Read More
Industries
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384$1,000+50 - 249 employeesLos Angeles, CAUSA Web Design Experts is a midsize Los Angeles, California-based e-commerce development firm. The team specializes in E-Commerce Development and Ecommerce Marketing.Read More
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385$25,000+10 - 49 employeesSanta Monica, CABased in Santa Monica, California and Sahibzada Ajit Singh Nagar, India, Addval Solutions is a small website development company. Their services include Web Development and Mobile App Development.Read More
Industries
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386$1,000+50 - 249 employeesLos Angeles, CAEVRR Digital is a branding agency launched in 2015. The firm provides Branding and Social Media Marketing, and is midsize.Read More
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387Undisclosed10 - 49 employeesIrvine, CALocated in Irvine, California, Reality Smash is an AR/VR development company. The team focuses on AR/VR development and Mobile App Development.Read More
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388Undisclosed10 - 49 employeesOntario, CAAlbion IT solutions is an app development firm. They are in Ontario, California and have small team. Their services include Mobile App Development and Web Development.Read More
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389Undisclosed10 - 49 employeesLos Angeles, CAVantedge Studios is a branding firm established in 2016. Based in Los Angeles, California, their small team provides branding, social media marketing, search engine optimization, mobile app development, and more.Read More
Industries
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390$1,000+Freelancer employeesGardena, CA10xDev is a SEO services firm. Established in 2025, the agency focuses on Search Engine Optimization and Web Design.Read More
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