Top App Developers in California
Are you looking for a top mobile app development company in California, United States? Here is the list of top mobile app developers in California (Android & iPhone) with verified client reviews & ratings. Since California is the heart of the USA’s technology industry, thousands of app development companies exist there. This makes it difficult for budding entrepreneurs to pick a reliable and efficient hiring mobile app agency for their project. To make things easier for prospects, Goodfirms has prepared a chart of iconic companies that provide excellent mobile app development services in California, focused on ‘iPhone app development in California’ and ‘Android app development in California.’
List of Top Mobile App Development Companies in California
-
Devyar is a creative digital agency dedicated to transforming ideas into impactful digital experiences. We specialize in website development, logo design, branding, mobile app development, ERP systems, POS solutions, and custom web-based applications. Our mission is to help businesses grow through innovation, design excellence, and technology-driven solutions. With a focus on creativity, quality, and client ... read Devyar reviews & insights
$50 - $99/hr10 - 492015Sacramento, California -
With over 12 years of experience, we're an award-winning digital agency dedicated to helping our clients succeed. Since we started in Taylors, South Carolina in 2013 and expanded to San Diego, California, we've been driven by a passion for delivering exceptional results. We believe that great communication is key to exceeding expectations and creating unforgettable ... read Brandrums reviews & insights
$25 - $49/hr10 - 492017San Diego, California -
Founded in 2007, NerdTek Inc. has established itself as a global leader in software services, offering cutting-edge technology solutions across diverse industries. As an ISO-certified, mid-sized IT company, we are dedicated to delivering innovative business solutions that drive digital transformation and enhance brand presence.
NA2 - 92007Rancho Cucamonga, California -
MH Digital Solutions is an AI-powered digital marketing agency, excelling in SEO, web & mobile app development, cloud solutions, IT consulting, business analytics, and performance marketing. We fuel business growth with proven results: 300% organic traffic surges, $2M AI savings, and 400% ROI campaigns. Google Partner-certified for transformative, data-driven digital strategies.
< $25/hr10 - 492018San Jose, California -
We Are A Global Creative Agency, When seeking the ideal team to construct your website, several factors come into play. Ultimately, you desire an attractively designed site at a reasonable cost, one that not only draws traffic but also converts it into valuable leads or sales. Website Design hive is the answer. Regardless of your business ... read Website Design Hive reviews & insights
$50 - $99/hr10 - 492020Campbell, California -
Roxosoft is an innovative custom software development agency based in the United States, known for delivering tailored software solutions that meet complex needs. With extensive experience designing and developing enterprise applications, automation tools, and advanced engineering solutions, Roxosoft leverages modern trends and methodologies to ensure top-notch results. Its team consists of highly qualified developers with ... read Roxosoft LLC reviews & insights
$50 - $99/hr10 - 492008Sunnyvale, California -
Website Optimax delivers custom web design, development, and optimization solutions tailored to your business goals.
< $25/hr50 - 2492025San Francisco, California -
We Build What Moves Your Business Forward. At Galaxy Systems, we turn ideas into measurable growth. We begin with a free consultation and comprehensive audit to identify opportunities, eliminate inefficiencies, and define a clear strategy tailored to your goals. With our head office in the USA and branch in Armenia, we operate with international standards ... read Galaxy Systems reviews & insights
$25 - $49/hr10 - 492023Los Angeles, California -
The Tech Designers is a results-driven digital agency dedicated to helping businesses establish a powerful online presence. We specialize in custom web design and development, mobile app development for iOS and Android, search engine optimization (SEO), social media marketing, and ongoing website maintenance. Our approach combines creative design, strategic thinking, and advanced technology to deliver ... read The Tech Designers reviews & insights
$25 - $49/hr50 - 2492022Los Angeles, California -
The Coding Company is a software development agency based in Lahore, Pakistan, delivering high-quality digital solutions to clients worldwide. With a team of 40+ experienced engineers, we specialize in building web and mobile applications, custom software systems, and enterprise-grade platforms that solve real business problems. We work across modern technologies including AI, IoT, and blockchain, ... read The Coding Company LLC reviews & insights
$25 - $49/hr10 - 492022Tracy, California -
Ambsan Digital is a dedicated full stack development company that helps businesses build a stronger and more meaningful online presence. Our team specializes in web development, UI/UX design, branding, and performance-driven marketing, but what truly sets us apart is our focus on people, your customers and your goals. We combine creativity, smart strategy, and technical ... read Ambsan Digital reviews & insights
$25 - $49/hr50 - 2492025Huntington Beach, California -
Our mission is to provide high quality engineering services to small and medium sized companies at the lowest cost. We utuilize software developers in Eastern Europe with local (US) project management. This virtually eliminates the business risk and insures that you recieve the best servcies for the money. We develop mobile apps, IOT devices, Front ... read TechFlex Development reviews & insights
$50 - $99/hr2 - 92015Newport Beach, California -
New Digital IT Inc. is forward thinking bringing in a new innovative approach to delivering Integrated Digital Solutions and putting these smarter solutions to work for our customers. We are focused on rendering a smarter Omni-Channel Digital Solutions in an environment where point solutions are randomly embraced and not well-integrated. New Digital brings an integrated ... read New Digital IT Inc. reviews & insights
NA50 - 249Pasadena, California -
We are RDKmedia, a digital marketing agency specializing in SEO, web hosting, web site management, and search engine optimized copywriting. Our offices are in San Francisco, California, and our solutions are global. We’re passionate about getting your website’s pages to consistently appear at the top of search rankings. Whatever your goal is—branding, sales, reputation management, ... read RDKmedia reviews & insights
< $25/hr2 - 92015San Francisco, California -
Brimar Online Marketing is a full-service digital marketing agency located in the San Francisco Bay Area. The founder is Isaias Flores who founded the business some years ago. We have built many websites for different brands and industries like automotive, travel, cleaning, events, and much more.
$50 - $99/hr2 - 92010San Francisco, California -
VMO America is a subsidiary of VMO Holdings, an IT company that provides services to companies in North and South America. It was founded in 2021, in the US under the name VMO US LLC which is based in Santa Clara in Silicon Valley. After 2 years of operating in the US market, VMO expanded ... read VMO America reviews & insights
$25 - $49/hr1,000 - 9,9992012San Jose, California -
Bitmatica began its journey over nine years ago to help organizations worldwide build great products. We believe the best products come from an incredible team who care deeply about every single detail, from each customer it serves to every line of code it’s powered by. Our passion for great products and even greater outcomes has ... read Bitmatica reviews & insights
$200 - $300/hr2 - 92012San Francisco, California -
Beyond, Next Fifteen's digital consultancy, was founded in September 2010 by bringing together the different skills of content analytics experts, Context-Analytics, the digital creative talent of Type3 and the communications/PR expertise of Project Metal.
$200 - $300/hr50 - 2492010San Francisco, California -
SoftBistro is a boutique software development company providing an extension to your in-house team of developers. Staffing your projects with additional full-time resources and dedicated teams, we build each team around your specific needs. Our offering is dedicated, full-stack teams that specialize in Java, .Net, RoR, Php, JavaScript, iOS, Android, DevOps, Big Data and Bussiness ... read SoftBistro reviews & insights
$25 - $49/hr50 - 2492009San Francisco, California -
We Bridge the ‘Gap’ between your great ‘Idea’ and amazing ‘Software’. We exist to transform your great ideas into delightful Software. It is our mission to understand your Business and deliver Custom Software that grows your business.
$50 - $99/hr2 - 92006San Diego, California -
The Gold Standard concludes, and implements the most fitting digital strategy for business objectives unique to a company's industry, business model, product and market penetration. We standby proven methodologies and industry best practice accepted superior based on results. The Gold Standard in Digital is a commitment to our client-partners to use the best knowledge, standards, ... read Orogamis.com reviews & insights
$150 - $199/hr2 - 92016Palo Alto, California -
Best website designing and development services at Qdexi Internet Marketing Agency under guidance of web developers and digital marketing experts. We assure clients for quality image of website on internet by means of trending market strategies.
NA10 - 492014California City, California -
Xebrium Inc Xebrium, with the principal business office in San Jose CA, along with its wholly owned product development subsidiary Xebrium Software Pvt. Ltd., with an office in Pune, India, have developed a strong expertise in designing, developing and deploying enterprise based application and products.
NA50 - 249San Jose, California -
Digital Attic has been pioneering innovative web and multimedia solutions for clients from Fresno and Clovis to Los Angeles and beyond. We consider ourselves a versatile resource and an extension of our clients’ staffs. We have the experience and creativity to help market your business effectively without busting your budget. Simply put: We help your ... read Digital Attic reviews & insights
NA2 - 91992Clovis, California -
SecureForSure Inc has been launched with a clear vision to become multi-skilled and multi-dimensional IT service providers with a focus on high-end strategic solutions and with the ultimate aim to evolve and become a leading One-Stop internet strategy consulting company.
NA2 - 92016Fresno, California -
WorldLight Media is a Strategic Branding and Web Design company committed to providing excellence in client service. As entrepreneurs ourselves, we understand the ins and outs of running a business. That’s why we’ve made it our core value to provide the best value for your money. Our goal is to build your company a lucrative ... read WorldLight Media reviews & insights
NA2 - 92005Fresno, California -
We are a creative and innovative website design, branding and development agency in Fresno, Ca that combines a distinct understanding of marketing strategies, with an expertise in project delivery and communication. We specialize in custom mobile application development, website design, website development, e-commerce, web-based applications, social networks, and online marketing.
NA2 - 92010Fresno, California -
MC Solutions is a complete full-service marketing and design company with extensive experience in business development and promotion. Our goal is to craft the look and feel of your company to stand out and deliver the message that speaks to the needs of your customers.
NA2 - 92009Fresno, California -
The Engine is more than an integrated creative agency. We’re more than the sum of our parts. We’re a tribe of creators and strategists, builders and collaborators, learners and students. Over the past eight years, we have built a reputation of collaborating with our clients to push the boundaries and create inspiring work.
NA10 - 492008Santa Rosa, California -
Coding Pixel is a leading software, mobile and apps development enterprise based in the United States, serving clients globally. Our exceptional team of 150+ developers, designers and engineers has digitally transformed countless businesses and have served distinguished clients in the social networking, e-commerce blockchain, insurance, health, fitness, online dating sectors. Some of our milestones include ... read Coding Pixel reviews & insights
$100 - $149/hr50 - 2492016Santa Rosa, California -
1stWave Interactive provides UX design and branding for desktop and mobile applications. When emerging trends and technologies are in alignment, visionaries see the opportunity to fill a need — to reinvent their field, to be first to market. If that's you, we want to collaborate to make the new and complex user-friendly and beautiful. You ... read 1stWave Interactive reviews & insights
NA2 - 92010Santa Rosa, California -
PreXa Media is a marketing guidance and digital media production company that specializes in using the latest in media technology. We produce content to enhance your brand image, empowering your business to connect with your clients more efficiently and effectively. We not only develop your digital media but guide you through the entire process, from ... read PreXa reviews & insights
NA2 - 92015Santa Rosa, California -
For over 15 years, North Bay Networking has been providing professional Web and Information Technology services and solutions to the Bay Area. We provide diversified knowledge in website development, database development, mobile app development, computer networking, hardware, software, and cloud-based information systems. Collectively we have developed, maintained or administered thousands of different programs and software ... read North Bay Networking Group reviews & insights
NA10 - 492010Santa Rosa, California -
We're a global group of strategists, designers, and engineers building notable brands and premier digital experiences that captivate users worldwide. Our unified approach ensures scalability and consistency across all brand touchpoints by building robust design systems. We differentiate ourselves from large agencies where junior talent typically handles most of the work, and interactions with design ... read Clay reviews & insights
$25 - $49/hr10 - 492016San Francisco, California -
We help brands set a new standard. Your next giant leap leans on more than metrics, channels, and platforms alone. It requires a pitch-perfect mix of strategic precision, deeply human thinking, and creative prowess. Archetype is a global agency working across the field to build brands that attract, brands that offer a unique position and ... read Archetype agency reviews & insights
$25 - $49/hr10 - 492015San Francisco, California -
Fission Labs is a Software Product Development & Services company delivering high-end solutions primarily in the areas of highly scalable cloud applications and analytics for large sets of data. Few of the challenges we are working on are scaling an application to support 150 million users, real-time bidding with response time requirements of 100 ms ... read Fission labs reviews & insights
$100 - $149/hr50 - 2492008Sunnyvale, California -
At Inova Technologies we have been delivering reliable end-to-end business solutions since 2008 backed by technology expertise and proven processes. We are driven by passion, dedication, commitment and valued experience that translates into successful deliverables and high customer satisfaction.
$50 - $99/hr2 - 92008Calabasas, California -
It's On Media is a mobile app and web development agency that combines cutting-edge technology with innovative design to craft exceptional digital solutions for businesses of all sizes. It's On Media specializes in creating custom mobile applications and web design & development that are not only visually captivating but also highly functional and user-friendly.
< $25/hr50 - 2492014Fresno, California -
MagicByte Solutions is a which has been successfully rendering indispensable services to carry out designing, development and promotional activities for a wide spectrum of businesses. Here, we comprehend and visualize the expectations of our valuable clients to diagnose the pitfalls that hinder their business growth and henceforth offer related services and marketing strategies to bring ... read Magicbyte Solutions PTY LTD reviews & insights
< $25/hr50 - 2492017Elk Grove, California -
Left Field Labs is a company founded with the understanding that technology is pushing humanity towards a new era of art, culture, and commerce. We approach our work not only to achieve a business goal, but as a way to bring technology more into harmony with the human experience. Our mission is to positively influence ... read Left Field Labs reviews & insights
NA50 - 2492008Culver City, California -
Neova Solutions, a Product Startup Specialists based in Santa Clara, California as Headquarters and Pune, India as Development center; working on IoT, AI & Machine Learning, Mobile Apps, Cloud Services and Network Security based projects with top Silicon Valley companies and Fortune 500 to well-funded US-based Start-Up Co.s. We at Neova Solutions, are uniquely qualified ... read Neova Solutions reviews & insights
NA10 - 492007Santa Clara, California -
Elexoft is a top software house in Pakistan. We offer our services in web development, web designing, crm system, digital marketing and mobile apps development.
$25 - $49/hr10 - 492015City of Commerce, California -
Laitkor is a software services and product company that has been lucratively rendering its constructive services to clients worldwide. We began with zest in 2004 and since then we have incessantly been providing business enterprise & custom applications, infrastructure management, business process outsourcing and top-notch engineering services. With an offshore software development center and accompanied ... read Laitkor InfoSolutions Pvt. Ltd. reviews & insights
NA50 - 2492004Cupertino, California -
With 1000+ successfully delivered projects for clients such as Go plc, Amika, Tom Ford, Burberry, Boost.ai, GTO Lab, Dr. Oetker, Aveda, T-Mobile, and La Mer, Master of Code Global stands among the leading AI development companies with a strong product mindset. For over two decades, we’ve been designing and developing world-class digital experiences that have reached more ... read Master of Code Global reviews & insights
$50 - $99/hr50 - 2492004Redwood City, California -
Tecordeon is one of the fastest-growing software development and outsourcing companies providing comprehensive software solutions to its clients. The company specializes in offering Mobile Applications Development, Web Application Development, Rich Internet Application Development, System Integration, Software Testing, and Validation Services and more. Also, Tecordeon has industry-specific software expertise in Technology, Entertainment, Healthcare, Media, Financial and ... read Tecordeon Inc reviews & insights
$25 - $49/hr50 - 2492007Calabasas, California -
Definity First is a software development firm headquartered in California with 18+ years of experience, we are a leading professional I.T. service provider of advanced enterprise-grade solutions for some of the most important companies and organizations worldwide. Some of our biggest clients have been with us for more than ten years! Empowered by our creativity, skills, ... read Definity First reviews & insights
$50 - $99/hr50 - 2492004San Diego, California -
Digital Marketing Trade is one of the top agencies for digital marketing services. It is based in the USA, it serves businesses to get good sales with a reliable marketing campaign all around the globe.
NA250 - 999San Francisco, California -
StaffShaw (Pvt) Ltd is a leading name in the web, software, and mobile app development industry. Our mission is to develop top-tier digital solutions for today’s tech-driven businesses. We are the solution providers to your business. Our highly professional team is trained to meet the challenges that organizations face by providing distinguished software services. With ... read StaffShaw (Pvt) Ltd reviews & insights
$50 - $99/hr50 - 2492018Westlake Village, California
Confused about which partner to choose?
Let our experts study your requirements and send a curated list of trusted companies.
Get a shortlistWhy Trust Goodfirms
Goodfirms is the world’s leading reviews and ratings company featuring 110,000+ tech companies from across the globe, complete with 80,000+ humanly vetted client reviews, detailed portfolios, hourly rates, employee strength, and more to help you choose your perfect tech partner.
Humanly-Vetted Client Reviews
Our researchers have personally vouched for the authenticity of 80,000+ client reviews by speaking directly with clients, cross-checking project details, timelines, and results to ensure 100% credibility.
Data-Driven Rankings
Data powers our company listings. Every company listed is evaluated based on its expertise, experience, market presence, reviews, and client satisfaction rate, which helps buyers confidently choose the right tech partner.
Global Trust & Recognition
Goodfirms is trusted by 110,000+ businesses in 160+ countries to connect with reliable tech partners. Our reputation is built on 80,000+ verified reviews and rankings you can trust.
Transparency In Detail
From verified client reviews and portfolio highlights to service focus and pricing, Goodfirms provides a 360-degree view of every company, helping 2+ million monthly users find the perfect tech partner.
Trending insights from Goodfirms
Valuable insights from top experts accelerate decision-making.
How to Start a Neobank: Step-by-Step Guide for 2026
Planning to start a neobank in 2026? Explore this step-by-step guide covering licensing models, tech stack, compliance, costs, revenue strategy, and key challenges to launch and scale your neobank successfully.
Neobank App Development Cost in 2026: Full Breakdown
This article covers complete information about Neobank app development cost. It includes full breakdown that can help you make smart decisions relating to outsourcing your project to the right Neobank app development company.
UK Mobile App Strategy 2026: 5 Key Trends Driving Business Growth
AI-driven, AR-powered, and 5G-connected mobile apps are changing how UK businesses work. Here are the 5 key trends leading the shift.