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

104 Companies-Rankings updated: August 20, 2026

DesignRush assesses agencies using expertise standards and verified client experiences to help you make better decisions. Certain agencies have paid placements.

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  • XWEBAGENCY

    We Design Develop Host & Maintain Your Online Presence

    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...

    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
    Visit WebsiteView Profile

  • AppCrops

    Turning Ideas Into Interactive Apps

    AppCrops is a next-gen technology partner delivering end-to-end digital solutions for startups and enterprises. From interactive user-friendly iOS, Android or Custom Mobile applications to Web apps, ERP systems and custom software, we help transform ideas into high-performing digital products...

    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
    Visit WebsiteView Profile
    5.0 5.0 (3)

  • Pie Solutions

    Quality, Affordability, Scalability

    Pie Solutions has worked with clients ranging from startups to large corporations. Our expertise is building high performance, SEO friendly websites that are mobile friendly and lightning fast. Additionally, we offer deep experience integrating with third party solutions via API and other methods, and also...

    Location
    Long Beach, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile
    4.3 4.3 (1)
    5.0 5.0 (1)

  • Blac Flag

    Innovation Through Automation

    Blac Flag is a full-service creative, development, and growth partner for brands that need more than pretty pictures. We design and build high-performing sites, apps, and automations, then back them with SEO, email, and paid media that actually drive revenue...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
    Visit WebsiteView Profile

  • ISBX

    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
    Visit WebsiteView Profile
    5.0 5.0 (11)

  • WebMob Technologies

    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...

    Location
    San Jose, California
    Number of Employees
    100 - 249
    Portfolios Count
    9 Projects Listed
    Visit WebsiteView Profile
    4.1 4.1 (86)

  • Code Brew Labs - Dubai

    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...

    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
    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

  • 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

  • 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

  • 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

  • The Development Factory

    Elevate Your People, Process, and Products.

    TDF (The Development Factory) is a Los Angeles based product and technology consultancy that empowers companies to design, build, and deliver software more effectively. By upskilling teams, embedding expert interim product leadership, and offering seamless augmentation services, TDF enhances clients internal...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    3 Projects Listed
    Visit WebsiteView Profile
    5.0 5.0 (3)

  • Qodestar

    Mobile App Experiences That Inspire

    Qodestar is a digital studio focused on building clean, high-performing mobile apps and digital experiences. We partner with startups, growing businesses, and creative teams to transform ideas into intuitive mobile solutions through thoughtful design and development...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $75/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile

  • Bluelight

    Empower Your Business With Custom Software, AI, & Nearshore Talent Solutions

    Bluelight is a U.S.-headquartered nearshore software development consultancy. Bluelight provides top-tier IT talent from Latin America (and onshore) who are fluent in English, work U.S. business hours, and serve as a cost-effective alternative to U.S.-based hires...

    Location
    Sacramento, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
    Visit WebsiteView Profile
    5.0 5.0 (7)

  • DECOSTA Global

    Achieving the Unachievable.

    We create and manage the world's most iconic brands. Brand and product agency that delivers heroic work and legendary clients. DECOSTA has worked with clients in a wide range of industries including entertainment, consumer goods, technology, energy, finance, and more...

    Location
    Burbank, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $300/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    6 Projects Listed
    Visit WebsiteView Profile
    5.0 5.0 (1)

  • devAtelier

    Southern Californias Mobile App experts since 2009

    We are San Diego's mobile-native and mobile-first consultancy. We specialize in Swift for iOS, Flutter for iOS/Android, and React for Web. We have led projects for Fortune 500 companies and startups. If you're looking for an easy-to-talk-to and experienced partner to build your app, call devAtelier!...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $10,000 - $25,000
    Visit WebsiteView Profile

  • Affinity Design Hub

    Bringing Digital Strategy, UX & Development Together.

    Our focus is on combining digital strategy, UX design and technological development to help individuals and organizations' grow in a connected world...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Visit WebsiteView Profile
    4.2 4.2 (13)

  • Work & Co

    Transforming Your Business.

    Providing AdTech, Advertising, and Digital Services. We design, measure, implement, and ship digital products that transform companies...

    Location
    Los Angeles, California
    Number of Employees
    250 - 499
    Minimal Budget
    $50,000 & Up
    Visit WebsiteView Profile
    4.8 4.8 (26)

  • Fixmywebs

    Top-Notch Website Design & Development in the USA

    Fixmywebs are the leading website design & development company in the United States, offering a wide range of services including complete company branding, SEO services, mobile app development, and much more. You will get best SMM services (social media marketing), and search engine optimization that are some...

    Location
    San Leandro, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    2 Projects Listed
    Visit WebsiteView Profile
    4.8 4.8 (79)

  • Tplex

    Your Trusted Partner for Outsourcing IT Projects

    TPLEX is a software outsourcing company. We provide companies with top tech talent and product development expertise...

    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
    Visit WebsiteView Profile

  • Fishermen Labs

    Top Augmented Reality & Virtual Reality Agency

    An Immersive Media Agency specializing in the development of Extended Reality (XR, AR, VR, MR) experiences driving meaningful connections between brands & consumers. Our global team of skilled designers, artists, and developers craft creative narratives & experiences powered by emerging tech...

    Location
    Culver City, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $10,000 - $25,000
    Visit WebsiteView Profile

  • Appinventors Inc

    Digital Transformation Agency.

    Appinventors stands as a prominent Digital Transformation Agency, enabling businesses to prosper within the contemporary digital landscape. At Appinventors, we pride ourselves on delivering exceptional customer support and assistance. Whether you're facing technical challenges or seeking guidance on your...

    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Visit WebsiteView Profile

  • CateNET Solutions

    Powering The Future Of Digital

    CateNET Solutions is a Los Angeles based digital agency delivering high-performance web, mobile, and cloud solutions for modern businesses. We specialize in building secure, scalable systems with sleek UI and flawless UX. From custom development to branding and SEO, we turn your ideas into reliable...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $65/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile

  • Iteration Group

    Redesigning and Modernizing Software and Applications.

    Iteration Group is a boutique product-strategy and user-experience consultancy founded in 2011. The agency partners with startups, well-capitalized ventures, consumer brands, and enterprises to deliver purposeful product design from UX/UI strategy and wireframes to functional prototypes and scalable app...

    Location
    Westlake Village, California
    Number of Employees
    Under 49
    Visit WebsiteView Profile

  • Rocket Systems

    Rocket your business forward with our expertise.

    Rocket Systems is focused on producing high-quality code, we take extra precautions to ensure that our technological approach is congruent with the ambitions of our customers. Additionally, we strive to create code bases that are both scalable and easily maintained. In order to construct a digital product...

    Location
    Sacramento, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Visit WebsiteView Profile

  • Web Design Vibe

    Make Your Idea The Talk Of The Web

    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...

    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
    Visit WebsiteView Profile

  • SETA International

    Light up Ideas To Create Future.

    Offering IT outsourcing and consulting services, we specialize in web and mobile development that harnesses the potential of AI, IoT, Big Data, and Blockchain technologies. Our focus is on tailoring cutting-edge solutions to effectively address clients' challenges and drive achievements across diverse...

    Location
    Irvine, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $18/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile

  • Coderapper

    Shopify design, development and marketing agency.

    Digital commerce agency Coderapper focuses on growth and has locations in the US, Canada, and India. For meaningful customer experiences, we combine data-driven design, specialized development, and targeted growth strategy...

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

  • Skylane Solutions

    Global AI, Software & Marketing Company

    At Skylane Solutions, we help businesses grow smarter, faster, and stronger with data-driven digital marketing strategies. From startups to established brands, we provide tailored solutions that generate real results more traffic, more leads, and more sales...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $15/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile
    4.6 4.6 (9)

  • Covinten Media

    Specializing in technology development and marketing services.

    Covinten Media is a dynamic agency specializing in both technology development and marketing services. We create advanced digital products for businesses and implement marketing strategies to boost brands visibility and growth. Our dual expertise ensures comprehensive support for your business's success in a...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Minimal Budget
    Under $1,000
    Visit WebsiteView Profile

  • Web Design Mechanic

    A Leading Web Design & Development Agency

    Web Design Mechanic creates clean, custom websites and digital experiences build to match your business goals. "No templates", just thoughtful design and smart development. We also offer digital marketing services like, Search Engine Optimization, Social Media Marketing, Online Reputation Management, and...

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

  • RedTail Web Design

    Crafting Unique Digital Experiences

    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...

    Location
    Fresno, California
    Number of Employees
    Under 49
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile

  • WebeXcellence

    Transform Your Business Using Our Digital Solutions!

    We are a web and AI development agency helping startups and businesses build scalable digital products. Our team specializes in modern web applications, AI integrations, automation systems, and SaaS platforms. From idea to deployment, we focus on creating fast, secure, and user-friendly solutions that help...

    Location
    Tracy, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
    Visit WebsiteView Profile
    4.3 4.3 (1)
    5.0 5.0 (9)

  • Bay Area Coders

    Strategy, design, engineering, and AI

    Bay Area Coders is a San Francisco-based product and engineering studio working with venture-backed startups and growth-stage companies since 2016. We combine strategy, design, engineering, and AI to help teams ship real products and modernize existing ones...

    Location
    Roseville, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView 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 WebsiteView Profile
    4.3 4.3 (1)
    4.8 4.8 (18)

  • Carmatec

    Web Design and Mobile App Development Company

    Carmatec is an enterprise IT solutions provider with over 23+ 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...

    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
    Visit WebsiteView Profile
    3.4 3.4 (109)

  • NoMoBo

    Digital Experiences With A Creative Edge

    NoMoBo creates handcrafted mobile apps and visually stunning web applications with a unique approach. Our experienced artists and User Experience designers prioritize your customers, with in-depth research and scalable Cloud IT infrastructure. We deliver high-rated apps and exceptional user experiences...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $25,000 - $50,000
    Visit WebsiteView Profile
    5.0 5.0 (4)

  • Allusive Digital

    Proven Excellence Through Custom Web Design and Development Services.

    Allusive Digital is a creative and marketing agency that helps businesses grow through branding, web design, content development, and digital marketing. The agency blends thoughtful strategy with polished creative execution to help clients increase visibility, strengthen their identity, and connect with their...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Visit WebsiteView Profile
    5.0 5.0 (5)

  • 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 WebsiteView Profile

  • California Logo Designs

    USA's Top-Ranked Logo Design Agency

    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...

    Location
    Irvine, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
    Visit WebsiteView Profile

  • Net Solutions India Pvt Ltd

    Reimagined With AI

    Net Solutions is a global digital product development and experience engineering company with over 26 years of expertise. We design, build, and modernize digital platforms using AI, agile engineering, and design thinking to help businesses accelerate digital growth...

    Location
    Los Angeles, California
    Number of Employees
    250 - 499
    Minimal Budget
    $25,000 - $50,000
    Visit WebsiteView Profile

  • H/L Agency

    Innovating Brand Experiences.

    HL Agency is a creative powerhouse specializing in building immersive brand experiences, delivering impactful campaigns that engage audiences and drive measurable results...

    Location
    Oakland, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $10,000 - $25,000
    Visit WebsiteView Profile
    5.0 5.0 (1)

  • Appther

    Transforms Digital Idea Into Reality

    Appther is a software and mobile app development company creating intelligent, scalable, and user-friendly digital solutions powered by innovation and AI...

    Location
    Signal Hill, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $22/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile
    4.7 4.7 (23)

  • SunerGarcia

    Big Ideas Start with SunerGarcia.

    We are SunerGarcia. We are an innovative digital marketing agency that focuses on building around technology and consumer experience. We build exciting brand experiences for our clients. Our team is a fine assortment of movers and shakers, creatives, designers, planners, tech enthusiast, and all around hard...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile

  • Lone Crest Media

    See The Work Before You Decide

    Lone Crest Media takes a different approach to client acquisition: instead of pitching promises, we build real, finished work first a live website and custom brand videos before a prospect ever signs a contract. Founded by Kathy Brook and Jimmy K with 20 years of combined marketing experience, we work with...

    Location
    Riverside, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000
    Visit WebsiteView Profile

  • SoftGrid Computers

    Innovate, Create, Excel.

    SoftGrid Computers is a prominent custom software development company that excels in blending the latest technologies with well-organized creative work. With a strong focus on understanding client needs and delivering optimal solutions, we strive to be a reliable partner that offers great value for money. Our...

    Location
    Santa Monica, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile

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