Top Mobile App Development Companies California 2021

Top Mobile App Development Companies California

Are you looking for top mobile app development companies in California? Here is the list of top mobile app developers from California (iPhone, Android & iPad). Since California is the heart of the USA’s technological companies, there are thousands of app development companies in this state. This makes it difficult for budding appreneurs to pick a reliable and efficient mobile app agency for their mobile app project. To make things easier for prospects, GoodFirms have prepared a chart of iconic companies that provide excellent services in mobile app development in California focused on ‘iPhone app development California’ and ‘Android app development California’.

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List of Top Mobile App Development Companies in California | Top App Developers in California (iPhone & Android)

  • OpenXcell

    Leading Mobile App Development Company

    OpenXcell is an industry-leading web, software and mobile app development company in the USA and India, known for delivering innovative solutions and engaging mobile apps. OpenXcell is renowned as one of the best app development companies in the app space with its outstanding capabilities and a world-class team of mobi ... learn more about OpenXcell

    "The developing team at OpenXcell has always surprised us with some unique features"
    Blake Ford, Founder at Faldax Crypto Exchange
    Visit website
    < $25/hr
    250 - 999
    Sunnyvale,  California
  • Utility

    Top Mobile App Design & Development Agency

    Utility specializes in crafting custom mobile applications and web software with innovative partners, from startup ventures to Fortune 500 brands. Founded by digital leaders from companies like Major League Baseball and McCann Erickson, Utility is built by folks that have been on the ... learn more about Utility

    "Utility make everything easy for us, and delivered at super high quality!"
    Erica Ravich White, Account Executive at Clarity Staffing
    Visit website
    $150 - $199/hr
    50 - 249
    San Francisco,  California
  • Cubix

    Award Winning App Development Company

    Welcome to Cubix! We are excited to see you on our profile. Cubix is a leading mobile app, games and enterprise software development company! – expert in development, customization, and integration of complex enterprise-level solutions, business intelligence analytics, advanced web and mobile solutions. With ... learn more about Cubix

    "Cubix is the place to build your game"
    Madi, Volunteer at Red Cross Food Pantry
    Visit website
    $25 - $49/hr
    50 - 249
    Los Angeles,  California
  • RipenApps

    Developing Above Excellence

    RipenApps is a top-reviewed & globally renowned mobile app development company that provides consultancy, web & app development services to multi-level businesses, right from Entrepreneurs/Startups to Enterprise Businesses.  We are expert-led digital solution providers that empower startups, businesses, ... learn more about RipenApps

    "They were able to implement and work on a really complex project requirement."
    Sushant Shukla, Chief Product Officer at Examarly
    Visit website
    < $25/hr
    50 - 249
    Ontario,  California
  • Redwerk

    Software Development Agency

    Redwerk is a software development outsourcing company with two software development centers in Ukraine, in the cities of Kyiv and Zaporizhzhya. Our core business is to establish and service fully managed dedicated software development teams in Ukraine, as well as deliver custom software development projects for our cus ... learn more about Redwerk

    "It is a hardworking development company that went out of their way to meet our needs."
    Eunice Chendjou, COO at OpenTeams
    Visit website
    $50 - $99/hr
    50 - 249
    Los Angeles,  California
  • Dash Technologies

    Ideas. Developed. Intelligently.

    An Award-Winning Web & Mobile App Development Company Welcome to Dash, and thank for checking out our profile! Dash Technologies Inc is a globally renowned web & mobile app development company delivering world-class solutions. From startups to enterprises and everything in between, Dash Technologies execu ... learn more about Dash Technologies

    "Fantastic Mobile App Developers that went above and beyond to deliver 2 great apps."
    Sandra Baker, Executive Director Of Operations at at DFW Technology, Inc.
    Visit website
    $50 - $99/hr
    50 - 249
    Los Angeles,  California
  • SPEC INDIA

    Enterprise Software, Mobility & BI Solutions

    SPEC INDIA is an ISO/IEC 27001:2013 company with 30+ years of established experience. We specialize in Custom Software Development, Web & Mobile App Development, BI & Analytics Solutions, Automation & Security Testing, Legacy Software Migration, Product Engineering, and IoT Solutions. SPEC INDIA has ... learn more about SPEC INDIA

    "Excellent Tech Partnership with SPEC India. Smooth & transparent working experience!"
    George Oluoch, CEO at KM Serve
    Visit website
    < $25/hr
    250 - 999
    Los Angeles,  California
  • Zco Corporation

    A Versatile Custom Software Developer

    Zco Corporation has distinguished itself as one of the best software development companies in the United States. They provide a full range of mobile app development solutions for their clients, including custom mobile apps, games, enterprise software, 3D animation, and augmented and virtual reality applications. From s ... learn more about Zco Corporation

    "A fresh new look!"
    Colleen Hall, Cultural Curator/Producer at Jamoji
    Visit website
    $25 - $49/hr
    250 - 999
    San Francisco,  California
  • Cogniteq

    Software Development Agency

    Cogniteq is a professional software agency delivering custom solutions for SMBs and enterprises. More than 90 Cogniteq software engineers have vast expertise in Internet of Things application development. Our IoT experts use the most cutting-edge technologies to guarantee compliance with industry standards and reg ... learn more about Cogniteq

    "Cogniteq is a team of professionals"
    Bahador Katouzian, Creative Director at at Go Up Ltd
    Visit website
    $25 - $49/hr
    50 - 249
    San Francisco,  California
  • Indus Net Technologies

    We Deliver Digital Success

    INT is an award-winning digital-first enterprise bringing innovative ideas to life since 1997. Offering simple and sustainable digital solutions with the confluence of technology, analytics and marketing, INT is the trusted partner of fastest-growing Agencies, SMEs and Startups across 20+ countries.   Our ... learn more about Indus Net Technologies

    "Great team with excellent skills to put your thoughts in a real project"
    Jamila altawil, Founding Partner at at Alta Booking
    Visit website
    < $25/hr
    250 - 999
    San Francisco,  California
  • 3 SIDED CUBE

    Tech For Good - Global App Development Company

    3 Sided Cube is a mobile app and digital development company with a passion for Tech For Good, championing the genius over the generic to build life-saving, life-changing digital solutions. Collaborating with exciting startups and international organisations including the American Red Cross, LUSH, Global Forest Watc ... learn more about 3 SIDED CUBE

    "Highly engaged, passionate and collaborative team across the board -- very good experience."
    Shubhi Rao, Founder & CEO at Uplevyl
    Visit website
    $100 - $149/hr
    50 - 249
    Los Angeles,  California
  • Zealous System

    Microsoft Gold Certified Partner

    Zealous System is a trusted technology leader in software and web development services, having expertise in mobile app development for various platforms – iOS, Android – as well as in latest technologies – Swift, Kotlin, Java, Flutter, Xamarin, Ionic, and React Native. We believe in working in ... learn more about Zealous System

    "Professional, clear and dedicated team of skilled people that we trust to deliver and most of all great value for money!"
    Graham Bradford
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    < $25/hr
    50 - 249
    San Francisco,  California
  • Octal IT Solution

    Technology. Outsourcing. Simplified

     is a global IT service provider having a strong presence in UK, USA, Singapore, and India. The company has the reputation of delivering niche solutions in the areas of web and mobile app development. Octal has repeatedly prescribed quality as its virtue. With the ISO 9001:2015 certification and strict discipline ... learn more about Octal IT Solution

    "I'm blown away with their great service & deliverables"
    Lames Thabet, Vice President-Business Development at at Qatar Financial Centre (QFC) Authority
    Visit website
    < $25/hr
    50 - 249
    San Francisco,  California
  • Rocketech

    Web and Mobile Development

    ROCKETECH is a software development company that specializes in analytics-driven web and mobile development. Our team has released 100+ products for 70+ startups and enterprises as IT consults. Our solutions are recognized The Apps Of The Day on App Store, receive recognition from Grammy awards and are highly accl ... learn more about Rocketech

    "They are great partners to work with"
    Vladimir Sadovnikov, CTO at Gmoji
    Visit website
    $25 - $49/hr
    50 - 249
    Los Angeles,  California
  • Idealogic

    End-to-end custom software development

    We are Idealogic  Idealogic is a full-cycle software development firm based in Kyiv and Zaporizhzhya, Ukraine with strong expertise in product design, custom software development, QA assurance, and post-release support in Fintech, Logistics, Retail, and Business Intelligence areas. We are focused on the partner ... learn more about Idealogic

    "Amazing experience! The level of support, communication and quality of development. "
    Dan Jensen, Founder at Revolve Games
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    $50 - $99/hr
    50 - 249
    Los Angeles,  California
  • TRIARE

    MOBILE and WEB for businesses and startups.

    TRIARE (https://triare.net/)  offers many services for business clients, including a comprehensive range of software and web solutions. From simple apps to complex e-commerce apps, the company provides a flexible collaboration model for everyone interested in effective collaboration. We provide IT expertise, ... learn more about TRIARE

    "Fantastic tech partners for our projects."
    Marc Lanz
    Visit website
    $25 - $49/hr
    10 - 49
    Los Angeles,  California
  • Quytech

    Mobile App/AI/Game/Blockchain Development Company

    Quytech is a trusted Mobile app, AI/ML, Blockchain and Game development company with over 10 years of experience that help startups to take their first step in the right direction. We leverage the latest technology to shape your mobile app idea into reality. Our developed applications are appreciated for ... learn more about Quytech

    "Choose the right partner for your project!"
    Daniel Kauth, Founder and CEO at LOCO tables Ltd liab Co
    Visit website
    < $25/hr
    50 - 249
    Walnut,  California
  • Stealth Technocrats

    Website Designing & App Development Solutions !!

    Established in 2014 and headquartered in India, Stealth Technocrats is an IT Industry-leading and most trusted software, mobile app  development and web-designing company best known for completing projects in time and establishing long-term relations with its clients. Facts & Figures 1. Providing global s ... learn more about Stealth Technocrats

    "Excelent development services for our app Discount Locator and we trust them"
    Michael Mogoseanu, Project Manager - System & Business Architect at Delphi Consulting
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    $25 - $49/hr
    50 - 249
    San Francisco,  California
  • SEM Nexus

    Top Ranking App Marketing Agency

    Who We Are: We are the nations hottest new mobile app marketing agency. We've helped launch a variety of mobile apps since our very recent launch. We can attribute a lot of our success to our affordable pricing and agile process. We are always willing to adapt to the market, and are always at the forfront of the ... learn more about SEM Nexus

    "Successfully Launched Multiple Apps with SEM Nexus"
    Lief Larson
    Visit website
    $50 - $99/hr
    10 - 49
    Los Angeles,  California
  • SovTech

    Mobile & Web App Development. Sorted.

    SovTech is a bespoke software development service provider, offering end-to-end software solutions to a wide variety of FinTechs, enterprises, and start-ups. Software is the biggest growth catalyst for every business of the future, and our approach to software allows us to bring innovation to market faster than ever be ... learn more about SovTech

    "I have enjoyed my project with Sovtech and appreciate every bit of it. "
    Abel McErick, Managing Director at at Votex Systems.
    Visit website
    $25 - $49/hr
    50 - 249
    San Francisco,  California
  • Grey Chain

    Partnering to bring Ideas to Reality

    Grey Chain is a specialised mobile app and web development firm with expertise in UI/UX, Agile & Devops based delivery. We partner with our clients throughout the product lifecycle from ideation to delivery of efficient and cost effective solutions. Our core expertise is focussed on Mobile First, ... learn more about Grey Chain

    "Mobile. app development and E-learning website"
    Dr Randhawas Institute of Ultrasound Training
    Visit website
    < $25/hr
    10 - 49
    San Francisco,  California
  • Blue Label Labs

    NYC's Top App Development & Digital Product Agency

    Blue Label Labs is a mobile, tablet, watch, TV and AR/VR app design, development and marketing firm. Being one of the premium mobile app development companies of USA, the company has partnered with entrepreneurs, enterprises and digital agencies to build over 100+ excellent apps. The firm for its exceptional iPad ap ... learn more about Blue Label Labs

    "Blue Label Labs is an incredible partner"
    Matthew Krause, Founder and CEO at at Bopdrop Inc.
    Visit website
    $100 - $149/hr
    50 - 249
    San Francisco,  California
  • Promatics Technologies

    Top Rated Web n Mobile App Development Company

    Promatics Technologies is a premier web and mobile apps development company. As a seasoned team of 150+ developers we have built a strong foundation of web and mobile app development processes with much matured and optimized engagement and delivery models. Whether its business analysis, UI/UX, development or QA ... learn more about Promatics Technologies

    "We are highly satisfied with the final results."
    Daniel Winton, Sales Manager at Microsoft
    Visit website
    < $25/hr
    50 - 249
    Los Angeles,  California
  • Appello Software

    Hire Leading Software Developers

    Email us: [email protected] Appello is a full-service software company that offers competitive mobile & web software development for enterprise and startup clients in Australia. We create award-winning apps, web-apps, and software products.  Our full-stack engineers, frontend engineers, UX/UI des ... learn more about Appello Software

    "Project management was very impressive."
    Theresa Buhk, Personal trainer at at F45 Training
    Visit website
    $25 - $49/hr
    50 - 249
    Los Angeles,  California
  • App Maisters Inc

    Web & Mobile App Development Services

    App Maisters Inc. is recognized as one of the Top Digital Solutions Providers in United States. Bringing Digital Transformation and Solutions to Startups, Enterprises & Government Agencies, App Maisters offers a wide array of business solutions to ensure clients achieve Sustainable Competitive Advantage using our e ... learn more about App Maisters Inc

    "Great Work. Professional Project Managers. Highly Recommended"
    Aniqua Tabassum, Human Resources Secretary at BRAC University Leadership Development Forum
    Visit website
    $50 - $99/hr
    10 - 49
    San Francisco,  California
  • datarockets

    We care

    datarockets is a product development company consisting of 30 in-house developers working remotely from Canada and Eastern Europe. Founded in 2014, datarockets have developed 35+ high-quality and scalable custom applications and software for startups and medium-sized businesses. datarockets builds long term relation ... learn more about datarockets

    "Speedy, communicative, and brilliant!"
    Lannie Le, TitlePartner, Executive Creative Director at Pixel Dreams
    Visit website
    $25 - $49/hr
    10 - 49
    San Francisco,  California
  • Digital Scientists

    Improving the human experience with AI

    We’re a software innovation lab with a team of designers & developers. Our Customer Experience and UX experts develop mobile apps (iPhone, Android, HTML5, hybrid), custom software, websites & digital platforms for modern devices: Mobile, digital display, internet of things. We leverage the latest framewo ... learn more about Digital Scientists

    "Digital Scientists represents a top-level company, from their communication to development!"
    BJ Pilling, Assistant Vice President at Huddle Inc.
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    $150 - $199/hr
    10 - 49
    Los Angeles,  California
  • Sidebench

    LA's Top Mobile App & Software Development Company

    Sidebench is an award-winning strategy, design, and development consultancy based in Los Angeles. We cater to innovative enterprise companies and top new ventures seeking product strategy, bringing them the strategic value of management consultants & experienced founders, the technical chops of expert data & sy ... learn more about Sidebench

    "iOS Mobile App Dev & Design for Health & Fitness Program"
    Lauren Jenai, Founder and CEO at Manifest
    Visit website
    $100 - $149/hr
    50 - 249
    Santa Monica,  California
  • Steelkiwi

    Crafted web and mobile solutions for your business

    SteelKiwi Development was founded in 2011 as a web development company. We entered the mobile development market in 2012. Ranked as one of the top application development companies internationally, we’re pleased to serve customers from all over the world. We provide end-to-end Android app development services; ... learn more about Steelkiwi

    "Professional team with creative approach"
    Nikola Ninkovi, Senior Manager Product Marketing at Merck Group
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    $25 - $49/hr
    50 - 249
    Belmont,  California
  • Merixstudio

    Creative Technologists

    We are a full-stack team of 200+ experts who build complex digital products for clients worldwide looking to outsource software development to professionals. Merixstudio’s key expertise is the delivery of high-quality and performant web applications and cross-platform mobile apps. Based on the needs of our cli ... learn more about Merixstudio

    "It is the best company to work with"
    Sebastien Guidoux, Chief Operating Officer (COO) at Star Sailors League
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    $50 - $99/hr
    50 - 249
    Los Angeles,  California
  • Mutual Mobile

    End-to-end app development, strategy, and design.

    For over 11 years, we've worked with brands to develop digital business solutions, apps, and products that change how people live and work. Today, as an emerging tech consultancy and design studio, we are the go-to strategic design partner for firms across industries. We are experts in building cloud-native solu ... learn more about Mutual Mobile

    "Mutual Mobile help us achieve a Top 10 App Store Rating!"
    Mike Mehlmann, Managing Partner, at BassForecast
    Visit website
    $150 - $199/hr
    50 - 249
    Los Angeles,  California
  • Neebal Technologies

    Making Possibilities Real

    Neebal, a technology solutions provider, has delivered top of the line solutions across Agro, Pharma, and BFSI verticals. Neebal aims to provide top tier services for API Integration, RPA, and advanced mobility with prime focus on Hyperautomation. Founded in 2010, Neebal is proud recipient of the Deloitte Technology Fa ... learn more about Neebal Technologies

    "Customer Centric and Reliable Vendor"
    Rohit More
    Visit website
    $25 - $49/hr
    50 - 249
    San Francisco,  California
  • CodesOrbit PVT LTD

    We Develop your Visions

    Codes Orbit is the organic collaboration between budding Entrepreneurs/business owners and the most highly respected programming team in the world. All aspects are covered, from start to finish mobile / web apps to complex AI development. Codes Orbit Australia has you covered. Talk to Australian owners and lets see you ... learn more about CodesOrbit PVT LTD

    "Excellent experience. The entire team is exceptionally professional and very attentive to client needs. Great problem solvers. Think and adapt quickly"
    Josh Burwick, Co-Founder & CEO at CaratX
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    < $25/hr
    50 - 249
    San Francisco,  California
  • Dedicated Developers

    Top Rated Mobile App and Web Development Company

    We’ve worked with 300+ startups, small to medium-sized enterprises and top brands from 15+ different countries. We've been empowering them with our digital intelligence and expertise over the past 10 years. We have successfully delivered 1000+ Swift and Agile web and mo ... learn more about Dedicated Developers

    "They delivered consistent high quality, carefully crafted content!"
    Damir Brajdic, Creative Director at | KREATIVHEAD
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    $50 - $99/hr
    50 - 249
    San Francisco,  California
  • INGIC

    Mobile App Strategy, Design, and Development

    Incorporated in 2012 and headquartered in California, Ingic is a mobile app strategy, design and development company that is focused towards high conversion rate through custom development. Backed by a team of talented and experienced professionals, the company crafts apps that provide robust and innovative mobile app ... learn more about INGIC

    "Very poor service "
    Dr.Elias Abboud, CEO & Founder at Lenizerยฎ
    Visit website
    $25 - $49/hr
    50 - 249
    San Diego,  California
  • Diffco

    Mobile apps powered by AI and Secure Architecture

    Diffco US, Inc. has been in business since 2008 with international arena exposure. We are one of the top mobile app development companies of USA with deep industry knowledge to bring your app vision to life. Our services include web and mobile design, software development, mobile applications (iOS and Android), MVP for ... learn more about Diffco

    "Outstanding mobile app development team"
    Ruslana Golunova
    Visit website
    $50 - $99/hr
    50 - 249
    Sunnyvale,  California
  • Appingine

    "Road to Victory-- With our dominant developers"

    ๐€๐ฉ๐ฉ๐ข๐ง๐ ๐ข๐ง๐ž is one of the best awards winning top mobile app development companies in the USA which guarantees your app to win a marketplace. ๐€๐ฉ๐ฉ๐ข๐ง๐ ๐ข๐ง๐ž designs impeccable web applications that help the company in branding and get featured in App stores. ๐€๐ฉ ... learn more about Appingine

    "Mobile App Dev related to preschool education."
    Bryan Rapazote
    Visit website
    $25 - $49/hr
    50 - 249
    Los Angeles,  California
  • JetRuby Agency LTD.

    We listen to Clients and then Build Great Apps

    BUILDING APPS IS EASY. We do that since 2010. CREATING SUCCESSFUL APPS IS HARDER. We do that too. There are two types of app developers on the market and one easy way to distinguish between them. FIRST TYPE: They take a quick look at your project specifications and tell you the price right awa ... learn more about JetRuby Agency LTD.

    "A top performing team, they never disappoint!"
    Adam Ludgate, Co-founder & Head of Tech at Aleta Inc
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    $25 - $49/hr
    50 - 249
    San Francisco,  California
  • Gecko Dynamics

    Experts in web & custom software development

    Gecko Dynamics is a custom software development company with headquarters and main development department located in Kraków, Poland. The company is specialized in development of custom web applications such as: SaaS products Business Process Management systems B2C portals Project recovery from poor p ... learn more about Gecko Dynamics

    "Diligent and dedicated partner!"
    David Mahoney, Founding Director at Executive Science
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    $25 - $49/hr
    10 - 49
    San Francisco,  California
  • Uptech

    Design & Development company - Apps for bold ideas

    Mobile and Web Development Studio. We help startups and companies build amazing products. Happy customers best tell about the success of our approach. "It's by far the best Android Development and non-US based I’ve ever had… and I've been doing tech for 20+ years" - say our happ ... learn more about Uptech

    "The best team I had worked with so far"
    Mahmoud Haji, Head Of Technology at Sprent
    Visit website
    $50 - $99/hr
    50 - 249
    Los Angeles,  California
  • Tepia Co

    Web and Mobile App development

    Tepia Co has been working with entrepreneurs and small business for 2 years now. We are a small company that builds custom web and mobile apps along with websites. Our team has over 30 years of tech experience. We already have great references and our portfolio is filled with quality work. Where other companies try to ... learn more about Tepia Co

    Visit website
    $100 - $149/hr
    2 - 9
    Los Angeles,  California
  • ConsultingWhiz

    Use Technology to Optimize, Scale & Grow 2x - 10x

    ConsultingWhiz is an ROI driven leading provider of Custom Software Development, Custom Mobile App Development, SaaS, ERP, IOT, Blockchain, AI and Software/Mobile management with clients from Startups to Fortune 500 companies.  Why choose us? Competition is stiff however our clients have told us we are ... learn more about ConsultingWhiz

    "CEO of get"
    Nina Guise-Gerrity
    Visit website
    $25 - $49/hr
    10 - 49
    Mission Viejo,  California
  • Binariks Inc

    We offer quality software development outsourcing

    Binariks is a software development outsourcing and consulting company headquartered in the USA with development centers in Ukraine. We leverage 20 years of IT experience to help startups and established businesses achieve success by creating winning products, teams and custom. We partner with various organizations r ... learn more about Binariks Inc

    "I'll definitely recommend Binariks to my friends"
    Andres Leon, CEO, Founder & Doctor at MedVisit Ltd
    Visit website
    $25 - $49/hr
    50 - 249
    Torrance,  California
  • Octos Global Solutions

    Software Development Company in California

    Octos Global has been building digital experiences for approximately 8 years. We are always looking ahead in the race by having a clear goal of delivering only innovative and exceptional apps to all of our clients. Octos specializes in Software Outsourcing Solutions for companies around the globe. Every project ... learn more about Octos Global Solutions

    "OG team is really listening to you, to the challenges you are facing"
    Fabrice Allain, Chief Executive Officer & Co-Founder at at HOPP Technologies, Inc.
    Visit website
    $50 - $99/hr
    10 - 49
    Anaheim,  California
  • Barefoot Solutions

    We Create Apps for Web, Mobile & IoT.

    Over the last decade, Barefoot has grown into a full-service interactive agency that creates and manages first-class digital products across a wide range of industries. Featuring a diverse team of UI/UX designers, software engineers, system architects and project managers, at Barefoot we pride ourselves on hard work an ... learn more about Barefoot Solutions

    Visit website
    $100 - $149/hr
    10 - 49
    San Diego,  California
  • TemaBit

    Keep it smart and simple!

    TemaBit is a solution provider that solves everyday enterprise challenges such as scalability, redundancy, down timing. We provide business intelligence analytics, packaged software products as well as SW development, database development, mobile application development, UX/UI Design, QA Services. We work with ... learn more about TemaBit

    "Bespoke software development"
    Radim Tvardek
    Visit website
    $25 - $49/hr
    250 - 999
    Lake Forest,  California
  • Sunvera Software

    Best Mobile App Dev Company In Orange County

    SunVera Software creates unique digital experiences for individuals, start ups, small businesses and Enterprise customers. These experiences span website development, designing and developing mobile apps, and building full stack Ecommerce sites. With traffic shifting towards mobile phone use, we focus on giving yo ... learn more about Sunvera Software

    "Great app development team"
    Dave Garrett
    Visit website
    NA
    10 - 49
    Irvine,  California
  • Worklab.io, Inc

    web, mobile and business solutions

    With expertise in all facets of web/mobile development- from conception to execution, Worklab.io can either augment your existing engineering team or deliver on your next great web application idea. With combined decades of experience in developing scalable and sustainable technical teams and products, Worklab.io can h ... learn more about Worklab.io, Inc

    Visit website
    < $25/hr
    2 - 9
    Burbank,  California
  • Troothy Mobile

    We build interactive applications that delight

    The Troothy Mobile team is a group of experienced designers and developers that are dedicated to creating dynamic and cost effective solutions for our customers. From conceptualizing your idea to app store deployment, Troothy assures not only to provide you with a quality product but to provide excellent support and sa ... learn more about Troothy Mobile

    Visit website
    NA
    2 - 9
    Los Angeles,  California
  • QArea Inc.

    Website/Product Development | CRM | QA โœ…CMMI โœ…ISO

    QArea is one of Ukraine’s leading software outsourcing companies, which is known and recognized in the world for cutting-edge, revolutionary service delivery, vast expertise in numerous technologies, including web, mobile and QA both manual & automated, 250 talented mobile app developers and testers who ... learn more about QArea Inc.

    "Posses impressive technical consultants."
    Peniela Finekaso, CEO at Infinity Plus One Ltd.
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    $25 - $49/hr
    250 - 999
    Beverly Hills,  California
  • eTeam

    The innovator's engineering team

    We've been building customer software for our clients, partners and our own products since 2016. Our team includes experts in JavaScript, Python and Ruby plus engineers with AWS certification. From UX design, project management to development and delivery, we’ve got the complete life-cycle of your custom soft ... learn more about eTeam

    "A crucial partner"
    Andrii Ponomarov, Team Lead at at InComm
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    $25 - $49/hr
    50 - 249
    San Francisco,  California
  • Creative27

    Have an app idea? Let's make it real.

    Fueled by excellence and founded on expertise, Creative27 is a pioneering app development and design powerhouse that has been making waves in the market. Featuring aesthetically creative and functionally distinctive products across platforms, we have certainly carved a new benchmark in the sphere of iPhone app developm ... learn more about Creative27

    "Highly recommend C27!"
    Peter Chen, Bridging communication gaps in the kitchen at Envision. Create. Execute.
    Visit website
    $150 - $199/hr
    2 - 9
    Los Angeles,  California
  • ArcTouch

    Mobile Apps & Connected Experiences

    ArcTouch helps brands connect more deeply with customers through custom experiences for mobile phones, tablets and smart things. We transform app ideas into experiences for a wide range of connected devices you hold in your hand, wear on your wrist, and use in your home and car.  We like to exchange ideas with ... learn more about ArcTouch

    "Designing an app that fits for a luxury experience."
    Jonathan Levey, Senior Digital Marketing Manager at Flexjet
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    $100 - $149/hr
    50 - 249
    San Francisco,  California
  • Linebreak

    THE DEVELOPMENT STUDIO FOCUSED ON WORKING WITH YOU

    We are a group of artists, engineers, and product creators who enjoy working together to create things that people will really enjoy. We create clean and innovative mobile and web applications that will impact people's lives in meaningful ways.  We work with you from start to finish, from the creation of a bra ... learn more about Linebreak

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    NA
    2 - 9
    Los Angeles,  California
  • Asap Developers

    Software engineers you can trust

    asap developers is a San Francisco App Development company. We specialize in web and mobile app development for iOS and Android. With our team of engineers and designers we’ve developed awesome MVPs for many startups and San Francisco Bay Area companies. asap developers software engineers you can t ... learn more about Asap Developers

    "Video player extension"
    Craig Lytle, Chief Business Officer , Founder at at WaveOne, and AmperVue
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    $50 - $99/hr
    10 - 49
    San Francisco,  California
  • Mobile Giant

    Marketing for a Digital World

    Mobile Giant is a digital marketing agency based in Los Angeles, CA. Our services include web design, reputation marketing services, local SEO (search engine optimization), and lead generation for local businesses. In this ever-changing world of technology, we focus on proven digital marketing strategies that actually ... learn more about Mobile Giant

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    < $25/hr
    2 - 9
    Los Angeles,  California
  • Yeti

    We Build Legendary Experiences

    We are Yeti, a San Francisco based development studio dedicated to creating great user experiences that satisfy the business needs of our clients. We specialize in cross-platform applications that excel in mobile and web environments using an open-source, cloud-based development platform. Our system enables quick and c ... learn more about Yeti

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    $150 - $199/hr
    10 - 49
    San Francisco,  California
  • Bee Techy

    PLENTY OF OPTIONS TO SUIT YOUR NEEDS.

    Bee Techy specializes in designing, developing, and implementing custom software for winning companies. In over 9 years we’ve helped over 150 clients find new revenue sources, improve customer retention and ship new features faster. Each time getting better at what we do and how we do it. We deliver with pr ... learn more about Bee Techy

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    NA
    2 - 9
    Los Angeles,  California
  • Rodeo Apps

    In the World of Technology, We make a Difference!

    Rodeo Apps is a leading app development company in Los Angeles. It has a team of award-winning app developers who are experts in building customized applications, software and web apps.   Get in touch with Rodeo Apps to know more. ... learn more about Rodeo Apps

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    $50 - $99/hr
    2 - 9
    Los Angeles,  California

Smartphone technology is booming. With Internet and various kinds of apps available in App Stores, the world is now at your fingertips! With more advancement in this technology such as VR and AR, wearable tech, IoT, chatbots and others – we will get to see app market growing even more rapidly. App revolution has transformed the way global companies work and reach out to their customers. This has made even SMB’s and local businesses build an Android app or iPhone app to market their business.

Today, California is one of the world’s largest app economies as large number of companies and start-ups based in California are opting for app route for their company growth. To attract this huge client-base, thousands of app development companies in USA with offices in California are claiming to be the best mobile app development services provider. To help prospects solve this complex puzzle and pick the right firm for their iPhone app development project or Android app development project, GoodFirms have listed the market leading mobile companies in USA.

The highlighted mobile app development companies in California are ranked based on GoodFirms' research methodology that maps each company based on their Quality, Ability, and Reliability to deliver cutting-edge app solutions to their clients. The companies are ranked after the deep and detailed oriented assessment of critical parameters like company’s experience in app design & development, portfolio strength, industry experience, reviews and ratings given by clients and several others.

Visit our ‘Research’ page to find the best mobile app development companies in California. If you think we have missed any mobile app development company in California that deserves a spot in our ‘Directory’ listing, share with us the details of that firm!