Top 100 iPhone Applications Development Companies in California
The Best of June 2026Looking for a top iOS app agency in California?
iPhone developers are crucial for engaging the U.S. market. Finding the best one to develop your app, though, is challenging.
To assist you in your search for a partner, we’ve compiled this list of the top iphone applications development companies in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
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List of the Best California iOS App Developers
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391$1,000+2 - 9 employeesSan Ramon, CADesignial is a PPC agency launched in 2017. Located in San Ramon, California, their small team offers Pay Per Click, Web Design, UX/UI Design, Social Media Marketing, and more.Read More
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392$50,000+10 - 49 employeesLos Angeles, CARead More
Gonni Agency is a UX and branding agency based in Buenos Aires, Argentina. Founded in 2012, their team of around 10 employees specializes in UI/UX design and branding.
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Diamond KinethicsIndustries
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393$5,000+2 - 9 employeesSacramento, CAWebjetx, a branding agency, was launched in 2021. The agency specializes in Branding and UX/UI Design, and is small.Read More
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394Undisclosed10 - 49 employeesWalnut Creek, CALivo Corporation is an app development company. The company is in Walnut Creek, California. Their team provides Mobile App Development and Web Development.Read More
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395$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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396$10,000+50 - 249 employeesSan Francisco, CARead More
The Rocked Code is a custom software development firm. Their midsize team is located in Ciudad de México, Mexico. Their services include custom software development, other IT consulting and SI, application management & support, product design, and more. The agency was established in 2016.
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Coru Creze Hexalud SEOS EnergyIndustries
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397$50,000+1,000 - 9,999 employeesSan Francisco, CAVention is an IT staff augmentation company. Their large team is in New York, New York; London, England; Marietta, Georgia and San Francisco, California. The company focuses on IT staff augmentation, Custom Software Development, Web Development, Mobile App Development, and more. The company was launched in 2002.Read More
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IBM PayPal pwc IC MarketsIndustries
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398$10,000+10 - 49 employeesSan Carlos, CAHeadquartered in San Carlos, California, TRG Digital is a custom software development firm. They provide Custom Software Development and Digital Strategy and were established in 2018.Read More
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399$5,000+10 - 49 employeesSacramento, CAFounded in 2021, xtenxion is an e-commerce development firm. The company focuses on E-Commerce Development and IT staff augmentation, and is small.Read More
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400$1,000+2 - 9 employeesNewport Beach, CASEO agency OWRAY was founded in 2001. The small team offers Search Engine Optimization and Web Design.Read More
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401Undisclosed10 - 49 employeesCerritos, CAEztechstack is a cloud consulting & SI company. Located in Cerritos, California, their team focuses on cloud consulting & SI and Web Development.Read More
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402$75,000+10 - 49 employeesSan Diego, CAVault R&D is a small IT strategy consulting company. In San Diego, California, the company was founded in 2022. Their team provides IT strategy consulting, custom software development, enterprise app modernization, ux/ui design, and more.Read More
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403$5,000+10 - 49 employeesLos Angeles, CAUniversal Web Designers, a Content Marketing company, is in Los Angeles, California. The small firm was established in 2020. Their services include Content Marketing, Pay Per Click, Web Development, Mobile App Development, and more.Read More
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404$1,000+10 - 49 employeesFremont, CAEInnoSys is a software development firm. The team is located in Fremont, California and Ahmedabad, India, and their services include Custom Software Development and Search Engine Optimization.Read More
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405$1,000+10 - 49 employeesSan Jose, CALaunched in 2018, Shubpy Solutions Pvt Ltd is a custom software development company. The small team focuses on Custom Software Development and Search Engine Optimization.Read More
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406$5,000+10 - 49 employeesSanta Clarita, CAEstablished in 2018, IIInigence LLC, a small branding firm, is in Santa Clarita, California. Their services include Branding and Web Design.Read More
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407$25,000+10 - 49 employeesLos Angeles, CAAr3Tek is a software development firm established in 2020. Their small team is headquartered in and specializes in custom software development, graphic design, and cloud consulting & SI.Read More
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408$10,000+10 - 49 employeesSan Mateo, CAImaga ~ When UX & AI Both Matter is a website development firm. Their small team is headquartered in Dubai, United Arab Emirates; San Mateo, California and Porto, Portugal. The company offers Web Development, E-Commerce Development, Artificial Intelligence, Custom Software Development, and more.Read More
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Mercedes-Benz DSC Information Technology is a UAE-based IT hardware supplier. Its catalog features 5,700+ SKUs available to customers worldwide Astana Motors is a leading Kazakh automotive company that distributes, manufactures, and sells vehicles. It was established in 1992, is part of the Astana Group holding, and serves as the official distributor for many major car brands like BMW and Toyota XDS-Astana Team. As of Oct 2025, XDS-Astana Team is ranked 4th in the Union Cycliste Internationale WorldTour. The team includes 46 racers from Italy, France, Denmark, and other countriesIndustries
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409$1,000+2 - 9 employeesSan Diego, CAStudioGoal is a custom software development firm launched in 2015. Their team specializes in Custom Software Development and Application Management & Support.Read More
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410$10,000+2 - 9 employeesIrvine, CANovizant is a cloud consulting & SI company. Their team is in Irvine, California and specializes in cloud consulting & SI and IoT development.Read More
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411$1,000+1,000 - 9,999 employeesRoseville, CARead More
Zerocoder is a London, United Kingdom-based software development firm. The large firm was founded in 2023. Their services include custom software development, web development, mobile app development, web design, and more.
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412$1,000+2 - 9 employeesAliso Viejo, CAStarfruit - Design Lab is a web design agency based in Aliso Viejo, California. Launched in 2025, the team specializes in Web Design and UX/UI Design.Read More
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413$10,000+50 - 249 employeesSan Francisco, CAEstablished in 2010, JetRuby Agency is a website development firm. They are located in Alexandria, Virginia and San Francisco, California and have a midsize team. Their services include Web Development, Mobile App Development, Artificial Intelligence, Custom Software Development, and more.Read More
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OSRAMIndustries
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414Undisclosed50 - 249 employeesSan Jose, CADesign Experts Inc is a branding firm based in San Jose, California. The team offers Branding and Custom Software Development.Read More
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415$50,000+10 - 49 employeesSan Francisco, CANearcode is a website development company. Their team is headquartered in San Francisco, California. The agency provides Web Development and Mobile App Development.Read More
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416$5,000+2 - 9 employeesLos Angeles, CAIn Los Angeles, California, Avocadatoria is a web development company. Founded in 2019, the team focuses on Web Development and Mobile App Development.Read More
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417$5,000+50 - 249 employeesSan Diego, CAIn Bikaner, India; San Diego, California; Durban, South Africa and Dammam, Saudi Arabia, iWebwiser is a web development company. The midsize firm was established in 2018. Their services include Web Development, Mobile App Development, Custom Software Development, Marketing Strategy, and more.Read More
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418$1,000+2 - 9 employeesSan Leandro, CAFounded in 2023, Frank Dev LLC is a branding company. Located in San Leandro, California, the team specializes in Branding and BI & big data consulting & SI.Read More
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419$10,000+10 - 49 employeesPalo Alto, CASeroft.com, a small software development firm, is headquartered in Palo Alto, California and London, England. The team provides Custom Software Development and Mobile App Development.Read More
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420$5,000+10 - 49 employeesMurrieta, CALaunched in 2006, SYSTELLEX is a social media marketing company. The team offers Social Media Marketing and Search Engine Optimization.Read More
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