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

70 Companies - Rankings updated: August 20, 2026

DesignRush evaluates each agency using expert assessment and client feedback to inform your choices. Some featured agencies have paid placements.

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  • Website Design Hive

    Smart Websites Built For Growth

    Website Design Hive creates stunning websites, logos, apps, and animations while driving growth through SEO, PPC, and digital marketing. We turn ideas into results-driven online experiences...

    Location
    Campbell, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $450/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    3 Projects Listed
    Visit Website View Profile

  • Paradigm Solutions

    AI-native Engineering. Enterprise-grade Results

    Paradigm provides custom low-code software solutions. Our commitment is to empower organizations with the tools they need to streamline processes, automate tasks, and scale operations efficiently. Through a fusion of expert development and a deep understanding of our clients' unique challenges, we aim to be...

    Location
    Temecula, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile
    5.0 5.0 (1)

  • Nova Era Agency

    Building the new era of digital growth

    Nova Era is a digital solutions agency built to merge creativity with innovation, offering web and app design, development, video production, automation, and customized AI tools. The focus is always on building smarter systems that help businesses work seamlessly and communicate with impact. What defines the...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    2 Projects Listed
    Visit Website View Profile
    5.0 5.0 (19)

  • Agile Soft Systems

    Enable, innovate, transform

    A team of Tech-savants focused on simplifying complexities in the technology realm. We combine our technical expertise with product mindset that helps Enterprises to strengthen and transform their business by providing state-of-the art software development services...

    Location
    Fremont, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    4.3 4.3 (6)

  • MTechZilla

    Your Partner For Innovation

    MTechZilla is a custom software development company helping growing companies and product teams across the US and EU to build software products or scale engineering capacity. Senior, pre-vetted developers fully aligned to your timezone. AWS Partner with 40+ products delivered...

    Location
    San Jose, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $25,000 - $50,000
    Visit Website View Profile

  • Hospitality Marketing Concepts

    Connecting Hotels & Affluent Guests Globally

    HMC is the worlds leading provider of outsourced database management and loyalty marketing programmes for premium hotel organizations. Our core competencies are the creation, implementation, management and marketing of custom-made programmes designed to drive incremental revenue and profits into each partner...

    Location
    Newport Beach, California
    Number of Employees
    250 - 499
    Visit Website View Profile

  • Coding Pixel

    Every Client Brings New Inspiration.

    Our integrity and commitment to materializing your dream is what drives us. You are our inspiration, and we want to be part of your team. We are a mobile development agency utilizing state-of-the-art technology and top professional talent to design your vision and bring your dream to life...

    Location
    Los Angeles, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile

  • MobMaxime

    Top Mobile App and Web Development Company in Canada, USA and UK

    We design highly polished iPhone, Android and Web Apps for startups and Enterprise clients...

    Location
    Sunnyvale, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $15/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
    Visit Website View Profile

  • B3NET Inc

    Think Digital

    B3NET Inc. stands as a leading web design company, offering personalized website solutions, digital marketing, app development, and AI integration services to small and mid-sized businesses in Dallas, Texas. With roots dating back to 1999, our skilled team is committed to providing responsive website design...

    Location
    Santa Ana, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Visit Website View Profile

  • Mayven Studios

    Tailor Made Software for You!

    Mayven Studios is a reliable software design and engineering partner that offers the expertise to help businesses develop and scale successful digital products and experiences. Our impressive client list includes companies such as Segment, Facebook, Mixpanel, Andreessen Horowitz, and Airbnb, among others...

    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $50,000 & Up
    Visit Website View Profile
    5.0 5.0 (5)

  • Rysysth Technologies

    Innovative Digital Solutions For A Smarter Future

    Rysysth Technologies is a full-service IT solutions provider specializing in web development, digital transformation, and enterprise solutions. We help businesses scale with modern technologies, user-friendly designs, and performance-driven strategies. From custom websites to cloud-based platforms, our team...

    Location
    Sacramento, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    5.0 5.0 (1)

  • FORNER

    Elevated Brands Through Thoughtful Design

    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...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Portfolios Count
    1 Project Listed
    Visit Website View Profile

  • AlgoRepublic

    Our expertise makes a positive impact to your business

    AlgoRepublic offers comprehensive business automation, product development, and software/web development services to clients globally. Our expertise ensures innovative and efficient solutions tailored to meet the diverse needs of businesses worldwide...

    Location
    Los Angeles, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $30/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
    Visit Website View Profile
    4.3 4.3 (1)
    4.8 4.8 (18)

  • Lab 201 LLC

    Designing More Human Experiences.

    We are Lab 201, a multidisciplinary team of trouble-makers and problem-solvers working together to design, engineer, build, and test the future...

    Location
    Los Gatos, California
    Number of Employees
    Under 49
    Visit Website View Profile

  • Umang Software Technologies

    UMANG means Enthusiasm; Enthusiasm is what drives the mankind!

    Umang has been working with some of the elite organization across the globe to develop and maintain their existing legacy applications. They are experts in developing custom software/Mobile/Web applications. Umang has expertise in Delphi, Java, PHP, Python, DotNet and 20+ other technologies and has domain...

    Location
    San Jose, California
    Number of Employees
    Under 49
    Visit Website View Profile

  • SEOFAT

    Elite Services That Multiply Revenue

    SEOFAT is a full-service digital agency offering SEO, web development, and marketing solutions. We help brands grow visibility, leads, and revenue through smart, data-driven strategies...

    Location
    Irvine, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile

  • ByteBotix InfoTech LLP

    Your Business Cataylst

    ByteBotix InfoTech LLP is the top service provider, We focus on Industrial and web intelligence, Web and Mobile Applications and IOT based products. Whether you are a small , medium or largescale company we have got covered you all. What makes us stand out is that we deliver secured, standard and cost...

    Location
    Vacaville, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    Visit Website View Profile

  • TechnoBrains Business Solutions

    Empowering Businesses Through Innovative Software Development

    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...

    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    4.8 4.8 (26)

  • RW Infotech

    A Headless Commerce Agency

    RW Infotech is a Dubai-based digital agency specializing in custom web development, headless CMS integration, and scalable digital solutions. Founded in 2012 and originally established in India, they now have operations in Dubai, USA, and Australia, serving clients globally...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile
    3.7 3.7 (75)

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