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

666 Companies-Rankings updated: August 20, 2026

Each agency listed on DesignRush is assessed for industry expertise and customer testimonials are evaluated in order to provide you with a vetted selection. Certain listings represent paid partnerships.

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  • TOPS Infosolutions Pvt Ltd.

    You Think It We Build It.

    A leading IT outsourcing & software development company offering AI-Powered web and mobile app development services...

    Location
    Fremont, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $18/hr
    Portfolios Count
    2 Projects Listed
    Visit WebsiteView Profile

  • TravQ

    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...

    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
    Visit WebsiteView Profile

  • Technology Mindz

    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...

    Location
    Cupertino, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $35/hr
    Portfolios Count
    5 Projects Listed
    Visit WebsiteView Profile

  • Flexton

    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...

    Location
    San Jose, California
    Number of Employees
    100 - 249
    Portfolios Count
    3 Projects Listed
    Visit WebsiteView Profile
    4.6 4.6 (13)

  • Anmel

    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...

    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $25,000 - $50,000
    Visit WebsiteView Profile
    4.3 4.3 (1)
    5.0 5.0 (3)

  • Apexon

    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...

    Location
    Santa Clara, California
    Number of Employees
    1000 & Up
    Visit WebsiteView Profile
    4.8 4.8 (13)

  • WinWire Technologies

    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...

    Location
    Santa Clara, California
    Number of Employees
    500 - 999
    Visit WebsiteView Profile
    3.3 3.3 (3)

  • Agilistry

    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...

    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $10,000 - $25,000
    Visit WebsiteView Profile

  • Start Mobile

    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...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile

  • ByteLaunch

    Launching Ideas, Transforming Businesses

    ByteLaunch specializes in custom software development, empowering businesses to bring innovative ideas to life through technology...

    Location
    San Juan Capistrano, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $140/hr
    Minimal Budget
    $25,000 - $50,000
    Visit WebsiteView Profile

  • Service Zoom

    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...

    Location
    Temecula, California
    Number of Employees
    Under 49
    Visit WebsiteView Profile
    5.0 5.0 (154)

  • Qualimatrix Technologies Pvt Ltd

    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...

    Location
    Bakersfield, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $13/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile
    4.7 4.7 (4)
    5.0 5.0 (29)

  • Waverley

    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...

    Location
    Palo Alto, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    4 Projects Listed
    Visit WebsiteView Profile
    4.9 4.9 (511)

  • Softjourn

    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...

    Location
    Fremont, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile
    4.0 4.0 (4)

  • NEKLO

    AI-driven custom software development for complex, high-growth industries.

    NEKLO is an international custom software development partner. Since 2008, weve specialized in building and scaling digital products for high-stakes industries, including Healthcare, Fintech, Energy, and Construction...

    Location
    Burlingame, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
    Visit WebsiteView Profile

  • PRIME IT

    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!!!...

    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
    Visit WebsiteView Profile

  • MAB

    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...

    Location
    Newport Beach, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
    Visit WebsiteView Profile

  • Perimattic

    Your Digital Partner for Project Success.

    Perimattic is a technology partner specializing in AI development, software development, cloud solutions, DevOps, MLOps, and enterprise technology services. The company helps startups, growing businesses, and enterprises build secure, scalable, and high-performance digital solutions...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Visit WebsiteView Profile
    4.3 4.3 (1)

  • LuminoGuru

    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...

    Location
    Nevada City, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile
    4.6 4.6 (3)
    4.2 4.2 (51)

  • NewDealDesign

    Be bold. Build wisely.

    NewDealDesign is an award-winning strategic technology design agency based in San Francisco...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Portfolios Count
    5 Projects Listed
    Visit WebsiteView Profile
    5.0 5.0 (3)

  • Third Rock Techno

    Empowering Businesses to Become AI Ready and Data Driven

    Third Rock Techkno is an AI-driven product engineering company specializing in AI-powered education platforms, generative AI solutions, and scalable digital products for startups and enterprises...

    Location
    San Jose, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
    Visit WebsiteView Profile

  • Twining Original Design

    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...

    Location
    Redding, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $95/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile
    4.8 4.8 (31)

  • InfoStride

    Making Digital Accessibility, Usability, Inclusivity the Norm

    A global Digital transformation company with over 20 years of experience, we identify gaps and fill them with state-of-the-art technology solutions...

    Location
    San Jose, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    2 Projects Listed
    Visit WebsiteView Profile
    4.2 4.2 (5)

  • 4 Way Technologies

    Hire Ruby on Rails Developers.

    4 Way Technologies is a USA based creative Ruby on Rails Developer Company. With our vision of providing quality-driven solutions at affordable costs, we have completed several years of business...

    Location
    Fremont, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $1000/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile
    5.0 5.0 (4)

  • Filly Coder

    Leading Software Company Delivering Bespoke Systems and Applications

    At Filly Coder, we strive to provide you with the best of both worlds by leveraging our in-house application development and web design capabilities to deliver a product that meets your needs...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile

  • Uptown Logo Design

    Only Vibrant Designs that Resonate

    Uptown Logo Design is a prestigious logo design company with a decade of experience in crafting captivating brand identities. Our comprehensive branding solutions include logo design, web development, and more. We aim to tell your brand's story, stimulate growth, and forge profitable connections...

    Location
    Los Angeles, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    5 Projects Listed
    Visit WebsiteView Profile
    1.5 1.5 (17)

  • In Time Tec South Korea

    Best award-winning software development company in South Korea.

    Time Tec South Korea is a top-rated, multi-award-winning software development company providing a full suite of services and solutions like mobile application development, software development, Microsoft Dynamics 365 development, web development, ServiceNow consulting, and cybersecurity consulting to small...

    Location
    Roseville, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile

  • Ad Victorem

    For Those Who Dare To Compete. Win. Dominate.

    Ad Victorem is a Los Angeles-based creative agency that combines award-winning creativity with business strategy to help challenger brands disrupt the status quo...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
    Visit WebsiteView Profile

  • KWALL

    A Creative Web Agency for Higher Education

    KWALL is a boutique digital agency founded in 2007, specializing in full stack web design and development for higher education, government, nonprofit, and enterprise clients. With an inhouse team of approximately 30 experts, the firm has launched more than 800 websites and built a reputation for scalable...

    Location
    Costa Mesa, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Visit WebsiteView Profile
    4.7 4.7 (3)

  • BL3NDlabs

    Building Products That Change the Future of Businesses

    BL3NDlabs is an end-to-end strategy, design, and technology firm. We redefine the way business gets done with industry-standard and emerging technologies...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    4 Projects Listed
    Visit WebsiteView Profile
    5.0 5.0 (3)

  • InfinixSoft

    Trusted by Leading Brands

    We work with startups and enterprise clients to create amazing mobile apps that users love, across iPhone, iPad, Android and the Web...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    2 Projects Listed
    Visit WebsiteView Profile

  • Aphelia Innovations

    Where Technology Meets Purpose

    Aphelia Innovations, an ISO-certified software development and digital transformation company, empowers startups, SMEs, and enterprises in the US, Europe, and APAC region. With expertise in outsourced software development and on-demand engineering teams, we deliver top-notch services...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
    Visit WebsiteView Profile
    5.0 5.0 (8)

  • INDE

    The World Leader in Augmented Reality

    INDE is the leading provider of screen-based Augmented Reality products and solutions and one of the leading developers of MobileAR and WebAR worldwide. Our next-generation digital platforms utilise the latest in AR, Motion Capture, and Computer Vision technology built into tailor-made products...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Portfolios Count
    6 Projects Listed
    Visit WebsiteView Profile

  • Best Web3 Development

    Your Dream + Our Development Expertise = Innovative WEB3 Platform Solutions

    Best Web3 Development is a DeFi and web3 development services provider, specializing in innovative web3 solutions utilizing technologies like blockchain, AI, IoT, and cryptography...

    Location
    Concord, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    5 Projects Listed
    Visit WebsiteView Profile

  • Litslink

    VerifiedVerified by the DesignRush team for authenticity and credibility.

    We Are Solving the Most Difficult Technology Challenges of Digital Transformation for Companies.

    Our fields of expertise: software development, mobile app development, web development, virtual reality development, app development, app modernization and optimization services, DevOps consulting services, software testing...

    Location
    Palo Alto, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
    Visit WebsiteView Profile
    5.0 5.0 (14)

  • Greensighter

    Custom software development firm

    Greensighter is a full-cycle software development studio. We build custom software, AI agents, and MVPs...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    2 Projects Listed
    Visit WebsiteView Profile

  • SoftAvail

    Software That Works!

    SoftAvail, Inc. is a software R&D professional services company specializing in full application life-cycle management - prototyping, design, development, deployment, support & maintenance . We produce and deliver high-quality software for any platform and device...

    Location
    San Carlos, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Portfolios Count
    2 Projects Listed
    Visit WebsiteView Profile

  • Michelle Kier

    Design Isnt Finished Until Somebody Is Using It.

    Hey! My name is Michelle Kier, a UX designer focused on creating an easy-to-use world that puts the user first...

    Location
    Santa Barbara, California
    Number of Employees
    Under 49
    Portfolios Count
    2 Projects Listed
    Visit WebsiteView Profile

  • 75way Technologies

    Choose a Different Way!

    75way Technologies Pvt. Ltd. is a digital transformation and engineering company based in India, specializing in delivering innovative solutions across web, mobile, and blockchain platforms. With over 10 years of experience, the company has successfully completed more than 1,100 projects for clients...

    Location
    San Jacinto, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $29/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
    Visit WebsiteView Profile

  • TATEEDA

    Where Your Vision Meets Software Mastery

    Tateeda is a company specializing in custom software development and staff augmentation services, with a skilled workforce of 100+ seasoned engineers...

    Location
    San Diego, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $65/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile
    5.0 5.0 (10)

  • asap developers

    We Help Clients Become More Efficient and Innovative

    ASAP Developers is a San Franciscobased mobile and web app development agency specializing in crossplatform solutions, UX/UI design, and AI/machine learning integration. They connect businesses with top software engineering talent from Latin America, offering agile development and staff augmentation services...

    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Visit WebsiteView Profile
    5.0 5.0 (1)

  • CT Software Solutions

    High-Quality Software Solutions

    CT Software Solutions offers custom development using quick, dependable, and technologically sound techniques...

    Location
    Pasadena, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $25,000 - $50,000
    Visit WebsiteView Profile

  • Webiotic

    Building High-Performing Mobile Apps

    Our design and development services will advance your company and provide outstanding value...

    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile
    5.0 5.0 (11)

  • PINT

    Innovate Your Web - PINT it!

    PINT, Inc. is a San Diego-based web development agency with 28 years of experience in creating innovative and modern websites. Our services include web development, system integrations, hosting, marketing, and creative design, all aimed at helping our clients connect with their customers...

    Location
    San Diego, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $10,000 - $25,000
    Visit WebsiteView Profile
    4.9 4.9 (18)

  • Benedetto Di Luzio

    Because Digital Can't Drive.

    Hello! I'm I'm Benedetto Di Luzio, an Italian product designer based in Los Angeles, USA. I've worked in the interior design and architecture industry for over 10 years. My technical background blends with a more conceptual approach to creating harmonious experiences that bring people together...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Visit WebsiteView Profile

  • Codi Technologies

    Fast and efficient Nocode & AI Apps.

    Codi Technologies helps businesses build applications efficiently by providing nearshore design and development services. We leverage low code tools, top tier designers & developers skilled in frontend and backend, integrations, and UX/UI to deploy ideas quickly...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile

  • Tap Built

    Tap Built, located in California, creates innovative mobile apps and engaging games for entrepreneur

    Tap Built Located in California creates innovative mobile apps and engaging games for entrepreneurs startups and business worldwide...

    Location
    West Covina, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile

  • eNoah iSolutions Inc

    Bringing Business Services To Cloud Precision

    eNoah iSolution is a global IT and BPO services firm with over 18 years in operation. Certified in ISO27001 (and HIPAA compliant), the company employs more than 1,800 professionals across six countries. It supports clients in over 20 verticals including several Fortune500 companies offering secure business...

    Location
    Westlake Village, California
    Number of Employees
    1000 & Up
    Visit WebsiteView Profile

  • SoftClouds

    Your ultimate cloud service provider

    At the forefront of IT, CRM & CX solutions, SoftClouds, headquartered in San Diego, CA, emerges as a transformative force. As an esteemed Oracle Platinum Partner, we specialize in crafting ERP solutions, cloud, mobile, and digital solutions that elevate corporate profitability while seamlessly unraveling...

    Location
    San Diego, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    5 Projects Listed
    Visit WebsiteView Profile
    4.9 4.9 (26)

  • AR-Watches

    Try Top Watches on Your Wrist via Augmented Reality.

    AR-Watches (by ARLOOPA Inc.) is a platform specializing in augmented reality (AR) e-commerce solutions for watch brands and retailers. It enables consumers to virtually try on realistic 3D watch models using a smartphone, increasing confidence in size, fit, and aesthetic before purchase. The platform includes...

    Location
    Los Altos, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $10/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile

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