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.

Magneto IT Solutions
VerifiedVerified by the DesignRush team for authenticity and credibility.Next-Gen Digital Commerce and Growth Marketing Partner
Specializing in commerce solutions, Magneto offers 15+ years of expertise in native and cross-platform development, UI/UX design, app modernization, reengineering, QA, and testing. Having launched 400+ stores, it has served brands like Daikin and ESPN and helped brands earn $15B+ in cumulative revenue...
Top Services:
- Branding
- AEO
- AI Development
- CRM Consulting
- ERP Consulting
- Show more
- Location
- San Francisco, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 50 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsMagneto IT Solutions Services
Data sourced from the agency's DesignRush profileREDMOND FINE FOODS Kwality Ice Cream Daikin DOD Technologies Rockwell ESPN Silhouette AIRBOWL Elite Screens FapM
Magneto IT Solutions Reviews & Testimonials

Software Development Review from Rocky Redmond
Magneto IT Solutions have been a responsive and supportive partner throughout our Shopify Plus B2B project. They took the time to understand our requirements, communicated clearly, and worked closely with us to deliver a solution tailored to our business needs. We've enjoyed working with the team, appreciate their ongoing support, and would be happy to recommend them to other businesses exploring Shopify Plus for B2B.

eCommerce Development Review from Tanner Cibula
Magnetos team helped us create a highly functional and visually appealing website using WordPress. They understood our need for a text-focused layout to clearly explain our services, and they brought that vision to life. The design is user-friendly, making it easy for visitors to navigate and learn more about what we offer.Since the launch, Magneto has been handling all our hosting and maintenance needs, ensuring the site remains secure and up-to-date. They also provide expert guidance whenever we want to make significant updates. Their ongoing support and dedication have made them an essential partner for our online presence.

eCommerce Development Review from Peter J Arduini
Working with Magneto was a fantastic experience from start to finish. They built our website from the ground up using WordPress, ensuring it was easy to navigate and content-focused so we could effectively showcase our services. The team was highly responsive to our needs and made sure the design reflected our vision clearly.After the launch, Magneto has been providing ongoing hosting and maintenance, which gives us peace of mind knowing everything is running smoothly. They're also our go-to consultants whenever we need to make significant updates or changes to the site. Their expertise and reliable support have made them an invaluable partner, and we highly recommend them.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsAI & Software Development Company
Intuz is an AI development company with 16+ years of enterprise delivery: 700+ products built, 54+ AI systems live in production today. AWS Consulting Partner and a Clutch Top Generative AI Company in 2026. Startups to Fortune 500s hire us when AI has to work on day 400, not just in the demo...
Top Services:
- AI Development
- Software Development
- IoT
- Mobile App Development
- eCommerce Development
- Show more
- Location
- San Ramon, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 12 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsIntuz Services
Data sourced from the agency's DesignRush profileMercedes-AMG BOSCH Holiday Inn Jones Lang LaSalle (JLL) French Florist TATA Fortress Power Sapient Case Path Front + Center
Intuz Reviews & Testimonials

Mobile App Development Review from Daniel Hefter
Intuz helped me to create a beautiful app that my users love to interact with! Picit went from an idea in my head to an app that is enjoyed by thousands! I look forward to continuing to grow Picit with Intuz.

Mobile App Development Review from Dr. Rajeev Vasani
Great Professional Team to work with! Intuz has developed multiple Android apps for us which have seen very good adoption among our users. Our apps involve video streaming functionalities, subscription management and other functionalities closely related to the e-learning domain. Intuz project delivery has been hassle-free and on time. Communication is clear and the post-implementation support is prompt. We plan to continue to work with Intuz for future project and ongoing enhancements.

Web Development Review from Jason Horstman
Working with INTUZ was a relatively smooth and stress-free process. The team did really well in communicating and staying on track with the project. They also were very accommodating to my schedule and making all the minor changes that needed to be made in order to successfully complete the project.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsFluent In Digital. Focused On Impact
We empower businesses / non-profits / communities with powerful technology solutions that shape their future...
Top Services:
- Mobile App Development
- Software Development
- AI Development
- eCommerce Development
- Blockchain
- Show more
- Location
- Bakersfield, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsTurnkey Digital Media Services
Data sourced from the agency's DesignRush profileDMG Media RogerDyson Outpost Castro.fm Arabian Naizak Oil and Gas Company AGF Employment
Turnkey Digital Media Reviews & Testimonials
James Litchfield's Review Sourced from Google
I have worked with TurnKey Digital for two years on projects in my role at Valley Hi Nursing Home in Woodstock, IL. Rob and his team are very professional, prompt, and creative in the way they approach marketing, logo development, digital mapping, and beyond. Rob has helped Valley Hi take its marketing efforts in newer and higher levels, thanks to their field knowledge and customer support. Thanks, Rob & Team!
ReVive Elite Care's Review Sourced from Google
We began working with TurnKey Digital in October, and our website officially launched in April. During our initial search, we spoke directly with the owner, who was knowledgeable and made us feel confident moving forward.Their team was responsive, professional, and highly collaborative throughout the process. As detail-oriented partners, we appreciated their patience and willingness to refine everything until it was exactly right.They delivered a beautiful logo and a cohesive website that truly reflects our brand. We’re extremely happy with the result and would highly recommend Turnkey Digital.
John Tanenbaum's Review Sourced from Google
My experience began in the planning stages back in the early spring of 2025 and every two weeks during the first 2 months we were in contact as the project took shape to develop the website. As the project progressed, we were having either weekly meetings or emails which accelerated the process. The last 6 weeks we were in constant contact, and the final end product was better than what we originally had hoped for our website. I can highly recommend Turnkey Digital to plan and execute your projects too. I am sure we will be utilizing their services in the future. John M. Tanenbaum, Castle Bay Management Services, LLC.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsThe AI Reimagination Company
Techjays is an AI development company helping businesses reimagine how work gets done with AI. Combining AI consulting and AI development services, Techjays identifies high-value business workflows, redesigns processes around AI, and builds production-ready systems that deliver measurable outcomes...
Top Services:
- Software Testing
- Software Development
- Mobile App Development
- Web Development
- UI/UX Design
- Show more
- Location
- Menlo Park, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $200/hr
- Minimal Budget
- $10,000 - $25,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsTechjays Services
Data sourced from the agency's DesignRush profileShipdude Fayvit CloudNine Vidhire Nakkheeran Xtra Curriculum SliverBack CoSell
Techjays Reviews & Testimonials
Larry Miller's Review Sourced from Google
I've used Tech Jays for several projects, I love their work and love working with the team!
Corbin Miller's Review Sourced from Google
I've been working with Techjays since they started and have never been disappointed. On each project I have worked with them they have always delivered on time, on budget and with great quality. They adapt to the needs of the customer and have been in large part, more of a technical co-founder for my start ups. I'll continue to work with them and highly recommend them to anyone!
Jonathan Rodriguez's Review Sourced from Google
We've been working with TechJays the past 18+ months and the outsource experience has been great. They are agile and compared to previous outsource experiences, their competence, quality, and delivery punches above the rest.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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