Top 100+ Mobile App Development Companies in California

300+ realized projects

15+ countries

300 000 hours of development

96% happy customers

100% developers with a Master's Degree in Computer Science

You need the best result. You will get it. With us.

Diffco is a Silicon Valley-based development company specializing in providing businesses with teams of senior developers to drive their success in the market. With more than 15 years of experience in mobile, web, and AI development, we offer robust software solutions to help you launch, support and accelerate your business.

Orangesoft is a mobile & web application development company. We started guiding companies into mobile and web development in 2011 and have successfully delivered more than 300 digital products ever since.

At AWSMD, we specialize in creating exceptional user experiences through our expertise in UI/UX design. Our team of skilled designers is dedicated to crafting visually stunning and intuitive interfaces that engage users and drive business growth.

Transform your ideas into reality with Frenchy Digital. We are the software development firm of choice when it comes to entrepreneurs, startups, and innovating enterprises looking to create impactful apps that act as industry movers. Our team of experienced engineers is fully equipped to take your project from concept to completion, ensuring you get the best results possible in as little time.

Cqlsys Technologies is a leading and successfully running web design, and mobile application development service provider company that has world-class custom development resources and also highly qualified professionals. We are focused on innovation and creativity to lead the change, since its advent in 2011.

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 designers and industry-leading project managers are ready to take your project to the next level.

Magneto is an award-winning eCommerce agency. Our core competencies lie in developing market-leading end-to-end B2C, B2B eCommerce solutions development, ERP, CRM integration & Digital Marketing. From creating strikingly beautiful web stores to innovative mobile applications, our team uses the agile methodology to develop industry-leading User Interfaces to deliver the perfect experience to the end-user.

Software Development & Design for Innovative Companies

Digital Product Development & Innovation | Product Design & UI/UX/CX | Data Insights & Artificial Intelligence | App Modernization & Cloud Migration

Closeloop Technologies, is one of the best web and mobile app development companies that cater to all your technology-related business needs, including innovative mobile application development, AI-powered products, Salesforce, NetSuite VR/AR development, chatbot development, data analytics, and customized web development for your business.

Stateside is an award-winning creative & technical Staff Augmentation agency that provides premium talent services in the United States. We build your digital team so you can focus on building your business.
We are headquartered in Los Angeles, California with offices in Costa Rica.
We have been featured as the Top Mobile App Development Company in Los Angeles in 2020 and 2021.

We design and develop technology products and platforms that give you a distinct digital advantage. Our clients get a wide range of ROI-driven solutions infused with our technical and strategic excellence.

AIS Technolabs is a seasoned software development company specializing in mobile and web app development, driving digital transformation for businesses worldwide. Our 520+ Agile developers excel in crafting bespoke solutions for iOS & Android app development, CRM, DevOps, Cloud, and E-commerce. With unmatched strengths in Testing, QA Services, and 24/7 IT Support, we've got you covered with comprehensive tech solutions.

Sibedge is a globally distributed software engineering company that puts people first. For over 15 years, we have successfully implemented over 350 projects across more than 27 countries. With headquarters in Australia and teams of highly-trained engineers around the world, Sibedge delivers high-value services to empower clients digital transformation and strengthen clients' software solutions. Sibedge service architecture combines both product- and project-minded development disciplines. The service architecture offers five services that have an agile partnership at their core.

Solvd, Inc. is a global software engineering company with 12+ years in business that has successful cooperation cases with big names like Under Armour, MyFitnessPal, Nerd Wallet, and more. The company works for finance, healthcare, hi-tech, retail and transportation industries.

Vention is a global software engineering leader known for scalable technology. With HQ in NY and 20+ offices, we offer access to 3,000+ engineers worldwide. Partnering with tech enterprises, startups, and innovators, we align with in-house teams to accelerate product vision, innovation, and scaling.

Imaginary Cloud is a Software Development and UX/UI Design company that has helped build and launch more than 300 web & mobile applications worldwide together with industry leading clients such as Nokia, Thermo-Fisher and BNP Paribas.

With more than 10 years of experience, Imaginary Cloud entered the international ranking of the Top 100 Fastest Growing Companies and Top 1000 Global Companies in 2020 by Clutch and then won UK´s Top B2B Company in 2021. Offices in PT, UK and US.

ITRex is an IT consulting and software development company that creates and transforms products, services, and enterprises to drive business growth today and into the future.

Artificial Intelligence. Augmented Analytics. Machine Learning. Big Data. Robotic Process Automation. Over a decade, the company has applied in-depth expertise in a wide range of technologies across focus industries – FinTech, Retail & Ecommerce, Healthcare & Biotech, Transportation & Logistics, Entertainment & Media. The team has delivered hundreds of game-changing solutions to Fortune 500 giants, enterprises, and startups.

ITRex turns technology innovation into market-ready products and solutions to help businesses gain a competitive edge, increase operational efficiency, and maximize profits.