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.

United States × California ×
  • Building Brands for High Growth Companies

    From cohesive brand systems to high-performing websites, to data-driven marketing strategies and content that resonates with diverse audiences, we deliver scalable solutions that help you lead; whether you're a mission-driven startup, an investor, an enterprise, or a nonprofit...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    25 Projects Listed
  • We Build Innovative Technology.

    Applications and platforms proudly built here in the USA. We have assisted some of the most prominent global brands operating in complex and heavily regulated sectors in successfully launching software solutions that underpin their go-to-market strategy, ensuring a world-class customer experience...

    Location
    Irvine, California
    Number of Employees
    Under 49
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    14 Projects Listed
  • Pop-Up with us Digitally!!

    INCREASE YOUR CONVERSIONS WITH DIGICORNS Our unique and structured conversion optimisation approach helps companies witness a boost in sales. We excel in crafting simple, clear, and highly converting websites. With Digi Corns, your website is going to work for you...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $15/hr
    Minimal Budget
    Under $1,000
  • Simplify Every Software Product Interface

    Pepper Square is a digital innovation agency that blends strategy, design, and technology to deliver intuitive digital products and experiences. The agency specializes in UI/UX design, web and mobile app development, digital strategy, and creative solutions tailored to enterprise and mid-market clients. With...

    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $65/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    6 Projects Listed
  • Is Your Business Standing Out Online? Stop Losing Customers to Your Competition!

    Don't let your business get lost in the crowd! We are a team of dedicated professionals providing digital marketing strategies that make sure your service business makes a great online impression. We add on search marketing solutions and follow-up strategies that drive traffic and conversions...

    Location
    Sacramento, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
  • Delivering High-Quality Mobile Apps at Quick Turnaround Time

    MyAppGurus is best Mobile App Development Company, offering App Development Services globally, Having dedicated and expert mobile app development team to design your app...

    Location
    Fremont, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • Promising the exposure you deserve!

    We dont just develop applications; we build lasting partnerships that evolve software to keep our clients competitive and innovative. Since 2009, MobiDev has helped over 400 businesses in the US, Canada, Europe, and Israel build, modernize, and scale their products for todays dynamic market...

    Location
    Sacramento, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    14 Projects Listed
  • Tailor-Made Solutions

    TheoremOne serves as a collaborative innovation partner, leveraging technology to create new business opportunities...

    Location
    Woodland, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    8 Projects Listed
  • Dedicated to Leveraging the Power of Innovation!

    Clavax specializes in digital product engineering and chatbot solutions, focusing on continuous improvement and innovation to deliver customer value efficiently...

    Location
    San Jose, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    6 Projects Listed
  • Design Deliver Dominate

    We convert businesses into brands by building booming and beautiful online presences for them...

    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
  • We Are the Last Name in AR/VR!

    Queppelin, known as a pioneering Metaverse company, boasts a remarkable 12-year journey with a team of experts delivering successful projects globally, especially in gaming development...

    Location
    Long Beach, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
  • Full-Service E-commerce Development Company

    An ecosystem for B2B/ B2B2C websites on multiple platforms with robust technology and a customer-oriented mindset...

    Location
    Los Angeles, California
    Number of Employees
    250 - 499
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    10 Projects Listed
  • Experience Bitscape's Tech Excellence: Your Boutique OpenText ECM Partner

    Bitscape: Your boutique OpenText ECM partner, crafting software solutions with Microsoft excellence. With our agile solutions, premium support, compliance standards, and 1,500+ successful projects, we are trusted by 500+ high-profile companies across industries...

    Location
    Santa Fe Springs, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $105/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    9 Projects Listed
  • Your Team for Everything in the Cloud

    AllCode offers a complete range of cloud and mobile application services. Our team of experienced engineers, architects, and developers will help you deliver with confidence...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $65/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • Providing Digital Product Strategy, Design, & Development Services to Startups & Global Enterprises

    VentureDevs is a leading software development firm providing digital product strategy, team augmentation, design, and development services to top startups and global enterprises...

    Location
    West Hollywood, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    6 Projects Listed
  • Cider Is the Leading Software Development Company in the San Francisco Bay Area.

    Cidersoft builds compelling apps and websites that will strengthen the success of your business...

    Location
    San Ramon, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $65/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Creating amazing software products!

    CognitiveClouds is a custom software product and consumer app development company with a reputation for excellence in creating tailored software solutions...

    Location
    Fremont, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    5 Projects Listed
  • We Automate Critical Business Processes.

    Nzouat is an Oakland, California based digital consulting and development studio founded by Chris Nzouat. The agency which typically works with small to mid-size businesses and startups offers full-stack web and mobile development, blockchain (smart contracts, NFTs, DeFi), AI/ML integration, and digital...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    13 Projects Listed
  • Playground for Business Innovation

    Fibonalabs deploys technology to unveil value-oriented processes and craft innovative solutions for every business. From offering world-class user experience and digital product development to implementing strategy and technology, we help you gain a sharp competitive edge in the industry...

    Location
    Long Beach, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Portfolios Count
    7 Projects Listed
  • We Are Here To Focus On Your IT Needs, Freeing You To Grow Your Business.

    Caldiatechâ„¢ has over 50 years of combined experience creating custom software solutions, robust mobile applications, cutting-edge web design, SEO (search engine optimization) and SMO (social media optimization)...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
  • A Full Stack Mobile App and Web Development Agency

    Moveo believes mobile apps are disruptive pieces of technology that have the capacity to make your business more profitable. We see apps as growth accelerators that help leverage hidden business potential to generate more revenue and increase profits...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Its On Media | Web and Mobile App Development Agency

    Its On Media is a leading web and mobile app development agency, specializing in innovative app design, development, and seamless digital transformation...

    Location
    Fresno, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Portfolios Count
    4 Projects Listed
  • Designing Digital Innovation, Delivering Impact

    Signature Creative is a Los Angeles based digital product and design agency founded in 2004. With a lean, senior-led team, they specialize in transforming brands through a combination of award-winning branding, UX/UI, creative technology, and full-stack development. The firm partners with Fortune 500s...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    12 Projects Listed
  • Your Premier iPad App Development & Marketing Studio

    Wve Labs is an elite iPad app development and marketing studio, leveraging the power of the latest Swift language through Xcode. Serving a broad spectrum of clients, our team's synergy, rapid execution, and transparent communication make us the go-to choice for businesses seeking an enhanced digital...

    Location
    Newport Beach, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    5 Projects Listed
  • Digitally Disrupting Dullness.

    Creative27 is a multi-disciplinary digital product design and development agency that drives lightning-speed digital innovation...

    Location
    Los Angeles, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $500/hr
    Portfolios Count
    7 Projects Listed
  • AI-First Engineering | Agentic AI | Product Engineering | Enterprise Software | Digital Transformati

    Appventurez is a global AI and digital transformation company specializing in custom software, mobile app, web, and enterprise application development. We build scalable technology solutions that help businesses innovate, automate, and grow...

    Location
    San Jose, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
  • AI-Powered Software Development For a Smarter Future

    Auspicious Soft is a USA-based custom software, web & mobile app development company with 8+ years of experience serving startups, SMEs & enterprises across healthcare, fintech, logistics & more...

    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Aiming to Achieve Your Business Goals Through Technology

    Code Genesis is a full-stack development company dedicated to building scalable and secure digital platforms. We combine expertise in cloud, automation, and modern software engineering to create solutions that are both innovative and reliable. Our mission is to deliver technology that not only meets todays...

    Location
    Santa Clara, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    7 Projects Listed
  • Conversion-Focused Websites & Apps

    Building first-class websites and applications is a journey that starts with the very first phone call. We truly believe our client’s success is our success. Every step of the way we are there beside you, making sure you are a part of the process of building something together. The SKDesign Agency is...

    Location
    Santa Clarita, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $110/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
  • World-Class Products Built By Human Experts + AI

    Airdev is a software development agency based in San Francisco that combines human experts with AI to build world-class products in a fraction of the time and cost of conventional agencies. After 1,000+ builds, we know how to ship fast without sacrificing quality...

    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    9 Projects Listed
  • Web & Mobile Development | Technical Consulting, Design, and Custom Software

    SF AppWorks is a progressive digital agency that helps companies, organizations, and entrepreneurs explore and develop innovative technologies that improve lives. In keeping with the core ethic of innovation, we conceptualize and build stunning digital presences for our partners. Their trust helped us...

    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    6 Projects Listed
  • Busy Designing Beautiful Digital Products, Brands and Experiences.

    Plan Z is a full-service agency busy designing beautiful digital products, brands and experiences. Creative superheroes providing creative solutions to businesses, startups or enterprises. We are a group of clever people in Karachi, Dubai, Kiel & San Francisco using brains and fancy machines to create brands...

    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
  • We Design Future-Ready Web & Mobile Applications

    Cerebrum Infotech is a leading mobile application, software, Android & iOS app development, DevOps, IoT, custom software development, Python Technology, Node JS Development, Dotnet Development, PHP development company (and others)...

    Location
    Emeryville, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $19/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    8 Projects Listed
  • We Do Mobile Differently

    Invemo is a technology company that provides custom mobile app development and comprehensive consulting services. Founded by a tech industry expert, the company offers a one-stop solution to help clients achieve success in the mobile realm...

    Location
    Santa Monica, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $10,000 - $25,000
  • Dream Build Grow!

    APPWRK IT Solutions Pvt. Ltd. is a global IT service providing company. We provide a wide range of IT services and support solutions which includes Web Development Services, Web Designing Services, APP Development and Designing, Digital Marketing for Industries like Healthcare, Education, Retail and Logistics...

    Location
    Santa Clarita, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $18/hr
    Portfolios Count
    7 Projects Listed
  • We Help Entrepreneurs and Corporations Create Digital Startups and Services

    We are a team of 40 project managers, designers, frontend and backend developers, DevOps and QA specialist. We are able to take on any project, from ideation to launch. We analyze, design, manage, develop, deploy, test and maintain...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
  • Quality Is Our Prime Directive

    Tempest House is a full service agency helping clients all over the world build cutting edge software with our expert team of developers, designers and managers. Rigorous QA processes, excellent communications and a commitment to meeting timelines characterises our company best...

    Location
    Carpinteria, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
  • We Bring Solutions to Life.

    propelland is a global strategy, design, and engineering firm bringing to life solutions to help companies transform and grow...

    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $150/hr
    Portfolios Count
    6 Projects Listed
  • Designed for the future. Engineered today.

    A-CX is a boutique software design and development partner empowering businesses focusing on Approachable AI and Secure Cloud solutions. We deliver user-centered software development services through cutting-edge design and robust engineering that drive smarter, scalable outcomes...

    Location
    San Jose, California
    Number of Employees
    Under 49
    Portfolios Count
    6 Projects Listed
  • No-Code, AI, UI/UX Design, and Custom Development

    Aspirity is a web development agency with a representative office in San Francisco CA. Founded in 2011, we provide dedicated teams for extension startups and midsize companies. Our services include full stack web and mobile development, UI\UX and product design...

    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    3 Projects Listed
  • A Data Innovation Company

    Predikly LLC, is a Silicon Valley-based AI-ML RPA company and a trusted Global Technology Partner for enterprises and start-ups to Deliver Actionable Business Insights using building AI-ML enabled data platform and applications...

    Location
    Fremont, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Femtomax Inc.

    Verified Verified by the DesignRush team for authenticity and credibility.

    Technology Solutions for You.

    Access information technology professionals with experience of working with startups to Fortune 500 companies without breaking the bank. Our services are well suited for retail, manufacturing, startups and healthcare businesses. Talk to us for a free consultation...

    Location
    San Jose, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
  • Integrate Bluetooth Low Energy Technology In Your Devices For Engaging User Experience

    BLE mobile apps is an outstanding organization which keeps itself updated with the latest technological innovations to offer the best to its clients. Utilizing this latest low energy technology, it has created a number of BLE powered apps...

    Location
    Fremont, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Portfolios Count
    1 Project Listed
  • Building Tomorrow's Products With AI Today

    Day One Technologies is an AI Development specialist, creating intelligent products that are futuristic and user-centric. In three years, we've successfully served industries from FinTech to TravelTech across various markets, offering innovative solutions backed by AI, machine learning, and more. Our services...

    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    4 Projects Listed
  • Designing and Building Platforms for Your AI Bot Development.

    ISBX (Interactive, Strategy, Branding, Execution) stands as the premier web and mobile application development agency in Southern California, boasting extensive expertise across a diverse spectrum of digital services such as Mobile, Blockchain, IoT, Web3, and Web Development. With a track record of...

    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    7 Projects Listed
  • 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...

    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...

    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
  • 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...

    Location
    San Diego, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    5 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...

    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
  • End-to-end digital product design and engineering.

    End-to-end digital product design and engineering for enterprises and premium brands...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    4 Projects Listed

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