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.
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.
A Startup-Friendly IT Company
ConsultingWhiz, a pioneering software and mobile solutions provider based in the USA, stands as a leading force in the industry...
Top Services:
- Mobile App Development
- IoT
- VR/AR
- AI Development
- Software Development
- Show more
- Location
- Orange County, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 3 Projects Listed
Software Development Made Easier.
Craft exceptional digital solutions with a team of design, development, and strategy specialists. Everything you need is in one place...
Top Services:
- Software Development
- Mobile App Development
- IoT
- IT Services
- DevOps Consulting
- Show more
- Location
- Walnut Creek, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $50,000 & Up
Rivi - AI Tools For Travel Companies
Rivi specializes in developing AI and technology solutions for forward-thinking companies. We empower businesses to innovate and stay ahead of the curve...
Top Services:
- AI Development
- Mobile App Development
- Web Development
- Software Development
- Staff Augmentation
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $45/hr
Powering Your Digital Titan!
Transforming Ideas Into Cutting-Edge Websites!Titan Web Studios specializes in Web Design & Development, UI/UX Design, Mobile App Development, Search Engine Optimization (SEO), Social Media Marketing and Branding. Providing the Best Digital Services across the Nation to Elevate your Business...
Top Services:
- Web Development
- SEO
- Social Media Marketing
- Branding
- UI/UX Design
- Show more
- Location
- Oakland, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $1,000 - $10,000
Innovative Digital Solutions For A Smarter Future
Rysysth Technologies is a full-service IT solutions provider specializing in web development, digital transformation, and enterprise solutions. We help businesses scale with modern technologies, user-friendly designs, and performance-driven strategies. From custom websites to cloud-based platforms, our team...
Top Services:
- AI Development
- Blockchain
- Software Development
- Mobile App Development
- Show more
- Location
- Sacramento, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $10,000 - $25,000
Built By Engineers Who Understand Healthcare
HIPAA Software Development is a dedicated healthcare technology solution hub operated by Taction Software, focused on delivering secure, scalable, and fully compliant healthcare software solutions for organizations across the United States. Taction Software® (Taction Software LLC) is a registered U.S...
Top Services:
- Mobile App Development
- Software Development
- ERP Consulting
- AI Development
- Show more
- Location
- Sacramento, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
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...
Top Services:
- Software Development
- Mobile App Development
- AI Development
- Cloud Consulting
- Managed Services
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $1,000 - $10,000
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
Your Trusted Mobile and eCommerce Partner
We provide a full range of services as a full-service mobile app development company, including mobile strategy, design, integration, migration, and upgrade, as well as 24 hour support and maintenance...
Top Services:
- eCommerce Development
- Mobile App Development
- Software Development
- Web Development
- Show more
- Location
- Altadena, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 7 Projects Listed
AI-ready Senior Engineers and Dedicated Teams in ~60 hours
Founder-led IT staff augmentation for small-mid companies. We solve problems you haven't fully scoped yet...
Top Services:
- eCommerce Development
- Software Testing
- AI Development
- Mobile App Development
- Software Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 2 Projects Listed
Mobile Games Development Studio
HitBerry Games - mobile games development studio that specializes in creating captivating, exciting, and interactive mobile games for various platforms...
Top Services:
- Mobile App Development
- Blockchain
- Software Development
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 8 Projects Listed
Let's Uncover The Next Big Cross-Platform App Together
CMOLDS is a custom software and mobile app development company specializing in digital transformation consultancy and products including websites, Android and iOS apps, mobile games, B2B portals, and SaaS...
Top Services:
- Mobile App Development
- Software Development
- Blockchain
- Web Development
- UI/UX Design
- Show more
- Location
- San Francisco, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 20 Projects Listed
Growth-Focused Digital Agency
We are a top digital agency with offices in India, the USA, and Canada that develops custom software, mobile apps, and websites...
Top Services:
- eCommerce Development
- UI/UX Design
- Blockchain
- Logo Design
- Mobile App Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
Engineering Excellence in AI Development
At Grayphite, we specialize in AI Development, delivering cutting-edge solutions for startups and corporations alike. Our focus on quality is seen in our extensive testing and development practices, assuring the highest standards. From web applications to automation, our tailored solutions exceed...
Top Services:
- AI Development
- Software Development
- Mobile App Development
- Web Development
- IT Services
- Show more
- Location
- San Jose, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 3 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
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...
Top Services:
- Digital Marketing
- Web Design
- Branding
- Graphic Design
- Web Development
- Show more
- 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
Lightning-Fast AI, Cloud & Cybersecurity Solutions
Zazmic has been at the forefront of AI/ML and software development innovation for over a decade. Today, we continue to lead the charge as the Google Cloud Premier partner and a top provider of Gen AI, cybersecurity, and cloud services. Design, architecture, top-tier engineering we have it all...
Top Services:
- AI Development
- Mobile App Development
- UI/UX Design
- Cloud Consulting
- Web Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
Your end-to-end digital product development team
Baymediasoft is a pioneering web and mobile app development firm that bridges India and the United States with its unique global reach. Its passionate team of experts provides comprehensive IT solutions to an extensive range of industries around the globe, helping them stay ahead in their respective fields...
Top Services:
- Web Design
- Web Development
- UI/UX Design
- eCommerce Development
- Social Media Marketing
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
iGeekTeam - Where Your Ideas Come to Life
At iGeekTeam, we believe in standing out by delivering excellent and exceptional services. Our team is skilled at Web/Mobile Design/Development and we insist on pushing the boundaries of Mobile app and Website development, delivering work of the highest quality on-time and on-budget. We specialize in...
Top Services:
- Mobile App Development
- SEO
- Web Development
- Location
- Tustin, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
PRP Webs - Your Perfect and Reliable Web Partners
At PRP Webs, we strive to make your life easier by managing everything related to the web. From website design and development to digital marketing solutions, we have you covered...
Top Services:
- SEO
- Web Development
- CRO
- eCommerce Development
- Mobile App Development
- Show more
- Location
- El Cajon, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
Software solutions to make something people want
We are a full-stack team of software development experts who build complex digital products for clients worldwide looking to outsource web & mobile software development to professionals...
Top Services:
- Mobile App Development
- AI Development
- IoT
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 6 Projects Listed
Lanex Corporation - Tailor-made solutions for your business needs
Here at Lanex Corporation, we are a full-cycle software development service provider specializing in bespoke digital solutions for startups and companies globally. We build scalable and secure products designed to impact your brand and provide the best digital experience for your users...
Top Services:
- Mobile App Development
- Software Development
- IT Services
- Web Development
- Staff Augmentation
- Show more
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $25,000 - $50,000
Australia-Based Product Studio
We support entrepreneurs and companies as they reach a global audience with amazing digital products...
Top Services:
- Mobile App Development
- Software Development
- Web Development
- UI/UX Design
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/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...
Top Services:
- Web Development
- UI/UX Design
- Mobile App Development
- Location
- San Mateo, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $25,000 - $50,000
Team Of Expert Engineers
A group of skilled and committed software engineers, data engineers, and IT consultants make up BDIT...
Top Services:
- Software Development
- Mobile App Development
- Web Development
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Developing and integrating eCommerce apps
Since 2012, Attractor Software LLC has offered Custom Software Development as an outsourcing service for projects of varying complexity and size...
Top Services:
- CRM Consulting
- Mobile App Development
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Software development at its best
TemaBIT is an IT service-oriented company that specializes in software development. Our primary objective is to provide top-notch software development services to our clients, with a focus on driving innovation in the retail and logistics sectors...
Top Services:
- Mobile App Development
- eCommerce Development
- Web Development
- Software Development
- Show more
- Location
- Irvine, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Custom-Made Software Dev Company
Through digital transformation, cutting-edge technologies, and the solid expertise of our committed technical teams, we are prepared to become your dependable tech partner and deliver real business value...
Top Services:
- Web Development
- UI/UX Design
- Web Design
- Mobile App Development
- Software Development
- Show more
- Location
- Corte Madera, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $25,000 - $50,000
Software Engineering That Creates Value
We're a global team of developers, designers, and problem-solvers creating impactful software since 2007. IT-Dimension builds future-ready software from AI and IoT to mobile, enterprise, and 3D solutions...
Top Services:
- IT Services
- Mobile App Development
- Web Development
- Product Design
- Web Design
- Show more
- Location
- West Hollywood, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $49/hr
- Portfolios Count
- 4 Projects Listed
Custom Software Development, AI, and Resourcing Solutions On Demand
We provide clients with both onshore and nearshore teams, with software developers and designers spread out across the United States and Latin America...
Top Services:
- Web Development
- Mobile App Development
- Software Development
- Location
- Granite Bay, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $25,000 - $50,000
IT consulting done the right way!
Diatom Enterprises is a software development company based in Latvia and founded in Canada. We specialize in crafting custom software solutions for clients across diverse industries worldwide...
Top Services:
- Mobile App Development
- Software Development
- IT Services
- Web Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Mobile reliability guaranteed
Design and Test Lab places the development of reliable mobile applications at the forefront of its priorities through the Mature Mobile Reliability Standard. However, we do not merely focus on writing code, we assist clients in building superior products by walking with them every step of the way, refining...
Top Services:
- Software Development
- Mobile App Development
- Product Design
- UI/UX Design
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
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...
Top Services:
- UI/UX Design
- Web Development
- Mobile App Development
- Location
- Irvine, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Full-service IT solutions company
A full-service IT company with ISO 9001:2015 certification, Cybrain Software Solutions provides top-notch software solutions to brands all over the world...
Top Services:
- Software Development
- Software Testing
- Mobile App Development
- IT Services
- ERP Consulting
- Show more
- Location
- Ventura, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
Design Product & Technology Excellence
Tech Town is a leading technology company with a global presence, specializing in customized software development using cutting-edge technologies. With a team of elite programming engineers and a track record of successful projects, we are trusted by startups and enterprises worldwide...
Top Services:
- Web Development
- UI/UX Design
- Mobile App Development
- IT Services
- Show more
- Location
- Garden Grove, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
Efficient Solutions for a Better Business
Agilistry is a leading software development company that utilizes the latest development methodologies, tech and industry best practices to deliver world-class mobile applications with embedded quality and DevOps infrastructure on time and within budget...
Top Services:
- Mobile App Development
- VR/AR
- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Tapping Into the Future of Collaboration
Teksun Inc. has been at the forefront of developing cutting-edge IoT solutions since 2009, becoming a trusted partner for 300+ customers who rely on our diverse portfolio of product engineering services spanning embedded hardware and software to human/machine interfaces and cloud tech platforms. Our ISO...
Top Services:
- AI Development
- IoT
- Software Development
- Mobile App Development
- Web Development
- Show more
- Location
- Milpitas, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Leading full-stack development agency
We have the chance to collaborate on mobile solutions with some of the biggest brands and SMEs in the world...
Top Services:
- Blockchain
- Mobile App Development
- Web Development
- Location
- Milpitas, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Web Design & Web Development Agency
We specialize in developing professional websites, web applications, and mobile apps for start-ups, scale-ups, and large businesses...
Top Services:
- Web Development
- eCommerce Development
- UI/UX Design
- Mobile App Development
- SEO
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
Tailored Product & Software Development Firm
By assisting businesses in maximizing their online presence, GBMF generates intrinsic value. The complex is made clear by GBMF's development and design of creative and innovative services using a process-driven methodology...
Top Services:
- Web Development
- Software Development
- Mobile App Development
- CRM Consulting
- Show more
- Location
- Citrus Heights, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $50,000 & Up
Development of top mobile and web apps
Our team of software engineers, solution architects, project managers, and web and mobile app development experts are professionally qualified to work with start-ups, SME's, and large-scale businesses in all market verticals...
Top Services:
- Software Development
- Mobile App Development
- Location
- Walnut, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
Designing Digital Experiences That Matter.
Decojent is a product design company that specializes in producing intuitive and engaging web and mobile designs for enterprise apps in industries such as SaaS, data visualization, ecommerce, and fintech. Our focus on creating meaningful experiences that connect with users ensures business success...
Top Services:
- Web Design
- UI/UX Design
- Mobile App Development
- Product Design
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Innovate, Create, Excel.
SoftGrid Computers is a prominent custom software development company that excels in blending the latest technologies with well-organized creative work. With a strong focus on understanding client needs and delivering optimal solutions, we strive to be a reliable partner that offers great value for money. Our...
Top Services:
- Mobile App Development
- Web Design
- Software Development
- Web Development
- Reputation Management
- Show more
- Location
- Santa Monica, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
Global IT Solutions for a Connected World.
At Globiz Technology, we are a global IT solutions and services provider, specializing in digital transformation. With our comprehensive offerings, including website and mobile application development, business process solutions, system integration, and enterprise solutions, we cater to your diverse...
Top Services:
- Software Development
- Mobile App Development
- Web Development
- Location
- Salinas, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Stunning Websites for Unmatched Impact
Gorshtenin Designs excels in crafting visually captivating and highly functional websites tailored to clients' unique needs. The agency blends innovative technology with artistic design to deliver exceptional digital experiences. From startups to large enterprises, Gorshtenin Designs delivers high-impact...
Top Services:
- WordPress Website Design
- Mobile App Development
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
Innovating Products With Tailored Software Solutions
Genium is a software development and agile consulting agency delivering custom solutions to forward-thinking businesses. From mobile and web app development to AI integration, its team provides expertise to help clients achieve their business goals. Genium's services focus on minimizing risks while driving...
Top Services:
- IT Services
- Staff Augmentation
- Mobile App Development
- Software Development
- Show more
- Location
- San Mateo, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Helping Forward Thinking Companies Transform Digital Visions Into Value
Award-winning USA-based Generative-AI consultancy developing the future of intelligent solutions. We revolutionize business with cutting-edge, responsive AI technologies delivered cost-effectively, and specialize in delivering projects on-time and within budget...
Top Services:
- AI Development
- Web Development
- Software Development
- Mobile App Development
- Blockchain
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 5 Projects Listed
Decades of Experience, Building Platforms for the Worlds Top Brands - USA & Canada
A leading mobile app development company with 18+ years of experience, Essential Designs offers expertise in planning, wireframing, design, code, testing, and deployment. Led by a team of 32+ senior developers, it has driven measurable growth for clients like Honeywell, AWS, and Shopify...
Top Services:
- Software Development
- Mobile App Development
- UI/UX Design
- Web Development
- IT Services
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 21 Projects Listed
SynergyTop is a custom software development company
SynergyTop is a healthcare-focused custom software development company offering healthcare platforms, EHR and FHIR integrations, patient portals, telehealth solutions, AI automation, web development, mobile apps and product engineering services...
Top Services:
- Web Design
- eCommerce Development
- UI/UX Design
- Web Development
- Mobile App Development
- Show more
- Location
- San Diego, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 7 Projects Listed
Mobile App Development Companies in California by City
Related Services in California
Mobile App Development Specializations in California
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