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.
We help businesses in building Web, App, Software, and Adapting AI Solutions.
Specializing in iOS, Android, and Flutter app development, Probey Services builds custom solutions that grow with businesses. Backed by 12+ years of experience and a team of 320+ specialists, it has delivered 1,800+ projects and served 120+ clients, including Waze and the Cleveland Clinic...
Top Services:
- Mobile App Development
- Software Development
- Web Development
- Web Design
- WordPress Website Design
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $10/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 94 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsProbey Services Services
Data sourced from the agency's DesignRush profileBartisans Samyakk 30 Days Fitness Isharya The Estate Residences VegenMart Fresh Menu Application PRAO Fashion Jewellery Audentia Space Wings of Change
Probey Services Reviews & Testimonials
Web Development Review from Rajat Sinh
Probey transformed our outdated website into a modern, high-performing platform by understanding our business goals and delivering the right solutions. Since the launch, we have seen significant growth in website traffic, lead conversions, and operational efficiency through their backend integrations. Impressed with their expertise and quality of work, we also trusted Probey with our CRM development project as well. Thank you to the entire Probey Services team for your professionalism and support.
Web Design Review from Roshan
This is Roshan, CEO at NanoTherapX. Working with Probey Services for our CRM Development. What stood out most was their stability, consistency, reliability, and a smooth implementation. The CRM has streamlined our client management, improved team efficiency, and helped us manage operations more effectively. Since its implementation, we've seen better productivity and consistent business growth. I highly recommend Probey Services UK to any business looking for a reliable technology partner.
Mobile App Development Review from Tejaswini
What stands out most about Probey Services is their discipline-no missed calls, no vague timelines, and no surprises. They built our mobile app with a level of professionalism that made us feel like a priority throughout the project. The delivery was on schedule, the code quality was excellent, and the final product met high standards. Since the app launch, we've seen consistent business growth, and managing customer orders has become much more efficient. I highly recommend Probey Services UK to any business looking for a dependable technology partner.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsEmpowering Your Digital Future with Innovative IT Solutions
At Quantum IT Innovation, our team excels in AI, Big Data, RPA, and Mobile App Development for iOS, Android, and Cross-Platform. We also offer expert SEO, PPC, and Social Media services to drive your business forward in the USA, UK, Canada, Ireland, UAE, Australia, India, & across the globe...
Top Services:
- Web Development
- Social Media Marketing
- SEO
- PPC
- IT Services
- Show more
- Location
- San Clemente, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $10/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 101 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsQuantum IT Innovation Services
Data sourced from the agency's DesignRush profileDavid Karmel Jevon Luke Rajitha Alfred Gilbert Erik Christopher Samdeo Mehernaz Emadi
Quantum IT Innovation Reviews & Testimonials
Digital Marketing Review from Lorena Iaut
We have had a great experience working with Quantum IT Innovation for our digital marketing needs. Their team is professional, responsive, and truly understands how to position a healthcare brand effectively online. We've seen noticeable improvement in our digital presence and engagement. Highly recommend their services to anyone looking for reliable and result-driven marketing support.
Digital Marketing Review from Brigitte Brünjes
Quantum IT Innovation played a key role in strengthening HOGASEARCHs digital presence through strategic digital marketing and SEO services. Their team delivered creative content, consistent planning, and visible growth in engagement and search rankings. Highly professional and results-oriented.
Digital Marketing Review from SAM NAJIBI
Quantum IT Innovation has been a game-changer for MBSS Security.Their digital marketing strategies helped us boost our local visibility, generate leads, and build a strong online presence. Highly professional and results-driven team truly appreciate their support!
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsApps Solution For Every Nation.
APPSNATION is the USA's top leading mobile application development company providing multiple Mobile App development services in IOs, Android, IoT, AR/VR, Games app development, Cross-platform, Wearable, eCommerce and much more. Contact Us to boost your Company's potential for next-level excellence...
Top Services:
- VR/AR
- Mobile App Development
- Wearables
- Software Development
- Social Media Marketing
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 7 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsAppsNation Services
Data sourced from the agency's DesignRush profileDeliverables Gymnasium Bonus Buddy Unilever Sun Life Habib Oil Mills
AppsNation Reviews & Testimonials
Social Media Marketing Review from Ibrahim Ali
We at Ali Traders recently partnered with AppsNation to handle our social media marketing, and we couldnt be more satisfied with the results. Our pages were barely active before, with low engagement and no clear branding. Within just a few weeks, their team completely transformed our presence across Facebook, Instagram.What we loved most was their strategy it wasnt just about posting pictures or running ads. AppsNation understood our business model, audience, and tone. They created consistent branding, unique post designs, powerful captions, and even helped us set up monthly content calendars. Their targeted ad campaigns generated real inquiries, not just likes. We saw a 40% increase in leads within the first month alone!
Web Development Review from Tyson Lewis
AppsNation's SEO efforts resulted in improved search engine rankings and increased organic traffic. They also enhanced the client's domain authority and conversion rates. The team was transparent, responsive, and proactive. Their client-centric approach and technical expertise were also impressive.
ZAIN UL ABIDEEN KHANZADA's Review Sourced from Google
AppsNation did an amazing job creating my business website. From start to finish, they were clear, informative, and guided me through every step of the process. I shared my ideas and the overall vibe I wanted for the site, and their execution was seamless. They were incredibly responsive, always getting back to me within minutes to answer any questions I had. As someone who isn't tech-savvy, I really appreciated their patience and ability to help me with everything I needed to do on my end. I highly recommend AppsNation for any web design needs. I couldn't be more satisfied with the result!
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsProfessional 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
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsMobile Application Developers Services
Data sourced from the agency's DesignRush profileThe Bridge NightLife-E Super Flex Ahyon
We Design Develop Host & Maintain Your Online Presence
XWebAgency, Your trusted web agency. We offer website design, web development, SEO services, digital marketing, and e-commerce solutions to help your business grow online...
Top Services:
- Digital Marketing
- Mobile App Development
- Web Design
- SEO
- eCommerce Development
- Show more
- Location
- Desert Hot Springs, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $55/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 4 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsXWEBAGENCY Services
Data sourced from the agency's DesignRush profileeCommerce Industry Fashion Industry Beauty Industry
Oakland Web Design and Graphics
A team of friendly, local, award-winning creative web developers and designers. Our clients love us!...
Top Services:
- WordPress Website Design
- Web Design
- Graphic Design
- Mobile App Development
- Show more
- Location
- Oakland, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 5 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsrowdy ferret design Services
Data sourced from the agency's DesignRush profileUniversity of California Berkeley Columbia University Oakland BNI Aurora Catering Bay Area Bay Area Short Sale Agents NextWave Safety Holistic Hyperbarics Ross Acupuncture Oakland
rowdy ferret design Reviews & Testimonials
Bryan Turo's Review Sourced from Google
Hunter and Rowdy Ferret Design provided web development for my small business for over four years and helped us in innumerable ways to enhance our website! From guidance and consultancy to the execution of many development tasks, including the build out of our entire course catalog, scheduling tools, ticketing tools, and commercial tools, to the creation of tutorials and videos to help us best use our own site, Hunter always went above and beyond to ensure we were satisfied while keeping an eye on the business outcomes we wanted. Along the way, Hunter was always a pleasure to work with. I strongly recommend Hunter and Rowdy Ferret for web design and development to any company, big or small!
Stu Sweetow's Review Sourced from Google
Hunter has been my web designer for several years. He took my ancient site and turned it in to an interactive site that has good SEO. He set up a valuable search function, made it a secure site and included a sign-up page that sends me new customers. He is easy to work with, creative with graphics and knows coding. He even showed me how to make changes and has produced tutorials for me when I get stuck. I highly recommend him. And the ferret is fun!
Lyssandra Guerra's Review Sourced from Google
So happy I found Hunter. I needed a spruce up on my website - it felt cluttered and disorganized. They're insight on how to make it more navigate-able for my audience to find my content feels HUGE. Also, so many new ideas on how to really optimize my website to find new clients became exciting and didn't (doesn't!) feel dreadful like it did in the past. Hunter is quick and efficient, I feel really supported and inspired to do the changes that have been looming over my head.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsMobile App Experiences That Inspire
Qodestar is a digital studio focused on building clean, high-performing mobile apps and digital experiences. We partner with startups, growing businesses, and creative teams to transform ideas into intuitive mobile solutions through thoughtful design and development...
Top Services:
- Mobile App Development
- Product Design
- UI/UX Design
- Digital Marketing
- SEO
- Show more
- Location
- San Diego, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $75/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsQodestar Services
Data sourced from the agency's DesignRush profile15 Fifteen Media CareBridge LMI Colorado
Top-Notch Website Design & Development in the USA
Fixmywebs are the leading website design & development company in the United States, offering a wide range of services including complete company branding, SEO services, mobile app development, and much more. You will get best SMM services (social media marketing), and search engine optimization that are some...
Top Services:
- Web Design
- WordPress Website Design
- Logo Design
- Branding
- Graphic Design
- Show more
- Location
- San Leandro, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 2 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsFixmywebs Services
Data sourced from the agency's DesignRush profileSWISSCOM WALLAROO PIXATE
Fixmywebs Reviews & Testimonials
Adriano Diaz's Review Sourced from Google
The team worked overtime to get our website designed and live within a short timeframe. Really appreciated their ability to take our thoughts and ideas and turn it into an amazing website. Just a few thoughts and they knew exactly the vision we had in mind. Excellent team to work with. Highly recommended.
Burgeratti's Review Sourced from Google
I had an amazing experience working with Fixmywebs for my brand Burgeratti. From start to finish, they delivered beyond my expectations. They designed a stunning logo that perfectly represents my vision, built a professional and user-friendly website and took care of the SEO which helped improve my online presence right away.Their team is not only talented but also incredibly responsive and easy to work with. They truly made the entire process stress-free and efficient. I'm extremely satisfied with their work and would highly recommend Fixmywebs to anyone looking for top-notch design, development and SEO services!
Jamelia C. Lewis's Review Sourced from Google
FixMyWebs exceeded my expectations in every way. From the start, they were professional, responsive, and truly understood my vision. They brought my website to life with a clean, modern design and made the entire process smooth and stress-free. Every detail was handled with care, and the end result speaks for itself. I highly recommend them to anyone looking for top-tier web design and support. I’ll definitely be working with them again!
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsWebsites That Turn Traffic Into Leads
Websites Built for Speed & Conversion. We create stunning, high-converting websites for businesses worldwide. Based in San Jose, CA Stand out from competitors, attract more leads, and grow your revenue. Get Your Website Live Fast...
Top Services:
- Web Design
- SEO
- Branding
- Mobile App Development
- UI/UX Design
- Show more
- Location
- San Jose, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $500/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 2 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsWeb-Rift Services
Data sourced from the agency's DesignRush profileFierros Tile Inc Tuczone Pro-Service Painting
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...
Top Services:
- Web Design
- eCommerce Development
- SEO
- Digital Marketing
- Social Media Marketing
- Show more
- Location
- Laguna Hills, California
- Number of Employees
- Under 49
- Minimal Budget
- Under $1,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsKAMPP Technology and Marketing Services
Data sourced from the agency's DesignRush profileJames Remodeling Inc. Renaissance KBF Treasure Lingerie GN Construction Hardwood Galleria Design Mohebbi Wellness Center
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
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsSkylane Solutions Services
Data sourced from the agency's DesignRush profileBrightTech Finova Elevate Co.
Skylane Solutions Reviews & Testimonials
Corey Perrigan's Review Sourced from Google
Skylane Solutions offers reliable and results-driven white label SEO services, helping agencies scale their operations without the need for an in-house team. Their expertise in keyword research, on-page optimization, link building, and technical SEO ensures consistent growth in search rankings and organic traffic. The team maintains clear communication, delivers reports on time, and works seamlessly as an extension of your business. Their professionalism, transparency, and deep understanding of SEO make them a trusted partner for long-term success.
Wild Soul Brand's Review Sourced from Google
Skylane Solutions has successfully driven a strong volume of sales through both organic and paid marketing channels. Their team demonstrates excellent project management skills, with quick responsiveness and consistent availability for communication via calls and chats. Their confidence, transparency, and clear understanding of their services truly set them apart.
Ethan Carter's Review Sourced from Google
Our software project with Skylane Solutions was executed in well-defined phases and they updated us at every milestone. The final output exceeded our expectations in terms of functionality and design. Extremely professional team.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsWhere Creativity Meets Excellence
USA Design Expert delivers creative, high-quality design solutions from logos to websites that help your brand stand out...
Top Services:
- Graphic Design
- Logo Design
- Web Design
- Web Development
- SEO
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsUSA Design Expert Services
Data sourced from the agency's DesignRush profileNintendo IBM P&G
Designed For The Digital Age!
Welcome to HaxoTech Technologies your go-to for exceptional IT solutions, design, and marketing expertise tailored to elevate your brands online presence. With a complete suite of services ranging from web design and development to SEO, branding, and social media marketing...
Top Services:
- Web Design
- Digital Marketing
- Graphic Design
- Social Media Marketing
- Software Development
- Show more
- Location
- Rohnert Park, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsHaxoTech Technologies Services
Data sourced from the agency's DesignRush profileMindful LLC DEF Technologies GHI Industries
Transforming Ideas Into Digital Success
Appicoders builds high-performance mobile and web applications designed to accelerate business growth. With expertise in strategy, design, and development, we create scalable digital experiences that drive engagement and deliver measurable results...
Top Services:
- Digital Services
- Branding
- eCommerce Development
- IoT
- AI Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $100/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsAppicoders Services
Data sourced from the agency's DesignRush profileFintrack EnergyTech Solutions Inc. ProSport Connect
We Build Cool Stuff With Cool People...
Kingdom Vision is a digital agency specializing in web design, web development, and custom software solutions for businesses and startups. The company offers a range of services including mobile app development, CMS development, branding, and digital marketing to help clients build and grow their online...
Top Services:
- Web Design
- Branding
- Web Development
- Mobile App Development
- Digital Marketing
- Show more
- Location
- San Jose, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsKingdom Vision Services
Data sourced from the agency's DesignRush profileJohnson & Johnson Proctor & Gamble Japan Ski Coframe
We Turn Your Vision Into Reality
Helping U.S. businesses grow online since 2022, we provide affordable custom web design and SEO services that deliver measurable results...
Top Services:
- Web Development
- eCommerce Development
- Branding
- Logo Design
- PPC
- Show more
- Location
- Ontario, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- Under $1,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsOwn Web Solutions Services
Data sourced from the agency's DesignRush profileRise 2 Studio Farco Studio WonderKin Tattoos Flowtrix
Your Go-To Web And Marketing Experts
Autobyte Solution is a full-service digital marketing and web design agency that helps businesses across the United States build stronger online brands and drive measurable business growth. The company specializes in web design and development, branding, SEO, PPC advertising, content marketing, and social...
Top Services:
- Web Design
- Web Development
- eCommerce Development
- WordPress Website Design
- SEO
- Show more
- Location
- Sacramento, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsAutobyte Solution Services
Data sourced from the agency's DesignRush profileKarla's International Foods guardNOW GalaGo! Wearwell, Inc.
Mobile App Development Companies in California by City
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