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.

Design In DC
VerifiedVerified by the DesignRush team for authenticity and credibility.A Digital Agency For The Future
Design in DC engineers native and cross-platform apps that power businesses through prototyping, UI/UX design, m-commerce development, backend API development, QA, App Store submission, and optimization. Its impressive client portfolio includes Under Armour, the World Bank, and Virginia Tech...
Top Services:
- Web Development
- Web Design
- UI/UX Design
- Video Production
- Logo Design
- Show more
- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $160/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 accountsDesign In DC Services
Data sourced from the agency's DesignRush profileConsumer Bankers Association Examit Summit Ridge Energy JFL Consulting Lateenz Solar Landscape Warfel Construction CiviClick Priovant Therapeutics Hilton
Design In DC Reviews & Testimonials

Web Design Review from Mackenzie Shriner
I contracted design in DC to build me a custom website. they were accommodating of my budget, very responsive, and gave good insight on layout, content and design. the process was very straightforward and the final product is great!

Web Design Review from Jo Maney
DDC has been an excellent partner since we engaged with them in 2023. The DDC team worked with us to completely redesign our website and work to provide ongoing digital marketing services. The DDC team has been responsive, proactive, and thorough with their work. They are also very transparent about how they operate and how much time special projects will require. We have referred DDC to several clients and partners thanks to their outstanding process and product. DDC is a very professional, creative, and well-organized team.

Web Design Review from Sapna Doshi, Ph.D.
My experience working with Design in DC was incredible. Everyone was friendly, approachable, and seemed to genuinely care about helping create the best possible website for my business. They were also invested in making sure the process was one in which I enjoyed and felt taken care of. The regular meetings made me feel like I was a priority and that progress was continually being made. I so appreciated the attention to detail in regards to the user experience. The collaboration in understanding my wishes and desires for the website and user experience was met with patience and paying attention to detail on my behalf. Not only were they taking my suggestions but offering their own to help me maximize the potential of my website. The design and functionality is more than what I could have imagined. I know, undoubtedly, that the work that Design in DC did for me will help my business grow. After wasting money in years past on website designers, I was worried I'd be doing hte same here. I was wrong. I don't think I'll ever need to search for another website designer group again. I would recommend this group to anyone I know. Thank you, Design in DC! It was an absolute pleasure working with all of you!
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
TouchZen
VerifiedVerified by the DesignRush team for authenticity and credibility.Premiere Mobile Applications
Touchzen combines AI innovation with 12+ years of experience to create performance-driven native and cross-platform solutions. With each project directly led by founder Cyrus Kiani, the app development company has launched 75+ apps, amassing 20M+ downloads collectively...
Top Services:
- Mobile App Development
- Product Design
- UI/UX Design
- Design Services
- Web Design
- Show more
- Location
- Irvine, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $70/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 accountsTouchZen Services
Data sourced from the agency's DesignRush profileUCLA Beachbody FullyRaw by Kristina Children's Hospital Los Angeles Harman/Kardon Amalfi Jets JetBay SHRED Get Cover Cancer Buddy
TouchZen Reviews & Testimonials

Mobile App Development Review from Shaya Ghanouni
The Touchzen team was amazing!! They were always responsive and ready to incorporate our feedback. The quality of their work was great and the tips they gave us during development were extremely helpful. We would gladly work with them again.

Mobile App Development Review from Domenic Fraboni
We couldn't be more pleased with our experience with TouchZen. They took over a bad situation left behind by our previous development team and have been able to continue to build new features while cleaning up the old project. We have been very pleased with their developers responsiveness as well as the project management. I would highly recommend working with them for any of your web or mobile app development needs.

B2C Apps Review from Brett Lassig
We have been extremely impressed with TouchZen's development team behind the Get Cover Mobile App. Their approach has been collaborative, and responsive to the needs of our warranty and claims environment.The app is intuitive for end users while still delivering the robust functionality needed on the backend, especially around claims processing, and real-time updates.Their diligence has made a significant impact. Features like streamlined claim submission, status tracking, have enhanced both customer satisfaction and operational efficiency.Overall, this highly capable and professional development team has delivered quality work and stands behind it. We look forward to continuing to build and scale with them.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsHDWEBSOFT is a leading software outsourcing company in Vietnam, known for its high-quality services, affordable pricing, and reliable team. With over 250 experienced engineers and a decade of expertise, HDWEBSOFT has helped businesses of all sizes from around the world to develop and launch successful...
Top Services:
- Web Development
- IoT
- Mobile App Development
- Software Development
- Big Data Analytics
- Show more
- Location
- Pasadena, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 12 Projects Listed
Dream X is a full-cycle software development company dedicated to building high-performance products. Founded in 2022 by Alexandr Korshykov, we partner with businesses worldwide to deliver end-to-end technical solutions...
Top Services:
- UI/UX Design
- Web Design
- Product Design
- Mobile App Development
- Web Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 15 Projects Listed
At Markovate, we specialize in transforming businesses through cutting-edge AI and digital solutions. Our commitment is to drive innovation and operational excellence in every project...
Top Services:
- AI Development
- Mobile App Development
- Blockchain
- Software Development
- Web Design
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 5 Projects Listed
The App Founders is a recognized leader in the mobile app development industry that excels in building mobile apps to upscale your business and bolster your customer retention rate. Well transform your idea into a market-ready application on schedule and within budget...
Top Services:
- Mobile App Development
- Software Development
- eCommerce Development
- Product Design
- CRM Consulting
- Show more
- Location
- Santa Clara, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 16 Projects Listed
Blackstone helps companies reshape the world through software development supporting them to build solutions that capture new markets, innovate business models, and solve business challenges...
Top Services:
- Software Development
- Mobile App Development
- Web Development
- AI Development
- eCommerce Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 15 Projects Listed
We take ideas and turn them into software products users love. Whether it's building the next unicorn or reimagining your existing application. We solve real-life challenges through design thinking and game-changing software. Since 2010...
Top Services:
- Software Development
- Mobile App Development
- Web Development
- UI/UX Design
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 11 Projects Listed
Invemo is a technology company that provides custom mobile app development and comprehensive consulting services. Founded by a tech industry expert, the company offers a one-stop solution to help clients achieve success in the mobile realm...
Top Services:
- Mobile App Development
- Location
- Santa Monica, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $10,000 - $25,000
Naked Development transforms businesses through expert App Development, partnering with founders to design, develop, and launch apps that solve real problems. Our customized approach ensures top-tier results for startups, helping you avoid costly missteps and turn your vision into a thriving company...
Top Services:
- Mobile App Development
- UI/UX Design
- Digital Marketing
- Branding
- Product Design
- Show more
- Location
- Irvine, California
- Number of Employees
- Under 49
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 12 Projects Listed
Ready to bring your idea to life? We'll help plan and develop your next full-featured, data-driven web application. With our expertise in React, Next.js, Vue, and TypeScript, we deliver modern solutions that scale...
Top Services:
- Mobile App Development
- Software Development
- Staff Augmentation
- Location
- San Rafael, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $115/hr
- Minimal Budget
- $10,000 - $25,000
Korvax AI builds smart, scalable AI solutions that automate work, unlock insights, and drive business growth...
Top Services:
- AI Development
- Mobile App Development
- Engineering
- Direct Marketing
- Digital Strategy
- Show more
- Location
- Anaheim, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $250/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 1 Project Listed
Appinventors stands as a prominent Digital Transformation Agency, enabling businesses to prosper within the contemporary digital landscape. At Appinventors, we pride ourselves on delivering exceptional customer support and assistance. Whether you're facing technical challenges or seeking guidance on your...
Top Services:
- IoT
- Mobile App Development
- Digital Services
- UI/UX Design
- Software Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $10,000 - $25,000
AWSMD is a San Francisco based UI/UX design and full-stack development agency founded in 2014. The company builds custom web and mobile products spanning strategy, branding, interface design, app development, and interactive content for clients ranging from startups to Fortune500 companies such as Intel...
Top Services:
- Web Design
- Software Development
- UI/UX Design
- Mobile App Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 2 Projects Listed
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...
Top Services:
- Software Development
- Mobile App Development
- Blockchain
- Software Testing
- AI Development
- Show more
- Location
- Fremont, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $30/hr
- Minimal Budget
- $10,000 - $25,000
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...
Top Services:
- Web Development
- Web Design
- Mobile App Development
- eCommerce Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $80/hr
- Minimal Budget
- $10,000 - $25,000
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
iCode49 Technolabs Pvt. Ltd. is an AI and digital transformation company delivering AI agents, intelligent automation, custom software, mobile and web applications, and emerging technology solutions. We help businesses modernize operations, solve complex challenges, & build scalable digital products...
Top Services:
- Mobile App Development
- Software Development
- Web Development
- WordPress Website Design
- eCommerce Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 3 Projects Listed
For over 2 decades, starting in 1998, we have been serving a global clientele with web design, web development, mobile app development & digital marketing services. Our expertise spans SEO, Google Ads, Alibaba minisites & ranking optimization & the ongoing maintenance of apps and websites across more than 75...
Top Services:
- Web Design
- eCommerce Development
- Web Development
- WordPress Website Design
- Digital Marketing
- Show more
- Location
- Dublin, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $10,000 - $25,000
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