We’ve researched and ranked the best California HTML5 mobile app development agencies that build sophisticated and high-quality apps that help brands drive more loyal customers and sales. Compare listings by past work, reviews, cost and size to pick the best fit for you.
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.
Cutting-Edge Web, Software & AI Development Company
TechVerdi a cutting-edge development company offering web, software, mobile app, and AI solutions to create scalable, innovative solutions for businesses...
Top Services:
- Software Development
- Location
- Santa Clara, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $20/hr
- Portfolios Count
- 1 Project Listed
Global AI, Software & Marketing Company
At Skylane Solutions, we help businesses grow smarter, faster, and stronger with data-driven digital marketing strategies. From startups to established brands, we provide tailored solutions that generate real results more traffic, more leads, and more sales...
Top Services:
- SEO
- PPC
- Social Media Marketing
- UI/UX Design
- Mobile App Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $15/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Proven Excellence Through Custom Web Design and Development Services.
Allusive Digital is a creative and marketing agency that helps businesses grow through branding, web design, content development, and digital marketing. The agency blends thoughtful strategy with polished creative execution to help clients increase visibility, strengthen their identity, and connect with their...
Top Services:
- Web Development
- eCommerce Development
- Web Design
- WordPress Website Design
- AI Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
Strategy, design, engineering, and AI
Bay Area Coders is a San Francisco-based product and engineering studio working with venture-backed startups and growth-stage companies since 2016. We combine strategy, design, engineering, and AI to help teams ship real products and modernize existing ones...
Top Services:
- Software Development
- Web Development
- Mobile App Development
- AI Development
- Design Services
- Show more
- Location
- Roseville, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $1,000 - $10,000
Connecting Equipment. Enabling Smart Manufacturing.
eInnoSys delivers semiconductor equipment connectivity and smart manufacturing solutions, helping fabs and equipment manufacturers integrate SECS/GEM, MES, automation, AI-driven monitoring, and Industry 4.0 technologies for more connected and efficient operations...
Top Services:
- Software Development
- AI Development
- IoT
- Mobile App Development
- Software Testing
- Show more
- Location
- Fremont, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
Professional Mobile App Development Services
Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. If you buy through our links, we may get a commission...
Top Services:
- Mobile App Development
- Location
- Los Angeles, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $55/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Shaping the future of Games.
Gamecrio Studios is the best Game Design - Development company in USA & India with 8+ years of experience in game Design & development...
Top Services:
- VR/AR
- Mobile App Development
- Blockchain
- Product Design
- Digital Services
- Show more
- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $18/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
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...
Top Services:
- Software Development
- Mobile App Development
- AI Development
- Web Development
- eCommerce Development
- Show more
- Location
- Sunnyvale, California
- Number of Employees
- Under 49
- Minimal Budget
- $1,000 - $10,000
We Elevate Brands From Good to Great.
At AlphaSquad Technologies, we transcend mere development to craft transformative digital experiences. With unmatched proficiency in Web Development and Mobile Application Development, we pave the way toward an innovative, digitally evolved landscape. Our specialization lies in pioneering Website Design...
Top Services:
- Mobile App Development
- Digital Services
- Product Design
- Web Design
- UI/UX Design
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
Software Engineering Design Results.
Our expertise lies in the orchestration and direction of software engineering teams, meticulously crafting custom solutions tailored to the unique needs of our clients. We specialize in the biotech, life science, and healthcare sectors, and we leverage our deep domain knowledge to deliver cutting-edge...
Top Services:
- Mobile App Development
- Software Development
- eCommerce Development
- Web Development
- Digital Marketing
- Show more
- Location
- San Diego, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $10,000 - $25,000
Tailored Digital Solutions to Drive Your Business Forward.
We understand that every business is unique. That's why we offer a comprehensive suite of services designed to meet your specific needs and drive meaningful results. Whether you want to enhance your online presence, streamline product development, or revolutionize user experience, our team of experts is here...
Top Services:
- Product Design
- Design Services
- Web Design
- UI/UX Design
- Web Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Minimal Budget
- $1,000 - $10,000
Web Design and Mobile App Development Company
Carmatec is an enterprise IT solutions provider with over 23+ years of proven industry experience and has successfully carved out a niche in web development, software and application design and development apart from its expertise in mobile development, managed IT services & cloud solutions...
Top Services:
- Web Development
- Web Design
- Mobile App Development
- Software Development
- eCommerce Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 3 Projects Listed
We build websites, SaaS platforms & AI solutions that help ambitious brands launch, scale, and grow
Creexio is a modern software and digital agency headquartered in Irvine, California.We help startups, founders, and fast-growing brands build high-performance digital products - from conversion-focused websites and custom SaaS platforms to Shopify stores, AI integrations, and legacy app...
Top Services:
- Digital Strategy
- Branding
- WordPress Website Design
- Web Development
- eCommerce Development
- Show more
- Location
- Irvine, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
See Beyond, Rise Above.
Persistent Systems, a renowned global leader in software product development and technology services. Delve into our innovative offerings to stay ahead in the ever-evolving landscape of technology...
Top Services:
- AI Development
- Software Development
- Web Development
- Mobile App Development
- Blockchain
- Show more
- Location
- Santa Clara, California
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $50,000 & Up
Engineering Intelligent Systems That Scale
We help businesses transform complex technology challenges into scalable, production-ready AI, software, and cloud solutions. From intelligent automation to enterprise-grade platforms, we build high-performing systems that scale with your business and deliver measurable, real-world impact...
Top Services:
- Web Design
- Web Development
- eCommerce Development
- AI Development
- Mobile App Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
Lukasa is a next-gen consulting partner helping organizations transform through data modernization,
Custom Software that Actually Works the Way You Do...
Top Services:
- Business Consulting
- Software Development
- AI Development
- VR/AR
- ERP Consulting
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
EpicBliss Solutions provides a variety of IT services.
Many worldwide clients are now using "EpicBliss" benchmark solutions, We're capable to drive you to the right tech-track for your laudable idea. So, let's scrutinize your business need, mold it and establish it with the latest and most suitable technologies...
Top Services:
- IT Services
- Cloud Consulting
- Mobile App Development
- Software Development
- Software Testing
- Show more
- Location
- Ontario, California
- Number of Employees
- Under 49
Our expertise makes a positive impact to your business
AlgoRepublic offers comprehensive business automation, product development, and software/web development services to clients globally. Our expertise ensures innovative and efficient solutions tailored to meet the diverse needs of businesses worldwide...
Top Services:
- Software Testing
- Blockchain
- Mobile App Development
- Software Development
- eCommerce Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $30/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Top Mobile App and Web Development Company in Canada, USA and UK
We design highly polished iPhone, Android and Web Apps for startups and Enterprise clients...
Top Services:
- Mobile App Development
- Web Development
- UI/UX Design
- IoT
- Digital Marketing
- Show more
- Location
- Sunnyvale, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $15/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 3 Projects Listed
Transforms Digital Idea Into Reality
Appther is a software and mobile app development company creating intelligent, scalable, and user-friendly digital solutions powered by innovation and AI...
Top Services:
- Mobile App Development
- Software Development
- AI Development
- Design Services
- Product Design
- Show more
- Location
- Signal Hill, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $22/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 2 Projects Listed
Best AI Marketing Agency
Cubitrek is an AI-first marketing and engineering agency. We get brands discovered in Google and in AI answers through SEO, AEO, GEO, and automation...
Top Services:
- Digital Services
- Graphic Design
- eCommerce Development
- Web Design
- Web Development
- Show more
- Location
- Sacramento, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
Global Web Development & Digital Marketing Experts
DS Technologies is a global web design, development, and digital marketing agency. We specialize in creating innovative, custom solutions that drive measurable results. With expertise in SEO, UI/UX, and scalable web applications, we help businesses worldwide grow their digital presence and achieve sustainable...
Top Services:
- Graphic Design
- Web Design
- eCommerce Development
- Web Development
- UI/UX Design
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
We help accelerate your IoT!
Altiux Innovations is a software and product engineering services organization focused on helping you accelerate the development of your IoT solutions and products. We provide specialized engineering services across the entire IoT development cycle, from consulting, device engineering, cloud and mobility...
Top Services:
- IoT
- Software Development
- Software Testing
- Mobile App Development
- AI Development
- Show more
- Location
- Milpitas, California
- Number of Employees
- 50 - 99
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
Empowering Businesses Through Innovative Software Development
TechnoBrains Business Solutions is a global software development and AI solutions company founded in 2009, delivering custom web, mobile, AI, and enterprise software solutions for startups, SMEs, and established enterprises worldwide. Headquartered in Ahmedabad, India, with a presence in the United States...
Top Services:
- AI Development
- Mobile App Development
- Software Development
- eCommerce Development
- Web Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
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
Grow with Technology.
We have a Team of 100+ Skilled App Developers who thrive on rolling up their sleeves and solving your IT problems and meeting your business needs like APP Development, Software Development, Cloud Consulting, Generative AI Development, Cyber Security Services, Custom ERP Software Development, and Web...
Top Services:
- AI Development
- Mobile App Development
- Software Development
- Blockchain
- Software Testing
- Show more
- Location
- Irvine, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
You Think We Will Deliver
TechMave Software LLP delivers innovative web, mobile, and AI solutions tailored to business needs. Our team combines creativity, technology, and strategy to build impactful digital products that empower brands globally...
Top Services:
- Design Services
- eCommerce Development
- Web Development
- AI Development
- Mobile App Development
- Show more
- Location
- Mountain View, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $11/hr
- Minimal Budget
- $10,000 - $25,000
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