Our expert analysts determined the best California Android app development agencies that build high performance and well-secured apps that drive user loyalty and engagement. You can filter listings by budget, size and reviews to select the best partner for your needs.

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United States × California × Android App Development × Crypto × Sort by: Top Rated ×Clear Filters
  • Cheesecake Labs

    VerifiedVerified by the DesignRush team for authenticity and credibility.
    Enterprise Software & AI Engineering - Silicon Valley Rigor, Nearshore Speed

    Founded in 2013 with roots at Uber, Cheesecake Labs builds custom iOS and Android apps spanning mobile, blockchain, IoT, and AI integration. With 350+ digital products delivered, 85+ awards and certifications, and clients including Skyroam and Tapcart, it is considered a top mobile app development firm...

    Top Services:

    • Mobile App Development
    • Software Development
    • AI Development
    • Staff Augmentation
    • Blockchain
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Portfolios Count
    13 Projects Listed
  • Clay

    VerifiedVerified by the DesignRush team for authenticity and credibility.AI LeaderRecognized for strong visibility across AI-powered search and answer engines.

    Top UI/UX design, web design, and branding agency in San Francisco.

    Clay is a design and development agency whose mobile app work spans branding, UX, interaction design, and emerging tech, including AI, AR/VR, and Web3. In 16 years, its 78-person senior-led team has completed 529 projects for clients including Meta, Google, Stripe, Coinbase, Uber, and Sony...

    Top Services:

    • UI/UX Design
    • Mobile App Development
    • Web Development
    • Branding
    • Web Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $175/hr
    Portfolios Count
    12 Projects Listed

    Clay Services

    • UI/UX Design
    • Mobile App Development
    • Web Development
    • Branding
    • Web Design
    • Video Production
    • Product Design
    • Graphic Design
    • Logo Design
    • Design Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Meta
    • Google
    • Discover
    • Stripe
    • Coca-Cola
    • Coinbase
    • Uber
    • Sony
    • Slack
    • Amazon
    Data sourced from the agency's DesignRush profile

    Clay Reviews & Testimonials

    • Anonymous Co-Founder at Skylum
      5.0★

      Web Development Review from Anonymous

      Clay built our new website to support a product launch, and we were impressed by how quickly they delivered. The site met our expectations perfectly. They worked efficiently and provided high-quality results right on schedule.

    • Anonymous Manager at Car Retailer
      5.0★

      Web Design Review from Anonymous

      Clay designed and developed our car retail website, and the results were outstanding. The site looked stunning and worked exactly as needed. They stood out for their patience, attentiveness, and excellent service. Communication was always clear, and they delivered on time.

    • Anonymous Director of Web Strategy & Operations at Nonprofit Org
      5.0★

      Web Design Review from Anonymous

      Clay redesigned and rebuilt our nonprofit’s website with fresh UX/UI research to guide the process. The new site improved conversions, earned great user feedback, and boosted internal efficiency. Communication across all channels was seamless, and their responsiveness and high-quality results went beyond what we expected.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Engineering Intelligent Solutions Through Design and Code - Web, Mobile AI, Blockchain

    SapientPro is a custom software, design, and AI development team. Since 2017, we've shipped 200+ projects in the US and EU, with offices in New York, Tallinn, and Lucerne. Most clients come back for a second project, the metric we actually care about...

    Top Services:

    • AI Development
    • eCommerce Development
    • Mobile App Development
    • Web Design
    • Web Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    20 Projects Listed
  • ANML

    VerifiedVerified by the DesignRush team for authenticity and credibility.Award WinnerRecipient of a Best Design Award for outstanding work.

    We Create Result Driven Apps, Websites, and Brands

    Senior-led B2B design agency for AI, enterprise software and emerging technology companies. Digital product design, enterprise UX/UI, design systems, IoT and connected-device interfaces, and brand systems. ServiceNow, NetApp, Palo Alto Networks, Zoom, Ford, CNN...

    Top Services:

    • Web Design
    • Branding
    • Mobile App Development
    • Product Design
    • UI/UX Design
    • Show more
    Location
    San Jose, California
    Number of Employees
    Under 49
    Portfolios Count
    20 Projects Listed

    ANML Services

    • Web Design
    • Branding
    • Mobile App Development
    • Product Design
    • UI/UX Design
    • Web Development
    • Digital Strategy
    • Creative Services
    • AI Development
    • IoT
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Logitech
    • World Central Kitchen
    • KitchenAid
    • NextNav
    • Citrix
    • Ford Motor Company
    • Sitecore
    • Level Access
    • Zoom
    • NetApp
    Data sourced from the agency's DesignRush profile

    ANML Reviews & Testimonials

    • Manuel Colom
      Manuel Colom UX Director at Yummly
      5.0★

      Product Design Review from Manuel Colom

      Working with ANML on the Yummly app experience and the Yummly Smart Thermometer (IoT) was an outstanding collaboration. Yummly combined personalized recipe discovery, meal planning, and guided cooking into a highly curated food experience, while the Smart Thermometer extended that ecosystem into connected cooking with real-time temperature tracking and assisted preparation workflows. As Director of UX at Yummly, I worked closely with ANML throughout both initiatives, and they operated almost as a seamless extension of our internal design team. Their work consistently demonstrated excellent design craft, strong product thinking, and a highly collaborative mindset. Beyond delivering high-quality UX and visual design, their contribution helped sharpen and strengthen the overall value proposition of the products by making complex cooking experiences feel approachable, premium, and intuitive for users.

    • Nathan Thornburgh
      Nathan Thornburgh CEO at Roads and Kingdoms
      5.0★

      Web Design Review from Nathan Thornburgh

      As Anthony Bourdain's partners, we were approached by CNN to create an immersive digital site that would provide a beautiful home for each destination covered by Bourdain's show Parts Unknown. It was a huge task not least because there were already close to 100 destinations to integrate into a usable global site. But also because the site was meant to live up to the beauty and aesthetic of the television program. And it needed to be done in a way that satisfied both our mainstream luxury advertisers (like LandRover, ANA, and more) but also the famously high standards of Bourdain himself. ANML engaged in this 18-month design and build process with outstanding workmanship and creative decision-making. They navigated wildly different and demanding stakeholders. And in the end they built a site that still looks fresh even nearly a decade later. If you want to make lasting work, there is no one else I could recommend more.

    • Alex Lacerda
      Alex Lacerda Art Director at Ernie Ball / Music Man
      5.0★

      Web Design Review from Alex Lacerda

      We partnered with ANML to evolve our digital experience in a way that stayed true to our brand while modernizing how we present our products and story. As a company with a long history in music, it was important to find a partner who could respect that legacy while helping us move forward.ANML took the time to understand our brand, our audience, and the role our products play for musicians. They built on our existing foundation and translated it into a more cohesive and intuitive experience that better reflects who we are today.Their team brought strong thinking across UX and design, helping us improve how content is structured, how products are presented, and how users navigate the experience. The collaboration was smooth and highly responsive throughout.The end result is a more polished and modern experience that still feels authentic to our brand. ANML was a thoughtful and reliable partner, and we would highly recommend them.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Enterprise Grade App & Web Development Services

    At RichestSoft, we don't just build apps; we create seamless digital experiences that automate businesses. As a leading Mobile App and Web Development Company, we partner with visionary companies to bring their ideas to life, blending their vision with our cutting-edge technical expertise to spark future...

    Top Services:

    • Mobile App Development
    • Web Development
    • Software Development
    • Software Testing
    • AI Development
    • Show more
    Location
    San Jose, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    9 Projects Listed
  • RNO1

    VerifiedVerified by the DesignRush team for authenticity and credibility.Award WinnerRecipient of a Best Design Award for outstanding work.

    RNO1 | Global Branding, Web Design & GEO Agency | $10B+ in Market Growth

    RNO1 is a global branding and digital growth agency for modern brands that refuse to play it safe. We design Radical Digital Experiences that don't just look good: they drive real growth...

    Top Services:

    • UI/UX Design
    • Web Design
    • Mobile App Development
    • Web Development
    • Branding
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Portfolios Count
    10 Projects Listed

    RNO1 Services

    • UI/UX Design
    • Web Design
    • Mobile App Development
    • Web Development
    • Branding
    • Product Design
    • Video Production
    • Design Services
    • Digital Strategy
    • Digital Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Airbnb
    • Microsoft
    • Rezolve
    • Dentsu
    • Cox Media Group
    • Ericsson
    • Interos
    • Amount
    • Disney
    • BMW
    Data sourced from the agency's DesignRush profile

    RNO1 Reviews & Testimonials

    • Neil Serebryany
      Neil Serebryany Founder at CalypsoAI
      5.0★

      UI/UX Design Review from Neil Serebryany

      I had the pleasure of working with RNO1 on a web transformation project in CalypsoAI and couldn't be happier. Right from the start, it was clear that they had a very skilled workforce, that had data architects as well as UX designers on board.They gave us a first implementation of your platform to work before your deadline and this demonstrates that they are conscious of time and the quality they want to offer. The look and feel design talents of RN01 are on par with the finest User Interface design and UX skills, moreover, the backend programming is also excellent.Most noticeable was their ability to fit into our working environment and improve the efficiency of our team while advancing the projects. Well done and organized they ensured the entire period was smooth and productive.As for web design and CMS development, I have no reservations in recommending RN01. They can really be considered as an innovation partner.

    • DANIEL HARMAN FOUNDER at PRODUCT LABS
      5.0★

      UI/UX Design Review from DANIEL HARMAN

      The entire team at RNO1 was instrumental to the successful launch of our Product Management Company. Through the team’s guidance, design direction, and ease of working them as a Global Branding & Digital Agency.

    • Martin Alcala Rubi
      Martin Alcala Rubi CEO at TRYOLABS
      5.0★

      Brand Strategy Review from Martin Alcala Rubi

      RNO1 did an amazing job as a value based partner...showing great professionalism and working within tight deadlines. The entire team quickly understood our business needs.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • M TECHUB LLC

    VerifiedVerified by the DesignRush team for authenticity and credibility.
    M TECHUB LLC, Where Ideas Become Scalable Digital Products

    M TECHUB LLC Leading Mobile App Development & Staff Augmentation Company in the USA...

    Top Services:

    • Mobile App Development
    • Software Development
    • Staff Augmentation
    • AI Development
    • Web Development
    • Show more
    Location
    Mountain View, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    25 Projects Listed
  • World-Class Software Engineering Partner

    Dream X is a full-cycle software development company dedicated to building high-performance products. Founded in 2022 by Alexandr Korshykov, we partner with businesses worldwide to deliver end-to-end technical solutions...

    Top Services:

    • UI/UX Design
    • Web Design
    • Product Design
    • Mobile App Development
    • Web Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    15 Projects Listed
  • We Create Digital Products And Grow With Our Partners!

    Rocketech is a software development company. We help founders and business teams decide what to build, build it, and keep it running after launch...

    Top Services:

    • Mobile App Development
    • Web Development
    • Software Development
    • Blockchain
    • UI/UX Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    14 Projects Listed
  • We Create Loveable Websites, Game-Changing Applications, Scalable and Reusable Code Under the Hood.

    Bachoo studio is an award-winning web studio, dedicated to creating sophisticated and technologically advanced solutions for our clients. We offer end-to-end services, starting with concept and strategy, and continuing through design, development, QA, devops, and support...

    Top Services:

    • Web Design
    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • Branding
    • Show more
    Location
    El Segundo, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $49/hr
    Portfolios Count
    17 Projects Listed
  • 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...

    Top Services:

    • Branding
    • Web Design
    • Web Development
    • IoT
    • Software Testing
    • Show more
    Location
    Bakersfield, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $13/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Bringing ideas to life one step at a time.

    Kaizen Apps specializes in innovative application development, offering personalized consultations to turn your ideas into impactful digital solutions. Start your project with our expert guidance today...

    Top Services:

    • Web Design
    • Web Development
    • IoT
    • AI Development
    • Blockchain
    • Show more
    Location
    Vacaville, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $65/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
  • Innovation Beyond Imagination

    iApp Technologies: Trusted digital product development partner helping brands turn ideas into powerful & scalable solutions. We specialize in designing and building high-performance Web and Mobile Apps (iOS + Android) that align with evolving market demands and deliver measurable business impact...

    Top Services:

    • Mobile App Development
    • Blockchain
    • AI Development
    • Web Development
    • UI/UX Design
    • Show more
    Location
    San Ramon, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    60 Projects Listed
  • Your IT Solutions With Zeal

    Zealtouch, a company that was established in 2017, quickly grew to be a sizable group of professionals with a common corporate vision...

    Top Services:

    • Web Development
    • Software Development
    • Mobile App Development
    • eCommerce Development
    • IT Services
    • Show more
    Location
    Sacramento, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    9 Projects Listed
  • Mobilize the Future, Faster

    LYQX is a dynamic mobile and website development agency based in Ukraine, driven by a passionate team of designers and developers with over five years of experience. Specializing in UX/UI design and software development, the agency brings creativity and expertise to every project, ensuring exceptional results...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • UI/UX Design
    • eCommerce Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    8 Projects Listed
  • Design by people for people

    IXD Büro is a cozy European atelier specializing in custom web design and exceptional UX/UI solutions. As a boutique studio, our small, dedicated team approaches each project like true craftsmen...

    Top Services:

    • Branding
    • Design Services
    • Web Design
    • UI/UX Design
    • Web Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
  • Dreamers Inc.

    VerifiedVerified by the DesignRush team for authenticity and credibility.
    Your spark, our fuel

    Dreamers is a research, data science, and tech consultancy that specializes in building solutions for complex problems. We are based in sunny California, but we work remotely with clients from all over the world. We're engineer-owned and operated, meaning you'll get personal attention and quick answers...

    Top Services:

    • AI Development
    • Blockchain
    • Software Development
    • Mobile App Development
    • Wearables
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    14 Projects Listed
  • AI & Blockchain Built for Scale

    Dubai-headquartered technology company specialising in AI, Blockchain, Web & Mobile, and DevOps solutions. 14+ years delivering enterprise-grade digital products for clients across the US, UAE, and UK...

    Top Services:

    • AI Development
    • Blockchain
    • Software Development
    • Web Development
    • Mobile App Development
    • Show more
    Location
    Santa Monica, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Portfolios Count
    18 Projects Listed
  • We Build Games That Players Love.

    Double Coconut is a San Franciscobased boutique game development studio founded in 2012. The agency specializes in full-service game design and co-developmentfrom casual mobile and web titles to casino, mid-core, and Web3 games. Their projects have reached over 5 million players and generated...

    Top Services:

    • Software Development
    • Web Design
    • Mobile App Development
    • Blockchain
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
  • Complex custom software and AI-powered products built around your business.

    Rocket Systems builds custom software and AI-powered products around real business needs. We take time to understand each clients goals and choose the right technical approach, creating reliable and scalable solutions with a strong focus on quality and long-term value...

    Top Services:

    • Web Development
    • Web Design
    • IoT
    • AI Development
    • Mobile App Development
    • Show more
    Location
    Sacramento, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
  • Senior Product Designers Embedded in Your Team — Design Systems, Staff Augmentation, and Zero-to-One

    Forge Studio places senior product designers (L4-L6 caliber) from Coinbase, Roblox, and Instacart directly into your team. Embedded design teams, enterprise design systems, and zero-to-one product design. $9.5M+ in engagements since 2017...

    Top Services:

    • UI/UX Design
    • Web Design
    • Product Design
    • Digital Strategy
    • AI Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    2 Projects Listed
  • Scaling New Heights

    At HyScaler, we're driven by a mission to be your trusted partner in achieving transformative business objectives. Our global vision focuses on harnessing cutting-edge technologies to craft sustainable, intelligent, and secure solutions...

    Top Services:

    • Mobile App Development
    • Blockchain
    • Software Development
    • AI Development
    • IoT
    • Show more
    Location
    Santa Clara, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    6 Projects Listed

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Agencies vetted
129,330+
2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
47%
3

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We monitor listings regularly; outdated agencies are removed.

Agencies verified
22

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