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.
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Best California Mobile App Developers
All agencies on DesignRush undergo evaluation based on professional expertise and verified client reviews. Please note that certain placements are paid partnerships.
Enterprise-grade Solutions
We work with world-class startups, businesses, and institutions as part of an exceptional team of software engineers and technology wizards. [... view Programize LLC profile ]- Location
- Riverside, California
- Number of Employees
- 100 - 249
Complete IT & Digital Service Solutions
California, United States: ConstantMD Inc. ConstantMD, which began operations in 2011 and has worked with more than 100 clients globally, is one of the most well respected offshore software development service providers on the market for its exceptional quality and dedication to innovation. To satisfy the [... view ConstantMD Inc. profile ]- Location
- Riverside, California
- Number of Employees
- Under 49
Empower Your Business With Custom Marketing Solutions.
Kampp Technology & Marketing as the Internet Marketing Company in Orange County, We Implement A Marketing Strategy Specifically For your Business Needs , We do not take one solution fits all approach so with us you are getting 100 % Tailored and customized Internet Marketing Solution which seamlessly [... view KAMPP Technology And Marketing profile ]- Location
- Laguna Hills, California
- Number of Employees
- Under 49
- Minimal Budget
- Under $1,000
Empowering Innovation, Connecting Excellence
FACTn Software, your trusted partner in software engineering outsourcing solutions. Founded with a passion for technological innovation and a commitment to excellence, FACTn Software is dedicated to providing top-tier software engineering talent to companies in the Scandinavian region and beyond. [... view FACTn Software profile ]- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $1,000 - $10,000
Crafting User Experiences That Inspire.
Hey there! My name is my name is Eduardo Sebastian Paz, I'm an Interaction Designer and Computer Science Technologist based in Los Angeles. My goal is to create impactful and emotional experiences, both digitally and in the real world, to contribute to a better future for all. [... view Eduardo Sebastian Paz profile ]- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Portfolios Count
- 1 Project Listed
Helping Our Partners Build Scalable Digital Brands
At Almost Digital, success is more than a milestone its our mindset. Were a collective of bold, creative women driven by passion, proven skill, and an uncompromising commitment to excellence. [... view Almost Digital profile ]- Location
- San Diego, California
- Number of Employees
- Under 49
- Portfolios Count
- 1 Project Listed
Mobile App and Web Designing Company in California
At Raindrops Infotech, we prioritize your success through expertise, innovation, and unwavering support. Our skilled team customizes solutions that align with your vision, ensuring you achieve your business goals efficiently. Let us partner with you on this journey! [... view Raindrops Infotech profile ]- Location
- Garden Grove, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
For Seamless Collaborations
OutsourcingDev is your expert partner in outsourcing services. Founded by a seasoned data Engineer, we offer customized and high-quality solutions. Our comprehensive services cover the entire development lifecycle, and we specialize in assembling dedicated development teams for seamless collaboration. [... view OutsourcingDev profile ]- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $55/hr
- Minimal Budget
- $10,000 - $25,000
Bridging the Gap Between Business and Technology
Rare Crew is a custom software development company with over a decade of experience. Rare Crew develops custom solutions for all kinds of business, from multinational organizations to start-ups looking to grow their business. [... view Rare Crew profile ]- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
IT Solutions for your Business
Chiron LLC is the IT Consulting Company which focuses on the Web Development; Custom Web and Mobile Solutions built on OutSystems; Building Collaboration environments with Business Processes automation and integration of different application between each other. [... view Chiron LLC profile ]- Location
- Irvine, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $106/hr
- Minimal Budget
- $10,000 - $25,000
Enable, innovate, transform
A team of Tech-savants focused on simplifying complexities in the technology realm. We combine our technical expertise with product mindset that helps Enterprises to strengthen and transform their business by providing state-of-the art software development services. [... view Agile Soft Systems profile ]- Location
- Fremont, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $10,000 - $25,000
We Build, Grow & Transform Brands
Keeks is a creative agency focused on storytelling and design, specializing in developing innovative, thoughtful, and immersive print and digital experiences that seamlessly integrate across a brand's entire ecosystem. [... view Keeks Creative profile ]- Location
- San Diego, California
- Number of Employees
- Under 49
- Portfolios Count
- 1 Project Listed
We Bring Ideas To Life
Andrew Baygulov specializes in product and visual design, combining strategy, aesthetics, 3D visualization, and motion design to transform initial concepts into products that people genuinely enjoy using. [... view Andrew Baygulov profile ]- Location
- San Francisco, California
- Number of Employees
- Under 49
- Portfolios Count
- 1 Project Listed
Orange County Web Design
GreatLike Media is the leading Orange County web design, SEO and digital marketing company since 2009, located in orange, California, we specializes in custom website design, web development, wordpress design, digital marketing, search engine optimization, PPC, SMM, content marketing.... [... view GreatLike Media profile ]- Location
- Orange County, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 3 Projects Listed
Software Development and Cloud Technology Company
We’re a solution-based technology company with a focus in cloud transformation, software development and big data analytics services based out of California. We combine the love for engineering and big data to scale projects and help businesses grow. Our passion for technology drives results-based solutions [... view Jaxel profile ]- Location
- Pleasanton, California
- Number of Employees
- Under 49
- Minimal Budget
- $10,000 - $25,000
Creating digital reality!
Headquartered in Munich, Germany, intive is a leading global digital services company that collaborates with industry leaders to accelerate digital transformation for future products and services. [... view Intive profile ]- Location
- Santa Clara, California
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $99/hr
Driving the Digital World Forward
Metamins specializes in creating high-loaded web solutions, mobile applications, and IoT technologies. As a preferred partner for innovation-oriented companies, we provide best-in-class R&D services, extending our clients' reach to millions of users worldwide. [... view Metamins profile ]- Location
- Burlingame, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $10,000 - $25,000
Innovate, Iterate, Impress
With an unwavering commitment to excellence, we have cemented our position as the go-to agency for innovative and groundbreaking digital marketing solutions. At IDG, we possess a definite belief in the power of brand elevation and transformative growth. Our team of experts, armed with unparalleled expertise [... view Infinite Digital Group profile ]- Location
- Concord, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $120/hr
- Minimal Budget
- $1,000 - $10,000
Design. Build. Experience.
Britelite Immersive is a creative technology agency that places people and brands at the center of immersive and interactive experiences. [... view Britelite Immersive profile ]- Location
- San Francisco, California
- Number of Employees
- Under 49
- Minimal Budget
- $50,000 & Up
Branding That Speaks for Itself.
Trusted by clients from around the world, Ikigai has been standing out for over decade [... view Ikigai Branding Agency profile ]- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Global Digital Consulting Company. Adobe Commerce, Salesforce, OutSystems, Microsoft Development
Global Digital Consulting Company. Adobe Commerce, Salesforce, OutSystems, Microsoft Development
Ranosys is an CMMI Level 3 Global Digital Consulting Company headquartered in Singapore with international footprints in the UK, US, Middle East and APAC regions. With our progressive vision, and relentless dedication- we’re on a mission to help our clients achieve their Tomorrow, Today. Combining the [... view Ranosys Technologies profile ]- Location
- Santa Clara, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $25,000 - $50,000
Create Value With Us
After a discovery process, we map business and technical requirements to provide solutions that create value for our clients and to their customers. [... view Stylers Group profile ]- Location
- Oceanside, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
Build Your High Tech Remote Teams in 24 Hours
VinnCorp is the best Digital Transformation Firm, with a wide range of services being offered to the clients like Web Development, Enterprise systems, Social Media Marketing, UI/UX Designing, Mobile App Development, and System Integration performed by the core team with years of experience. [... view VinnCorp profile ]- Location
- Elk Grove, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
Connecting Hotels & Affluent Guests Globally
HMC is the worlds leading provider of outsourced database management and loyalty marketing programmes for premium hotel organizations. Our core competencies are the creation, implementation, management and marketing of custom-made programmes designed to drive incremental revenue and profits into each partner [... view Hospitality Marketing Concepts profile ]- Location
- Newport Beach, California
- Number of Employees
- 250 - 499
Turn Opportunities Into Success.
Digital Marketing and Creative Consulting - strategy, technology, and design are the cornerstones of developing user experiences that support your needs and strengthen your business. [... view Venice Solution profile ]- Location
- San Mateo, California
- Number of Employees
- Under 49
AKOS - Custom software development and consultancy services
AKOS is a leading development agency for growth-stage organizations in high-impact industries. We help our clients achieve their goals through our expert development solutions. [... view AKOS profile ]- Location
- San Diego, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $25,000 - $50,000
Leading UI/UX design experts
We are a product design studio with the power to change the world by improving the entire design process within organizations. [... view Slick profile ]- Location
- San Jose, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $10,000 - $25,000
Leading Software Development Firm
One-stop shop for IT software development (web & mobile) with offices in Malaysia and Romania. [... view YOPESO profile ]- Location
- San Mateo, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $25,000 - $50,000
Innovative Software Solutions for Your Business
Sweetsoft is a client-oriented software development and outsourcing company that specializes in web, mobile and desktop app development, data science, QA & Automated testing, bot development and UX/UI services. With a presence in Santa Monica, Budva, and Kharkiv, our experts can join existing teams or execute [... view SweetSoft INC. profile ]- Location
- Santa Monica, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $50,000 & Up
Experts in Web Design and Development
Frugalnova is a well-known brand in the industry of website and mobile app development. Our worldwide headquarters are in Mumbai, India, with operations in California, the United States, and London. We serve customers from all around the world. Our cutting-edge technology helps our partners optimize their [... view Frugalnova profile ]- Location
- Berkeley, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $15/hr
- Minimal Budget
- $1,000 - $10,000
We Build Startups
E8 Labs goes beyond the typical agency role by providing founders and startups with a distinctive approach to reaching product market fit at an accelerated pace. In addition to developing an MVP, we also prioritize scalability for subsequent versions. [... view E8 Labs profile ]- Location
- San Jose, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $199/hr
- Minimal Budget
- $25,000 - $50,000
Results-Focused Methodology
We are more than just a group of knowledgeable software developers. We are a company that provides product solutions, from concept to launch. [... view All Star Technology profile ]- Location
- Irvine, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Startup professionals you can trust
Founded by a team of seasoned startup professionals, Beanmachine is a dedicated platform designed to assist entrepreneurs and businesses in transforming their mobile or web ideas into reality. [... view Bean Machine profile ]- Location
- Orange County, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $10,000 - $25,000
Let's Achieve Brilliant Results
Done IT is a rapidly growing IT company specializing in providing comprehensive software development services for projects of any complexity. [... view Done IT profile ]- Location
- Orange County, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $10,000 - $25,000
Your Total Digital Partner!
Haven is an exceptional collection of seasoned professionals in the field of web design and development. With extensive industry experience and a wide range of skills and expertise, our team members bring a wealth of knowledge to every project. [... view Haven Agency profile ]- Location
- Irvine, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $199/hr
- Minimal Budget
- $25,000 - $50,000
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 [... view SETA International profile ]- Location
- Irvine, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $18/hr
- Minimal Budget
- $1,000 - $10,000
You Set Expectations. We Exceed Them.
Bransys Group was first introduced into the marketplace in 2008 in Skopje, Macedonia, founded by Branko Trajkovski. Bransys is a product-oriented company that makes, develops and sales Hardware and Software, designed for GPS and tracking devices. [... view Bransys profile ]- Location
- Walnut Creek, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
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. [... view Coderapper profile ]- Location
- Sunnyvale, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $25,000 - $50,000
Custom Software for Businesses
Consider us an extension of your team and your technical co-founders, the highly qualified engineers who will create, develop, and maintain the software systems required to power your idea. [... view Coreware Group profile ]- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $25,000 - $50,000
Straight hands. Hot heads.
We use the best world practices (YAGNI, KISS, DRI, and SOLID). An enterprise approach is an advantage, not an excuse. An extreme approach to development allows us to resort to the use of development-driven methodologies, in particular design, domain, bound, and testing. [... view Atlantis profile ]- Location
- Newport Beach, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
Software Development Made Easier.
Craft exceptional digital solutions with a team of design, development, and strategy specialists. Everything you need is in one place. [... view MEV profile ]- Location
- Walnut Creek, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $50,000 & Up
AI-Powered Community of Expert Dev Teams
DevTeam.Space is an AI-powered community of expert dev teams. Our mission is to help more businesses build great online products. [... view DevTeam.Space profile ]- Location
- Sunnyvale, California
- Number of Employees
- Under 49
- Minimal Budget
- $1,000 - $10,000
The Leader in No-Code Development
AirDev is a team of no-code development professionals who delivers custom web solutions fast, easy, and affordably. [... view Airdev profile ]- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
Media. Marketing. Design. Development.
Rareview has earned a strong reputation as an outstanding agency, a highly sought-after studio, trusted consultants, and valuable partners, along with receiving numerous accolades along the way. [... view Rareview profile ]- Location
- San Clemente, California
- Number of Employees
- Under 49
- Portfolios Count
- 1 Project Listed
Every Client Brings New Inspiration.
Our integrity and commitment to materializing your dream is what drives us. You are our inspiration, and we want to be part of your team. We are a mobile development agency utilizing state-of-the-art technology and top professional talent to design your vision and bring your dream to life. [... view Coding Pixel profile ]- Location
- Los Angeles, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $80/hr
- Minimal Budget
- $10,000 - $25,000
Providing Automated Products for SAP Enterprises
ERP and ERP has helped numerous clients meet their global sourcing needs by helping them identify, evaluate and configure their IT architectures across multiple geographies to reduce costs, mitigate risks and maximize performance. [... view ERP And ERP profile ]- Location
- Fremont, California
- Number of Employees
- 1000 & Up
We Help Small Businesses Succeed Online
We are Portalone Team, a fully-independent digital agency. We cover all part of your company, empowering your brand with the greatest creative and technical talent, industry-leading client service, and quantifiable outcomes. Results that exceed your own expectations, the competitors, and the market. There [... view PortalOne Team profile ]- Location
- San Diego, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $1,000 - $10,000
Desig & Develop Top-Notch Digital Products
We are trusted by businesses of all sizes to design and develop their digital products. [... view ArcTouch profile ]- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $50,000 & Up
ideas to apps
Apptology Limited is the leading mobile app development company in London. We specialize in creating Android, iPhone, iPad and Cross-platform HTML5 Mobile app design and development. [... view Apptology profile ]- Location
- Sacramento, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $50,000 & Up
Trust Us To Handle It All
Our team of skilled engineers is here to take your business to the next level. From custom web applications to mobile and desktop apps, we've got you covered. We don't just build software, we implement solutions that make your business run seamlessly. Looking for advice? Our consultants offer a range of [... view Nextware Technologies profile ]- Location
- Santa Monica, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $149/hr
Related Services in California
Mobile App Development Specializations in California
Mobile App Development Companies in California
- Anaheim
- Bakersfield
- Beverly Hills
- Burbank
- Calabasas
- California City
- Carlsbad
- Chula Vista
- Concord
- Corona
- Costa Mesa
- Culver City
- Dublin
- El Segundo
- Encinitas
- Folsom
- Fremont
- Fresno
- Glendale
- Irvine
- Laguna Beach
- Long Beach
- Los Altos
- Los Angeles
- Mountain View
- Newport Beach
- Oakland
- Ontario
- Orange County
- Palo Alto
- Pasadena
- Pleasanton
- Riverside
- Roseville
- Sacramento
- Salinas
- San Diego
- San Francisco
- San Jose
- San Mateo
- San Ramon
- Santa Ana
- Santa Barbara
- Santa Clara
- Santa Clarita
- Santa Monica
- Santa Rosa
- Sunnyvale
- Temecula
- Torrance
- Walnut
- Walnut Creek
- West Hollywood
- Westlake Village
- Woodland
About The Author and Expert Reviewer
Selina Garcia has authored 500+ articles and edited 50+ published books in economics, law, and history. Her unique blend of experiences allows her to approach content creation from a well-rounded perspective. Currently, Selina applies her expertise to producing insightful articles on IT, software, and applications for DesignRush.
Sergio is a technology leader with over six years of experience managing global teams and delivering projects across fintech, sportstech, and B2B platforms. At DesignRush, he drove product growth and development execution, building tools that speed up processes by 95% and cut costs by 35% while maintaining full uptime.



















































