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.
Best California Mobile App Developers
881 Companies - Rankings updated: April 02, 2026
All agencies on DesignRush undergo evaluation based on professional expertise and verified client reviews. Please note that certain placements are paid partnerships.
Infinite Possibilities in Mobile and Software
Infiniti Qube is a premier Mobile and Web Development company dedicated to transforming innovative ideas into exceptional digital experiences. We specialize in creating customized solutions that drive business success and enhance user engagement. [... view Infiniti Qube profile ]- Location
- Anaheim, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Portfolios Count
- 2 Projects Listed
Technology, Innovation, Inspiration
Mob Inspire is a software development company carrying an ambition to improve software standards used in various industries. Our solutions assist startups to attain stability and enable businesses to eliminate vulnerabilities in their tech infrastructure. [... see all Mob Inspire reviews ]- Location
- Palo Alto, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
Shortcut to Your Dream
ISS ARTs custom software developers have been helping the worlds top companies to turn their dreams into reality. [... view ISS Art profile ]- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 6 Projects Listed
Honest, Practical, & Focused On Results
Founded in 2005 in Reading (UK) Naxtech is a Digital Agency focusing on helping businesses grow, increase profitability, while attracting new customers via the effective use of technology and digital marketing. [... view Naxtech profile ]- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 3 Projects Listed
Solving The Unsolved
ZealousWeb is a Web & Digital Marketing Agency with the mission of solving the unsolved by providing cognitive business solutions to expedite digital transformation [... view ZealousWeb profile ]- Location
- San Diego, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 5 Projects Listed
Build Mobile Apps that Grow Your Business
MetaCTOÂ will transform your vision into impactful mobile apps that drive new revenue, attract more customers, and keep them coming back longer. Our mission is to make your business a technology leader in your field. [... view MetaCTO profile ]- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
Top Web and Mole App Development Company
Webmob Technologies is global leader in custom web & app development, offering consulting & development services to businesses of all sizes -from startups to mid-sized organizations to enterprises. Our custom web & app-development expertise have earned us top reviews & prominent position in industry [... view WebMob Technologies profile ]- Location
- San Jose, California
- Number of Employees
- 100 - 249
- Portfolios Count
- 9 Projects Listed
Leading the Way in IT Solutions and Staff Augmentation
CIS, established in 2003, is a global leader in IT and Staff Augmentation. Serving over 2100 clients across 100+ countries, our comprehensive services range from custom software development to digital marketing. Our recognized certifications and partnerships set us apart as a top choice in our field. [... view CIS profile ]- Location
- San Jose, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 6 Projects Listed
Web Design & Development Company Anchored in Los Angeles, CA
We're a leading web design & development company in Los Angeles, CA – Specializing in UI/UX Design, Web Design, Product Design, & Web Development. [... view Black Flag Creative profile ]- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 4 Projects Listed
Software Agency That Helps You Innovate
Helping startups build digital products faster & better. We design and develop quality mobile and web applications for early stage startups faster and cut their time to market. [... view CodeJunkie profile ]- Location
- Walnut, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Portfolios Count
- 3 Projects Listed
Software Engineering That Creates Value
We're a global team of developers, designers, and problem-solvers creating impactful software since 2007. IT-Dimension builds future-ready software from AI and IoT to mobile, enterprise, and 3D solutions. [... view IT-Dimension profile ]- Location
- West Hollywood, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $49/hr
- Portfolios Count
- 4 Projects Listed
We Create Innovative Software for the Largest Companies.
We provide design and development services for software products. Our services are IT consulting and outsourcing, design and development of software using modern technologies based on artificial intelligence, mobile applications, web services and websites, system integration, maintenance and functional [... view Omega-R profile ]- Location
- Los Angeles, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 6 Projects Listed
Unleash, Inspire, Elevate
Founded in 2022, Bytes Technologies began an innovative journey. Our early dedication to delivering premium web solutions and pioneering SEO strategies laid the foundation for our success. Serving clients worldwide, we've built a reputation for excellence. Based in Sacramento, California, our unwavering [... view Bytes Technologies profile ]- Location
- Sacramento, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 5 Projects Listed
Top AI & Mobile App Development Company in Dubai
Code Brew Labs is a leading AI and mobile app company in Dubai. Our highly trained developers make the best out of your ideas to build a brand of great heights. [... view Code Brew Labs - Dubai profile ]- Location
- San Diego, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 5 Projects Listed
Innovating One Product at a Time!
Kwanso, recognized as a top 5 mobile company by Silicon Review, is a team of expert designers, developers, machine learning engineers, and consultants dedicated to building exceptional digital experiences. [... view Kwanso profile ]- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 5 Projects Listed
High-Tech Bespoke Software Solutions
We design, develop, and deliver high-tech bespoke software solutions for SME's, Enterprises, funded startups and ventures. [... view Square63 profile ]- Location
- Dublin, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 2 Projects Listed
A boutique web application and website development studio crafting exceptional online experiences.
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. [... view The Component Studio profile ]- Location
- San Rafael, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $115/hr
- Minimal Budget
- $10,000 - $25,000
Custom Software That Works in the Real World
SoftDoes builds custom software, AI, and web applications for mid-market companies that need enterprise-grade results without the overhead of an in-house team. U.S.-based leadership. Full IP ownership. No lock-in. [... view Soft Does profile ]- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $75/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
Experience the future
Your Tech Partner to Challenge Your Limits.Fastest-growing mobile app and web development company in USA & India, providing customized applications. [... view Exalture Software Labs profile ]- Location
- Palo Alto, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Portfolios Count
- 11 Projects Listed
Bringing Your Vision to Life!
I-Tul is a full-service full stack software developer specializing in creating powerful solutions for small and medium businesses. We build line of business applications, software as a service products and support web site, software and ecommerce from the simple to the complex. [... view I-Tul profile ]- Location
- Roseville, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 6 Projects Listed
Experts in iGaming Software Solutions
GammaStack is a leading iGaming solutions provider with 14+ years of experience, offering sports betting software, white label & turnkey platforms, sweepstakes casinos, and casino game development including slots and provably fair games. Backed by 500+ experts with ISO 9001 & 27001 certifications. [... view GammaStack profile ]- Location
- Los Angeles, California
- Number of Employees
- 250 - 499
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 5 Projects Listed
Solve-Automate-Scale Leveraging Technology for your Business
YES IT Labs is a top software development company delivering innovative, high-quality solutions tailored to client needs. Our expert team uses cutting-edge technology to turn ideas into reality. Services include custom software, mobile/web apps, IT consulting, and more. [... view YES IT LABS profile ]- Location
- Laguna Beach, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
A Startup-Friendly IT Company
ConsultingWhiz, a pioneering software and mobile solutions provider based in the USA, stands as a leading force in the industry. [... view ConsultingWhiz profile ]- Location
- Orange County, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 3 Projects Listed
Best Flutter App Development Company | Flutter App Designing
Flutter Agency is the US Leading Flutter app development company build innovative and cutting-edge desktop apps and mobile apps using Flutter framework. Contact us today to get started! [... view Flutter Agency profile ]- Location
- Burbank, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 3 Projects Listed
You Think It We Build It.
A leading IT outsourcing & software development company offering AI-Powered web and mobile app development services. [... view TOPS Infosolutions Pvt Ltd. profile ]- Location
- Fremont, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $18/hr
- Portfolios Count
- 2 Projects Listed
Building digital products for next generation companies
We are a long-term partner for all startups and established companies that are looking for a dedicated & ready-to-go team of product, design, and engineering experts. We are set for high performance from day one. Are you? [... view Sudolabs profile ]- Location
- West Hollywood, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $59/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 2 Projects Listed
Get Inspired, Get Online, Get Ahead!
ESP Inspire is a California-based digital marketing, website design, and development company. We specialize in creating user-friendly websites, guaranteeing SEO excellence, delivering complete e-commerce solutions, providing innovative mobile app development, and offering powerful PPC solutions. [... view ESP Inspire profile ]- Location
- Albany, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $5/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 6 Projects Listed
A Travel Portal Development Company
TravQ is a travel portal development company, specializing in portal design, development and integration of various GDS\’s XML, APIs, testing and deployment of final products for B2B, B2C, B2B2C, B2B2B, B2E modules to architect robust booking engines. [... view TravQ profile ]- Location
- Palo Alto, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $1839/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
A Cutting-Edge It Service and Solution Provider
Technology Mindz is a cutting-edge IT service and solution provider that empowers enterprises to reshape their businesses in the digital era. [... view Technology Mindz profile ]- Location
- Cupertino, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $35/hr
- Portfolios Count
- 5 Projects Listed
Pioneers in ECM Consulting
At Flexton, we transcend conventional paradigms, encompassing a diverse array of professional services under one roof. Our comprehensive product mix extends across Technology, ECM Consulting, Digital Solutions, and Operations. Our mission is to harness the power of Technology to empower businesses, regardless [... view Flexton profile ]- Location
- San Jose, California
- Number of Employees
- 100 - 249
- Portfolios Count
- 3 Projects Listed
Web Design and Mobile App Development Company
Carmatec is an enterprise IT solutions provider with over 20+ years of proven industry experience and has successfully carved out a niche in web development, software and application design and development apart from its expertise in mobile development, managed IT services & cloud solutions. [... view Carmatec profile ]- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 3 Projects Listed
Anmel Transforms_ Digital Success.
Anmel is proven to boost productivity by up to 60% and efficiency by 45% for startups and enterprises alike. Trusted by businesses globally, Anmel delivers tangible results, driving success and growth in today's competitive market landscape. [... see all Anmel reviews ]- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $25,000 - $50,000
Lets Partner To Unlock the Full Potential of AI for Your Business.
Apexon is a digital-first technology services company with over 5,500 certified digital engineers globally. The firm specializes in digital experience, AI & analytics, cloud solutions, DevOps, UX, application modernisation, and quality engineering. It partners with enterprises across industries including [... view Apexon profile ]- Location
- Santa Clara, California
- Number of Employees
- 1000 & Up
Enabling Agentic AI Led Transformation
WinWire Technologies is a Data-driven Digital Engineering company helping enterprises navigate the digital technology revolution. especially through our application modernization services. [... view WinWire Technologies profile ]- Location
- Santa Clara, California
- Number of Employees
- 500 - 999
Efficient Solutions for a Better Business
Agilistry is a leading software development company that utilizes the latest development methodologies, tech and industry best practices to deliver world-class mobile applications with embedded quality and DevOps infrastructure on time and within budget. [... view Agilistry profile ]- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Business With Us Fluvius at the Source of Your Success.
On the strength of outstanding senior experience and abilities, Fluvius was founded. In just the first six months, the company went from having no employees to having 10 on a team working on seven different projects at once. [... view Fluvius profile ]- Location
- Sacramento, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $50,000 & Up
We Deliver Great Results
Ripcord Digital is an innovative digital marketing agency that takes a fresh approach to delivering exceptional work. By seamlessly blending cutting-edge business innovation, strategic marketing, creativity and technology, we ensure that our clients receive unique and engaging solutions that deliver tangible [... view Ripcord Digital profile ]- Location
- Orange County, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $1,000 - $10,000
We Grow Apps Faster, Better & Cheaper
App Masters is a boutique mobile app marketing agency that is committed to assisting app publishers and entrepreneurs in achieving increased downloads and sales. Our cost-effective solutions focus on optimizing every aspect of your app's performance, from acquisition to retention. Join us in driving growth [... view App Masters profile ]- Location
- Danville, California
- Number of Employees
- Under 49
Your Marketplace in a Month.
At Start Mobile, we create innovative online marketplaces featuring mobile apps and AI-powered by ChatGPT. Our unique approach ensures each platform is tailored to meet specific business needs, enhancing user experience and functionality. Partner with us to leverage cutting-edge technology and transform your [... view Start Mobile profile ]- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $1,000 - $10,000
Launching Ideas, Transforming Businesses
ByteLaunch specializes in custom software development, empowering businesses to bring innovative ideas to life through technology. [... view ByteLaunch profile ]- Location
- San Juan Capistrano, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $140/hr
- Minimal Budget
- $25,000 - $50,000
Scale Faster With Us!
Service Zoom Marketing Agency is a Temecula, California based full-service digital marketing firm. The agency specializes in social media management, website design, SEO, PPC, landing pages, CRM tools, and AI-powered content creation primarily serving small and mid-sized businesses in Temecula, Coachella [... view Service Zoom profile ]- Location
- Temecula, California
- Number of Employees
- Under 49
You Will Find a Balance of Both Creativity and Innovation
360Brains is a boutique software and web development firm founded circa 2010, with headquarters in Corona, California, and team size ranging between 10 and 49 professionals. The agency specializes in building custom web applications, mobile apps, CRM systems, DevOps pipelines, and e-commerce platforms for [... view 360Brains profile ]- Location
- Corona, California
- Number of Employees
- Under 49
QualiMatrix Technologies: Always believe in Quality. We are ISO certified - 9001, 27001
One of the top Cyber Security providers, Web Development Services, App Development Services, UI/UX Services, and Software Testing Services [... see all Qualimatrix Technologies Pvt Ltd reviews ]- Location
- Bakersfield, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $13/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
30 Years of Excellence in Delivering Future-Proof Software Solutions
Delivering world-class products to Fortune 500 companies and cutting-edge startups for over three decades, we have navigated every economic climate, optimizing production costs to provide our clients with exceptional ROI. [... view Waverley profile ]- Location
- Palo Alto, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 4 Projects Listed
You Have Ideas. We Bring Them to Life.
Our 200+ employees take pride in finding creative solutions to our clients toughest challenges whether they need us to assist with applying new technology and functionality which will increase revenue by improving their services for their customers or to reduce the expense of trying to maintain older [... view Softjourn profile ]- Location
- Fremont, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Portfolios Count
- 1 Project Listed
Innovative Web & Custom Soft Development Solutions
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!!! [... view PRIME IT profile ]- 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
Search, Development, Social and Brand.
MAB builds creative brand strategies rooted in analytics and optimized through years of experience. Their core services include search, development, social and brand which translates to web design, UI/UX, creative development, digital strategy & more. [... view MAB profile ]- Location
- Newport Beach, California
- Number of Employees
- Under 49
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 6 Projects Listed
Innovative and intelligent technology solutions and services
If we break down the essence of Luminoguru, it is made up of two words: 'Lumino' meaning 'Light' and 'Guru' meaning 'Teacher'. In the realm of work, light symbolizes clarity and inspiration. Like a guiding beacon, it lightens up ideas, nurtures creativity, and transforms the workspace into a realm where [... see all LuminoGuru reviews ]- Location
- Nevada City, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $1,000 - $10,000
Be bold. Build wisely.
NewDealDesign is an award-winning strategic technology design agency based in San Francisco. [... view NewDealDesign profile ]- Location
- San Francisco, California
- Number of Employees
- Under 49
- Portfolios Count
- 5 Projects Listed
At TOD we are Creating Great Websites & Making Satisfied Customers.
Your site could provide customer support, sell a product or service, capture visitor information, manage memberships, documents, files, and so much more. We look forward to putting our knowledge and experience to work for you. [... view Twining Original Design profile ]- Location
- Redding, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $95/hr
- Minimal Budget
- $1,000 - $10,000
Related Services in California
Mobile App Development Specializations in California
Mobile App Development Companies in California
- Anaheim
- Bakersfield
- Beverly Hills
- Burbank
- Calabasas
- California City
- Carlsbad
- Chula Vista
- Concord
- Corona
- Costa Mesa
- Culver City
- Dublin
- El Segundo
- Encinitas
- Folsom
- Fremont
- Fresno
- Glendale
- Irvine
- Laguna Beach
- Long Beach
- Los Altos
- Los Angeles
- Mountain View
- Newport Beach
- Oakland
- Ontario
- Orange County
- Palo Alto
- Pasadena
- Pleasanton
- Riverside
- Roseville
- Sacramento
- Salinas
- San Diego
- San Francisco
- San Jose
- San Mateo
- San Ramon
- Santa Ana
- Santa Barbara
- Santa Clara
- Santa Clarita
- Santa Monica
- Santa Rosa
- Sunnyvale
- Temecula
- Torrance
- Walnut
- Walnut Creek
- West Hollywood
- Westlake Village
- Woodland
About The Author and Expert Reviewer
Selina Garcia has authored 500+ articles and edited 50+ published books in economics, law, and history. Her unique blend of experiences allows her to approach content creation from a well-rounded perspective. Currently, Selina applies her expertise to producing insightful articles on IT, software, and applications for DesignRush.
Sergio is a technology leader with over six years of experience managing global teams and delivering projects across fintech, sportstech, and B2B platforms. At DesignRush, he drove product growth and development execution, building tools that speed up processes by 95% and cut costs by 35% while maintaining full uptime.
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