Our expert analysts identified the leading mobile app developers in California that create high-performance apps that engage and retain their user base. Filter listings by city, team size, cost of services and reviews to personalize your search. Choose the best partner for your brand and take advantage of these agencies' expertise and experience.
Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

TouchZen
VerifiedVerified by the DesignRush team for authenticity and credibility.Premiere Mobile Applications
Touchzen combines AI innovation with 12+ years of experience to create performance-driven native and cross-platform solutions. With each project directly led by founder Cyrus Kiani, the app development company has launched 75+ apps, amassing 20M+ downloads collectively...
Top Services:
- Mobile App Development
- Product Design
- UI/UX Design
- Design Services
- Web Design
- Show more
- Location
- Irvine, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 12 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsTouchZen Services
Data sourced from the agency's DesignRush profileUCLA Beachbody FullyRaw by Kristina Children's Hospital Los Angeles Harman/Kardon Amalfi Jets JetBay SHRED Get Cover Cancer Buddy
TouchZen Reviews & Testimonials

Mobile App Development Review from Shaya Ghanouni
The Touchzen team was amazing!! They were always responsive and ready to incorporate our feedback. The quality of their work was great and the tips they gave us during development were extremely helpful. We would gladly work with them again.

Mobile App Development Review from Domenic Fraboni
We couldn't be more pleased with our experience with TouchZen. They took over a bad situation left behind by our previous development team and have been able to continue to build new features while cleaning up the old project. We have been very pleased with their developers responsiveness as well as the project management. I would highly recommend working with them for any of your web or mobile app development needs.

B2C Apps Review from Brett Lassig
We have been extremely impressed with TouchZen's development team behind the Get Cover Mobile App. Their approach has been collaborative, and responsive to the needs of our warranty and claims environment.The app is intuitive for end users while still delivering the robust functionality needed on the backend, especially around claims processing, and real-time updates.Their diligence has made a significant impact. Features like streamlined claim submission, status tracking, have enhanced both customer satisfaction and operational efficiency.Overall, this highly capable and professional development team has delivered quality work and stands behind it. We look forward to continuing to build and scale with them.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
Magneto IT Solutions
VerifiedVerified by the DesignRush team for authenticity and credibility.Specializing in commerce solutions, Magneto offers 15+ years of expertise in native and cross-platform development, UI/UX design, app modernization, reengineering, QA, and testing. Having launched 400+ stores, it has served brands like Daikin and ESPN and helped brands earn $15B+ in cumulative revenue...
Top Services:
- Branding
- AEO
- AI Development
- CRM Consulting
- ERP Consulting
- Show more
- Location
- San Francisco, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 50 Projects Listed
With expertise in emerging and traditional markets, experience working with blue chip and new chip companies, and the support of a committed development team, we have been partnering with customers across North America and abroad interested in building their brand and on-line presence since 1996...
Top Services:
- Web Design
- Web Development
- WordPress Website Design
- eCommerce Development
- VR/AR
- Show more
- Location
- Claremont, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $220/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 8 Projects Listed

M TECHUB LLC
VerifiedVerified by the DesignRush team for authenticity and credibility.M TECHUB LLC Leading Mobile App Development & Staff Augmentation Company in the USA...
Top Services:
- Mobile App Development
- Software Development
- Staff Augmentation
- AI Development
- Web Development
- Show more
- Location
- Mountain View, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 25 Projects Listed
Junkies Coder is a leading technology solution provider across 15 countries and 50+ Rockstar Developers is our strength, We're specializing in web development, Top-rated Mobile App Development, and innovative solutions. Our experienced team is dedicated to delivering high-quality service and support to help...
Top Services:
- Mobile App Development
- Web Development
- WordPress Website Design
- eCommerce Development
- Digital Services
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 15 Projects Listed
Right Tail provides a high-performance Product Software Development and IT Staff Augmentation team built for speed, precision, and outcomes. We partner with startups, scale-ups, and enterprise technology companies to design, build, and scale world-class digital products...
Top Services:
- Staff Augmentation
- Software Development
- Mobile App Development
- AI Development
- Blockchain
- Show more
- Location
- San Francisco, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 14 Projects Listed
A global technology outsourcing and custom Development Company with expertise into diverse Web Development, Custom Software and Mobile Applications...
Top Services:
- Mobile App Development
- Web Development
- WordPress Website Design
- Web Design
- eCommerce Development
- Show more
- Location
- Temecula, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 38 Projects Listed
CMOLDS is a custom software and mobile app development company specializing in digital transformation consultancy and products including websites, Android and iOS apps, mobile games, B2B portals, and SaaS...
Top Services:
- Mobile App Development
- Software Development
- Blockchain
- Web Development
- UI/UX Design
- Show more
- Location
- San Francisco, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 20 Projects Listed
ZAAG SYSTEMS delivers scalable web, mobile & AI solutions with sleek design, driving business growth for US startups...
Top Services:
- eCommerce Development
- AI Development
- Web Development
- Software Development
- Web Design
- Show more
- Location
- Santa Clara, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 17 Projects Listed
We are a full-cycle IT development company that designs and creates perfect solutions based in the US with HQ in Walnut, California. Our experience in diverse marketplaces allows us to offer high-level service to our clients with a clear understanding of their need for flexibility, speed, and agility...
Top Services:
- Mobile App Development
- Software Development
- AI Development
- UI/UX Design
- Web Development
- Show more
- Location
- Walnut, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 4 Projects Listed
Developer Bazaar Technologies is a Top AI Development company building custom Mobile App & Software Development and specializing in building AI Solutions delivering mesurable outcome...
Top Services:
- Mobile App Development
- eCommerce Development
- Software Development
- Staff Augmentation
- AI Development
- Show more
- Location
- Fremont, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 10 Projects Listed
Fusion Informatics is a leading software development and consulting company specializing in AI & IoT, helping businesses enhance Customer Experience, achieve Operational Excellence, and drive Digital Transformation. We deliver cutting-edge digital solutions ranging from AI and IoT to mobile apps...
Top Services:
- Mobile App Development
- Software Development
- IoT
- AI Development
- Web Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 5 Projects Listed
Vrinsoft is the most promising IT solution providing company, based in India which is a one-stop shop for all your business needs. We are a Microsoft certified IT company, which besides rendering professional and comprehensive business solutions also cater a range of services in mobile technologies...
Top Services:
- Mobile App Development
- Software Development
- Web Design
- Web Development
- eCommerce Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 16 Projects Listed
Appingine is a top app development company in the U.S., known for turning bold ideas into powerful mobile experiences. We create award-winning apps that consistently earn recognition and visibility on the App Store and Google Play. Our team is dedicated to delivering high-quality, user-focused solutions that...
Top Services:
- Mobile App Development
- AI Development
- VR/AR
- Web Development
- Blockchain
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 6 Projects Listed
Xicom has been building software and mobile apps that moves businesses forward. Over 20+ years, we have grown into a trusted AI development company, delivering 1800+ projects to 750+ clients across 50+ countries, including startups, SMBs, and enterprises...
Top Services:
- AI Development
- Mobile App Development
- Software Development
- Web Development
- eCommerce Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 2 Projects Listed
Growing companies that need software built well, without hiring a product organization to do it. One subscription, priced by intensity: Automate for recurring manual work, Build for a priority backlog, Guided when there is no product-management layer. Mobile, IoT, cloud, AI...
Top Services:
- Mobile App Development
- Cloud Consulting
- UI/UX Design
- Product Design
- Digital Strategy
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 3 Projects Listed
We are a Fremont, CA based web design and mobile application development company. You may look forward to us if your wish to convert your business into the Brand!!!!!!...
Top Services:
- Web Design
- Mobile App Development
- Web Development
- eCommerce Development
- Show more
- Location
- Fremont, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
Ready to bring your idea to life? We'll help plan and develop your next full-featured, data-driven web application. With our expertise in React, Next.js, Vue, and TypeScript, we deliver modern solutions that scale...
Top Services:
- Mobile App Development
- Software Development
- Staff Augmentation
- Location
- San Rafael, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $115/hr
- Minimal Budget
- $10,000 - $25,000
Marker Seven designs and delivers production-ready connected systems and enterprise-grade digital platforms, helping teams take complex, device-backed and AI-enabled ideas from prototype to reliable, real-world solutions...
Top Services:
- Product Design
- Software Development
- UI/UX Design
- Digital Strategy
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $175/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 3 Projects Listed
DESIGN, DEVELOP, DEPLOY!!! The PRIME is a team of highly skilled and experienced professionals in the field of Web Development and Custom Software Development PRIME means - Punctuality, Quickness, Honesty and Professional work! WE HAVE GOT YOU COVERED!!!...
Top Services:
- Software Development
- Mobile App Development
- Web Development
- Web Design
- UI/UX Design
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 4 Projects Listed
We take great pride in our work, showcasing resourcefulness and a keen ability to address nuanced challenges. We adeptly tackle issues as they arise, continuously refining our systems to optimize outcomes for our esteemed clients. With extensive experience in remote work environments, we have forged an...
Top Services:
- Web Development
- Mobile App Development
- Location
- San Marcos, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $10,000 - $25,000
Appinventors stands as a prominent Digital Transformation Agency, enabling businesses to prosper within the contemporary digital landscape. At Appinventors, we pride ourselves on delivering exceptional customer support and assistance. Whether you're facing technical challenges or seeking guidance on your...
Top Services:
- IoT
- Mobile App Development
- Digital Services
- UI/UX Design
- Software Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
Geex Arts is a digital product design and development agency offering consultancy and end-to-end support for bringing innovative digital products to market. With a prominent international presence and a track record of success across multiple continents, it specializes in design, branding, mobile app...
Top Services:
- UI/UX Design
- Design Services
- Mobile App Development
- Location
- Mountain View, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
We design highly polished iPhone, Android and Web Apps for startups and Enterprise clients...
Top Services:
- Mobile App Development
- Web Development
- UI/UX Design
- IoT
- Digital Marketing
- Show more
- Location
- Sunnyvale, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $15/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 3 Projects Listed
iCode49 Technolabs Pvt. Ltd. is an AI and digital transformation company delivering AI agents, intelligent automation, custom software, mobile and web applications, and emerging technology solutions. We help businesses modernize operations, solve complex challenges, & build scalable digital products...
Top Services:
- Mobile App Development
- Software Development
- Web Development
- WordPress Website Design
- eCommerce Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 3 Projects Listed
Techjays is an AI development company helping businesses reimagine how work gets done with AI. Combining AI consulting and AI development services, Techjays identifies high-value business workflows, redesigns processes around AI, and builds production-ready systems that deliver measurable outcomes...
Top Services:
- Software Testing
- Software Development
- Mobile App Development
- Web Development
- UI/UX Design
- Show more
- Location
- Menlo Park, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $200/hr
- Minimal Budget
- $10,000 - $25,000
Prime Web Coders is a digital solutions agency specializing in web design, development, digital marketing, and business growth services. The company helps businesses build strong online presences through custom websites, e-commerce platforms, mobile applications, and performance-driven marketing strategies...
Top Services:
- Web Design
- Web Development
- Digital Marketing
- WordPress Website Design
- Video Production
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
HL Agency is a creative powerhouse specializing in building immersive brand experiences, delivering impactful campaigns that engage audiences and drive measurable results...
Top Services:
- Graphic Design
- Creative Services
- Video Production
- Social Media Marketing
- Web Design
- Show more
- Location
- Oakland, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $10,000 - $25,000
DigiTec Studio Top digital marketing agency in USA offering SEO, web design, branding, and results-driven solutions. See how we can help your business grow...
Top Services:
- Creative Services
- SEO
- Digital Marketing
- Content Marketing
- Logo Design
- Show more
- Location
- Glendale, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
TechnoBrains Business Solutions is a global software development and AI solutions company founded in 2009, delivering custom web, mobile, AI, and enterprise software solutions for startups, SMEs, and established enterprises worldwide. Headquartered in Ahmedabad, India, with a presence in the United States...
Top Services:
- AI Development
- Mobile App Development
- Software Development
- eCommerce Development
- Web Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
For over 2 decades, starting in 1998, we have been serving a global clientele with web design, web development, mobile app development & digital marketing services. Our expertise spans SEO, Google Ads, Alibaba minisites & ranking optimization & the ongoing maintenance of apps and websites across more than 75...
Top Services:
- Web Design
- eCommerce Development
- Web Development
- WordPress Website Design
- Digital Marketing
- Show more
- Location
- Dublin, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
Mobile App Development Companies in California by City
Related Services in California
Mobile App Development Specializations in California
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