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.
BitsWits guarantees app delivery in 4 weeks, building native iOS and Android apps alongside Flutter, React Native, AR/VR, blockchain, and mobile game solutions. With 10+ years in business, it has launched 1,200+ successful projects, served 100+ global clients, and won a Horizon Interactive Gold Award...
Top Services:
- Mobile App Development
- Software Development
- VR/AR
- Blockchain
- AI Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 12 Projects Listed
Clay
VerifiedVerified by the DesignRush team for authenticity and credibility.AI LeaderRecognized for strong visibility across AI-powered search and answer engines.+1Award WinnerRecipient of a Best Design Award for outstanding work.Top UI/UX design, web design, and branding agency in San Francisco.
Clay is a design and development agency whose mobile app work spans branding, UX, interaction design, and emerging tech, including AI, AR/VR, and Web3. In 16 years, its 78-person senior-led team has completed 529 projects for clients including Meta, Google, Stripe, Coinbase, Uber, and Sony...
Top Services:
- UI/UX Design
- Mobile App Development
- Web Development
- Branding
- Web Design
- Show more
- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $175/hr
- Portfolios Count
- 13 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsClay Services
Data sourced from the agency's DesignRush profileMeta Google Discover Stripe Coca-Cola Coinbase Uber Sony Slack Amazon
Clay Reviews & Testimonials
Web Development Review from Anonymous
Clay built our new website to support a product launch, and we were impressed by how quickly they delivered. The site met our expectations perfectly. They worked efficiently and provided high-quality results right on schedule.
Web Design Review from Anonymous
Clay designed and developed our car retail website, and the results were outstanding. The site looked stunning and worked exactly as needed. They stood out for their patience, attentiveness, and excellent service. Communication was always clear, and they delivered on time.
Web Design Review from Anonymous
Clay redesigned and rebuilt our nonprofit’s website with fresh UX/UI research to guide the process. The new site improved conversions, earned great user feedback, and boosted internal efficiency. Communication across all channels was seamless, and their responsiveness and high-quality results went beyond what we expected.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsThrough Koderspedia, clients gain a mobile app development company partner with a proven record—millions of downloads, funded launches, and seamless UI/UX. Our strategic thinking leads to remarkable outcomes in iOS, Android, and cross-platform app innovation. Submit your RFP today...
Top Services:
- Web Design
- Web Development
- Mobile App Development
- Software Development
- Logo Design
- Show more
- Location
- Palo Alto, California
- Number of Employees
- Under 49
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 13 Projects Listed
ZERO NEGATIVE
VerifiedVerified by the DesignRush team for authenticity and credibility.Award WinnerRecipient of a Best Design Award for outstanding work.Reach for the sky. We are Zero Negative. Your sidekick for big ideas. In a nutshell, Zero Negative is a small, boutique full-service design and development studio with a focus on creativity and close collaboration with clients. We make stuff - websites, web apps, interactive experiences, branding, and...
Top Services:
- Web Development
- Web Design
- WordPress Website Design
- Branding
- UI/UX Design
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 8 Projects Listed
Use All Five
VerifiedVerified by the DesignRush team for authenticity and credibility.Design and developing digital experiences that move people
Use All Five is a dynamic digital agency that specializes in crafting extraordinary experiences that will captivate and move your audiences...
Top Services:
- Digital Services
- Web Design
- Web Development
- Graphic Design
- Digital Strategy
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Portfolios Count
- 8 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsUse All Five Services
Data sourced from the agency's DesignRush profileGoogle Guggenheim Headspace MOCA UCLA
Use All Five Reviews & Testimonials
Web Development Review from Rostislav (Rusty) Klibaner
We can't possibly recommend Use All Five enough! Our office came to the Use All Five team wishing to redesign and overhaul our website, which greatly needed functional and structural upgrades. From the get-go, Kara, Michelle, Levi, and their whole team were kind, supportive, and communicative with all of our questions and concerns. Moreover, they were endlessly inventive with their ideas, recommendations, and overall approach (not to mention always willing to be flexible and work within our budget). They took in all of our feedback and needs, and then masterfully incorporated our requests into a product that went beyond our greatest expectations. The resulting website was nothing short of amazing: featuring dynamic, wonderful colors, ease of navigation, and accessibility for all users. We're so lucky to have worked with Use All Five, and cannot wait to collaborate with them again in the future!
Digital Services Review from Kerrie Mitchell
We worked with Use All Five on the redesign of our flagship site. It was an incredibly complex project and website with a large number of stakeholders, but UA5 managed it all with ease, grace, organization, and good humor. The site they created for us was gorgeous, and we continue to work with them on ongoing maintenance. I was incredibly thankful to have them as partner on this undertaking and really couldn't have imagined doing it without them. Would highly recommend their services.
eCommerce Development Review from Anonymous
Our experience with Use All Five on our e-commerce project was outstanding from start to finish. They built us a custom Shopify-based solution that perfectly captured our brand aesthetic while delivering powerful functionality. The team's technical expertise and creative vision resulted in a website that not only looks incredible but also drives conversions. Since launch, we've seen a substantial boost in online sales and received numerous compliments from customers about the user experience. Use All Five proved to be reliable, innovative, and genuinely invested in our success. I wouldn't hesitate to work with them again.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsWe 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
Double Coconut is a San Franciscobased boutique game development studio founded in 2012. The agency specializes in full-service game design and co-developmentfrom casual mobile and web titles to casino, mid-core, and Web3 games. Their projects have reached over 5 million players and generated...
Top Services:
- Software Development
- Web Design
- Mobile App Development
- Blockchain
- Show more
- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 8 Projects Listed
Sunlight Media LLC specializes in professional web design, digital marketing services and mobile app development, helping businesses transform their digital presence. The Sunlight team delivers digital solutions that not only function seamlessly but also captivate & convert audiences into customers...
Top Services:
- Web Design
- Web Development
- Mobile App Development
- Digital Marketing
- PPC
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $85/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 19 Projects Listed
Kevuru Games is a game development outsourcing company founded in 2011. We provide full-cycle game development, co-development, AAA game art outsourcing, and console porting services. Our teams work with Unreal Engine and Unity for game developers and publishers worldwide...
Top Services:
- Mobile App Development
- VR/AR
- Software Development
- Product Design
- Video Production
- Show more
- Location
- San Francisco, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 9 Projects Listed
Pastilla is a full-service agency based in Los Angeles. We partner with public agencies, nonprofits, and global brands to turn complex missions into clear brand and digital experiences that build trust and move communities to action...
Top Services:
- Branding
- Design Services
- Graphic Design
- Web Design
- Web Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $185/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 18 Projects Listed
WebCity Press has been a pioneer in e-commerce web design and multimedia production since 1995. Our 27 years of experience ensure that we deliver targeted traffic to your products and services...
Top Services:
- Mobile App Development
- Web Design
- SEO
- PPC
- eCommerce Development
- Show more
- Location
- Fresno, California
- Number of Employees
- Under 49
- Portfolios Count
- 3 Projects Listed
We are on a mission to assist companies like yours in massively scaling by utilizing software & technology as your key competitive advantage...
Top Services:
- Blockchain
- Mobile App Development
- Web Development
- Location
- San Diego, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $199/hr
- Minimal Budget
- $50,000 & Up
Were a small team of artists who happen to love software development. Everything we do is rooted in our passion for elegant design, both internally and externally. For us, theres no better feeling than knowing we help our customers put their best foot forward with great online experiences...
Top Services:
- WordPress Website Design
- Web Design
- SEO
- Web Development
- Mobile App Development
- Show more
- Location
- San Marcos, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $120/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
We are trusted by businesses of all sizes to design and develop their digital products...
Top Services:
- UI/UX Design
- Digital Marketing
- Mobile App Development
- IoT
- Show more
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $50,000 & Up
CT Software Solutions offers custom development using quick, dependable, and technologically sound techniques...
Top Services:
- Mobile App Development
- Software Development
- Web Development
- Location
- Pasadena, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $25,000 - $50,000
Hey there! My name is Nigel Yoshida, I'm a UX/UI/Web Designer with almost two decades of experience for creating meaningful experiences through design...
Top Services:
- Web Design
- Mobile App Development
- UI/UX Design
- Location
- Fullerton, California
- Number of Employees
- Under 49
Chainlift is a specialized web development firm offering tailored solutions for front-end, back-end, and middleware development. Dedicated to empowering startups, small businesses, and entrepreneurs, Chainlift is committed to elevating great ideas to new heights...
Top Services:
- eCommerce Development
- Mobile App Development
- Web Design
- Location
- Oakland, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
Since 2003 we have developed bespoke websites and mobile apps for industry, government, and non-profits. From the beginning, our philosophy has been that everything we build must combine compelling design with high usability and robust security...
Top Services:
- Web Development
- Mobile App Development
- AI Development
- Location
- Pasadena, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $75/hr
- Minimal Budget
- $1,000 - $10,000
California Logo Designs is a renowned logo design agency based in Irvine, California, USA. The agency specializes in helping brands enhance their online presence through captivating branding strategies, earning trust and recognition worldwide...
Top Services:
- Logo Design
- Creative Services
- Graphic Design
- Digital Services
- Web Design
- Show more
- Location
- Irvine, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $100/hr
XWebAgency, Your trusted web agency. We offer website design, web development, SEO services, digital marketing, and e-commerce solutions to help your business grow online...
Top Services:
- Digital Marketing
- Mobile App Development
- Web Design
- SEO
- eCommerce Development
- Show more
- Location
- Desert Hot Springs, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $55/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 4 Projects Listed
Mission Control is a new kind of branding and design agency, born in the AI age and built for ambitious early-stage companies. We're part of Clay, the team behind brands like Slack, Meta, and Coinbase. We've helped startups grow from seed rounds to unicorn status, so we know what it takes to build a brand...
Top Services:
- Branding
- Logo Design
- Design Services
- Web Design
- UI/UX Design
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 4 Projects Listed
RedTail Web Design delivers custom web development and design solutions built around your unique goals. Focused on creating engaging digital experiences, we work with entrepreneurs, tech startups, creatives, and a wide range of growing businesses...
Top Services:
- Logo Design
- Web Design
- SEO
- Graphic Design
- Video Production
- Show more
- Location
- Fresno, California
- Number of Employees
- Under 49
- Portfolios Count
- 1 Project Listed
Web Design Vibe is a full-service digital agency specializing in custom website design, e-commerce solutions, branding, and SEO strategies that help businesses build a powerful online presence and drive measurable growth...
Top Services:
- Digital Services
- Graphic Design
- Creative Services
- Branding
- Logo Design
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 2 Projects Listed
FORNER is a Los Angeles based full-service creative studio specializing in brand identity, strategy, and digital design. Founded in 2015, the studio collaborates with emerging and established brands to create refined, minimalist visual systems that elevate brand perception and market presence...
Top Services:
- Branding
- Design Services
- Graphic Design
- Creative Services
- Package Design
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Portfolios Count
- 1 Project Listed
Mobile App Development Companies in California by City
Related Services in California
Mobile App Development Specializations in California
Why companies trust DesignRush
Every agency is independently vetted before it can be listed or ranked
4.8
4.8Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.
Latest Trends Related to App Development
