Top Mobile App Developers In California

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.

Best California Mobile App Developers

252 Companies-Rankings updated: August 20, 2026

Each agency undergoes DesignRush evaluation for professional expertise and genuine client satisfaction to assist your search. Some featured placements are paid.

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Webential
Empowering Digital Success With Cutting-Edge Solutions and Proactive Excellence
Webential is a top digital agency specializing in web development, digital marketing, and design services. With over a decade of experience, they offer SEO, PPC, custom web development, and e-commerce solutions...
Location
Foster City, California
Number of Employees
50 - 99
Average Hourly Rate
$30/hr
Minimal Budget
$1,000 - $10,000
Visit Website View Profile
4.3 4.3 (1)
SunstoneIT
Your Dedicated IT Products and Solutions Provider
Headquartered in Sacramento, California, SunstoneIT is a Certified Small Business with a primary focus on providing IT products and solutions to the public sector, as well as private sector companies...
Location
Sacramento, California
Number of Employees
Under 49
Average Hourly Rate
$100/hr
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OptiSol Business Solutions
Cloud Web, Mobile, AI & ML, IT Staffing, DataOps
A Trusted digital transformation partner of global enterprises with expertise in Native Web and Mobile Applications, AI & Machine Learning services hosted on AWS and Azure Cloud, and product implementations...
Location
Sacramento, California
Number of Employees
500 - 999
Average Hourly Rate
$18/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
1 Project Listed
Visit Website View Profile
4.0 4.0 (84)
devAtelier
Southern Californias Mobile App experts since 2009
We are San Diego's mobile-native and mobile-first consultancy. We specialize in Swift for iOS, Flutter for iOS/Android, and React for Web. We have led projects for Fortune 500 companies and startups. If you're looking for an easy-to-talk-to and experienced partner to build your app, call devAtelier!...
Location
San Diego, California
Number of Employees
Under 49
Average Hourly Rate
$125/hr
Minimal Budget
$10,000 - $25,000
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Kritikal Solution
Translating Ideas & Research to Market
KritiKal Solutions is a technology design house and holds 22+ years of experience in AI, Computer Vision, Software Applications, Cloud and Mobile-based Solutions, Embedded Systems, Generative AI and Large Language Models. We specialize in R&D, product engineering, and innovation services...
Location
Los Angeles, California
Number of Employees
100 - 249
Average Hourly Rate
$25/hr
Minimal Budget
$25,000 - $50,000
Portfolios Count
4 Projects Listed
Visit Website View Profile
5.0 5.0 (2)
Velotio Technologies
Your Software Product Development Partner
Velotio Technologies is an outsourced software product development partner for technology startups and enterprises. We combine innovative ideas with business expertise and the latest transformational technologies to drive business success for our customers, help them put their customers' needs at the core...
Location
San Ramon, California
Number of Employees
250 - 499
Minimal Budget
Under $1,000
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4.2 4.2 (98)
Mouche
LA's Top WordPress, Webflow, and Shopify Digital Agency
Mouche is a digital agency blending human creativity with AI efficiency. We specialize in eCommerce, Shopify, SEO, and user-centric websites built on WordPress, Webflow, and Wix. Based in Los Angeles, we help brands grow by driving traffic, boosting conversions, and creating smarter digital experiences...
Location
Los Angeles, California
Number of Employees
Under 49
Average Hourly Rate
$150/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
4 Projects Listed
Visit Website View Profile
TechMatter
Health Tech and Managed IT Services Company
TechMatter is a leading global provider of technology and healthcare solutions headquartered in Glendale, California. The company specializes in enterprise software development, automation, and revenue cycle management, empowering organizations to streamline operations and achieve sustainable growth. With a...
Location
Glendale, California
Number of Employees
500 - 999
Average Hourly Rate
$100/hr
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4.5 4.5 (40)
Blankfactor
From Application Development to Large-Scale Database Migrations – We’re Mission Ready.
Equipped with expert, full-stack, agile teams, we help agencies, corporations and start-ups innovate and scale. And we do it on your terms, be it on the front lines or as a behind-the-scenes partner...
Location
San Francisco, California
Number of Employees
Under 49
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AlphaBOLD
Make the Right Choice.
Top ranking Microsoft Dynamics Partner providing consultation for Dynamics 365 CRM, NetSuite, Dynamics 365 Business Central, Salesforce, SharePoint, BI, Custom Software Development, Web app development, Azure with other Microsoft Solutions. AlphaBOLD based in San Diego, USA. Contact Us Now!...
Location
Carlsbad, California
Number of Employees
100 - 249
Average Hourly Rate
$50/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
1 Project Listed
Visit Website View Profile
3.0 3.0 (4)
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WebMovement LLC
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...
Location
San Diego, California
Number of Employees
Under 49
Average Hourly Rate
$100/hr
Minimal Budget
$10,000 - $25,000
Visit Website View Profile
Tplex
Your Trusted Partner for Outsourcing IT Projects
TPLEX is a software outsourcing company. We provide companies with top tech talent and product development expertise...
Location
Los Angeles, California
Number of Employees
50 - 99
Average Hourly Rate
$40/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
2 Projects Listed
Visit Website View Profile
Skipfour
Software Done Right!
Skipfour is a technology company that sells both services and products. We offer two types of services, a.) software solutions and b.) enabling technology services such as IT support, cloud services and so forth. We build end to end software + hardware solutions, more emphasis on software. We deliver...
Location
San Francisco, California
Number of Employees
100 - 249
Average Hourly Rate
$25/hr
Minimal Budget
$1,000 - $10,000
Visit Website View Profile
AlphaSquad Technologies
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...
Location
San Francisco, California
Number of Employees
Under 49
Average Hourly Rate
$25/hr
Minimal Budget
$1,000 - $10,000
Visit Website View Profile
Top Remotely
Top 1% Tech Talent with 1500+ In-house Developers
We don't just build software at Top Remotely we create solutions that work, scale, and impress. With a powerhouse team of 150+ in-house developers, we turn complex challenges into seamless digital experiences. Whether you need custom software, enterprise platforms, or next-gen IT solutions, we bring the Top...
Location
Los Angeles, California
Number of Employees
500 - 999
Average Hourly Rate
$20/hr
Minimal Budget
$10,000 - $25,000
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Success Numbers
One Stop For All Your Technology Requirement
Success Numbers has expertise in developing Native iOS, Andriod Mobile Development using iOS Objective C, Phone Gap, Schencha JS etc and implementation, upgrade, integration, Maintenance and support of AWS cloud end-to-end services...
Location
San Francisco, California
Number of Employees
Under 49
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QASource, Inc
Meticulous Testing, Timely Delivery, Every Time!
QASource, based in Pleasanton, CA, offers a comprehensive suite of software testing solutions to meet diverse needs. With a focus on precision and innovation, QASource is a strategic partner in ensuring software quality and reliability. The agency's expertise spans various testing methodologies and...
Location
Pleasanton, California
Number of Employees
Under 49
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4.5 4.5 (14)
Fishermen Labs
Top Augmented Reality & Virtual Reality Agency
An Immersive Media Agency specializing in the development of Extended Reality (XR, AR, VR, MR) experiences driving meaningful connections between brands & consumers. Our global team of skilled designers, artists, and developers craft creative narratives & experiences powered by emerging tech...
Location
Culver City, California
Number of Employees
Under 49
Average Hourly Rate
$200/hr
Minimal Budget
$10,000 - $25,000
Visit Website View Profile
Website Barrel
Professional Website Design & Development Company in USA.
Website Barrel stands as a distinguished professional website design company, providing cost-effective and tailor-made web development services executed by seasoned experts based in the USA. With a commitment to excellence, our team of skilled professionals utilizes their expertise to craft bespoke websites...
Location
Los Angeles, California
Number of Employees
50 - 99
Average Hourly Rate
$100/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
3 Projects Listed
Visit Website View Profile
Asymm
Design What You Want To Use
Asymm is a software design and development company with headquarters in San Diego. The company specializes in the creation of mobile and hybrid web applications. We develop products and provide solutions for customers in a wide variety of business sectors and market verticals. Delivering goods that assist our...
Location
San Diego, California
Number of Employees
Under 49
Average Hourly Rate
$100/hr
Minimal Budget
$25,000 - $50,000
Visit Website View Profile
5.0 5.0 (4)
Forge Studio
Senior Product Designers Embedded in Your Team — Design Systems, Staff Augmentation, and Zero-to-One
Forge Studio places senior product designers (L4-L6 caliber) from Coinbase, Roblox, and Instacart directly into your team. Embedded design teams, enterprise design systems, and zero-to-one product design. $9.5M+ in engagements since 2017...
Location
San Francisco, California
Number of Employees
Under 49
Average Hourly Rate
$200/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
2 Projects Listed
Visit Website View Profile
SISGAIN Technologies
Your Technology Partner
SISGAIN Technologies is a leading software development company specializing in Remote Patient Monitoring (RPM) software, healthcare app development, and restaurant POS systems. With a focus on cutting-edge technology, SISGAIN delivers tailored digital solutions that drive growth and enhance user engagement...
Location
Ontario, California
Number of Employees
Under 49
Average Hourly Rate
$15/hr
Minimal Budget
$1,000 - $10,000
Portfolios Count
1 Project Listed
Visit Website View Profile
5.0 5.0 (4)
AWSMD
We Create Awesome Design
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...
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
Visit Website View Profile
SuperNice
Building Digital Products and Experiences for Ambitious Companies.
At SuperNice, we offer unlimited website design and web flow development services for a fixed monthly rate, with no contracts and the flexibility to cancel at any time. Our commitment is to provide seamless web solutions without the constraints of traditional contracts, ensuring our clients' satisfaction and...
Location
Los Angeles, California
Number of Employees
Under 49
Minimal Budget
$1,000 - $10,000
Portfolios Count
3 Projects Listed
Visit Website View Profile
Proximity Lab
Listen. Create. Reimagine.
Proximity Lab is a digital product design firm with deep experience creating modern, customer-centered applications. We specialize in UX research, strategy and design...
Location
San Francisco, California
Number of Employees
Under 49
Average Hourly Rate
$200/hr
Minimal Budget
$50,000 & Up
Visit Website View Profile
5.0 5.0 (1)
VezTek USA
A complete mobile solutions provider
At VezTek USA, we turn your app ideas into reality! Our Los Angeles-based mobile app developers have been propelling the world’s leading enterprises and most innovative startups to success with hundreds of remarkable web and apps. Whatever iOS or Android project you need help navigating - from a business...
Location
Los Angeles, California
Number of Employees
Under 49
Average Hourly Rate
$149/hr
Visit Website View Profile
Iteration Group
Redesigning and Modernizing Software and Applications.
Iteration Group is a boutique product-strategy and user-experience consultancy founded in 2011. The agency partners with startups, well-capitalized ventures, consumer brands, and enterprises to deliver purposeful product design from UX/UI strategy and wireframes to functional prototypes and scalable app...
Location
Westlake Village, California
Number of Employees
Under 49
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iQlance Solutions Canada
Canadas Trusted Partner
iQlance Solutions Canada is a global technology service provider specializing in delivering advanced digital products tailored to modern business needs. The company focuses on building scalable, secure, and high-performance solutions, helping organizations turn their ideas into successful digital platforms...
Location
Ontario, California
Number of Employees
50 - 99
Minimal Budget
$10,000 - $25,000
Visit Website View Profile
Design Sketchers
Our Creative Portfolio Smarter Results Across the Web.
Design Sketchers is a comprehensive digital marketing service provider, dedicated to transforming your vision of online presence into a remarkable reality. Our emphasis lies in cultivating robust customer engagement strategies, ensuring an impactful and immersive online experience for your audience...
Location
Modesto, California
Number of Employees
50 - 99
Average Hourly Rate
$1000/hr
Minimal Budget
$50,000 & Up
Portfolios Count
2 Projects Listed
Visit Website View Profile
1.0 1.0 (2)
Geex Arts
Designing Memorable Digital Products
Geex Arts is a digital product design and development agency offering consultancy and end-to-end support for bringing innovative digital products to market. With a prominent international presence and a track record of success across multiple continents, it specializes in design, branding, mobile app...
Location
Mountain View, California
Number of Employees
Under 49
Average Hourly Rate
$99/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
1 Project Listed
Visit Website View Profile
Geletka+
Make Art That Doesn't Waste Time
Geletka+ is an full-service, independent, creative-first agency based in Chicago. We help brands move faster and make a bigger impact by cutting unnecessary process and building integrated teams around the work that matters most...
Location
Santa Monica, California
Number of Employees
Under 49
Average Hourly Rate
$175/hr
Minimal Budget
$25,000 - $50,000
Visit Website View Profile
Commit Labs LLC
Helping Tech Startups, Entrepreneurs and Enterprises Build World-Class Products
We design, develop and deliver high-tech bespoke software solutions for SMEs, Enterprises, Funded Startups and Ventures...
Location
Dublin, California
Number of Employees
50 - 99
Average Hourly Rate
$50/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
1 Project Listed
Visit Website View Profile
Kaaspro
Accelerating Business Growth Through Technology
Kaaspro Solutions is a full-stack IT and product engineering company helping businesses accelerate digital transformation. We specialize in custom software, HRMS & payroll platforms, mobile & web apps, cloud solutions, and AI-driven innovations to build scalable, reliable, and future-ready technology...
Location
Menlo Park, California
Number of Employees
Under 49
Average Hourly Rate
$25/hr
Minimal Budget
$1,000 - $10,000
Visit Website View Profile
4.2 4.2 (12)
TopDevz
Innovative Software Development
TopDevz is an innovative software development and technology delivery partner that brings your ideas and visions to life quickly and cost-effectively by giving you direct access to elite software development experts located throughout the United States and Canada who are rated at the top 1% of their skill...
Location
Sacramento, California
Number of Employees
100 - 249
Average Hourly Rate
$145/hr
Minimal Budget
$25,000 - $50,000
Visit Website View Profile
4.7 4.7 (35)
Design and Test Lab
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...
Location
San Francisco, California
Number of Employees
Under 49
Average Hourly Rate
$49/hr
Minimal Budget
$1,000 - $10,000
Visit Website View Profile
ArkusNexus
Accelerating Progress Through Technology
We can extend your team, expand your products and innovate your current technology...
Location
San Diego, California
Number of Employees
500 - 999
Average Hourly Rate
$100/hr
Minimal Budget
$25,000 - $50,000
Portfolios Count
2 Projects Listed
Visit Website View Profile
4.3 4.3 (14)
Halkwinds
Inspired by Technology
Hawkwinds is a leading Custom software development company specialized in Fantasy Sports, Social network and AI. We build the world’s best fantasy sports software & Social network solutions. Get in touch with us today...
Location
Hayward, California
Number of Employees
50 - 99
Average Hourly Rate
$30/hr
Minimal Budget
$1,000 - $10,000
Visit Website View Profile
Inspironix, Inc.
Inspired IT Solutions
Inspironix provides custom web data system development, and InspiroScan, a high quality, cost effective bubble form solution. Inspironix specializes in serving apprenticeships, K-12 education, higher education, public agencies, and emergency medical services...
Location
Sacramento, California
Number of Employees
Under 49
Visit Website View Profile
FACTn Software
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...
Location
Los Angeles, California
Number of Employees
Under 49
Average Hourly Rate
$45/hr
Minimal Budget
$1,000 - $10,000
Visit Website View Profile
5.0 5.0 (10)
Raindrops Infotech
Mobile App and Web Designing Company in California
At Raindrops Infotech, we prioritize your success through expertise, innovation, and unwavering support. Our skilled team customizes solutions that align with your vision, ensuring you achieve your business goals efficiently. Let us partner with you on this journey!...
Location
Garden Grove, California
Number of Employees
Under 49
Average Hourly Rate
$25/hr
Minimal Budget
$1,000 - $10,000
Visit Website View Profile
OutsourcingDev
For Seamless Collaborations
OutsourcingDev is your expert partner in outsourcing services. Founded by a seasoned data Engineer, we offer customized and high-quality solutions. Our comprehensive services cover the entire development lifecycle, and we specialize in assembling dedicated development teams for seamless collaboration...
Location
San Francisco, California
Number of Employees
Under 49
Average Hourly Rate
$55/hr
Minimal Budget
$10,000 - $25,000
Visit Website View Profile
Rare Crew
Bridging the Gap Between Business and Technology
Rare Crew is a custom software development company with over a decade of experience. Rare Crew develops custom solutions for all kinds of business, from multinational organizations to start-ups looking to grow their business...
Location
Los Angeles, California
Number of Employees
100 - 249
Average Hourly Rate
$50/hr
Minimal Budget
$1,000 - $10,000
Visit Website View Profile
Keeks Creative
We Build, Grow & Transform Brands
Keeks is a creative agency focused on storytelling and design, specializing in developing innovative, thoughtful, and immersive print and digital experiences that seamlessly integrate across a brand's entire ecosystem...
Location
San Diego, California
Number of Employees
Under 49
Portfolios Count
1 Project Listed
Visit Website View Profile
Tech.us, Inc
Build Better Software.
Tech.us is an AI software solutions company that provides AI development, mobile applications, cloud consulting, and IT services. We focus on creating secure, scalable, and innovative technologies that support businesses in their digital journey...
Location
San Jose, California
Number of Employees
100 - 249
Minimal Budget
$10,000 - $25,000
Visit Website View Profile
Metamins
Driving the Digital World Forward
Metamins specializes in creating high-loaded web solutions, mobile applications, and IoT technologies. As a preferred partner for innovation-oriented companies, we provide best-in-class R&D services, extending our clients' reach to millions of users worldwide...
Location
Burlingame, California
Number of Employees
50 - 99
Average Hourly Rate
$30/hr
Minimal Budget
$10,000 - $25,000
Visit Website View Profile
E8 Labs
We Build Startups
E8 Labs goes beyond the typical agency role by providing founders and startups with a distinctive approach to reaching product market fit at an accelerated pace. In addition to developing an MVP, we also prioritize scalability for subsequent versions...
Location
San Jose, California
Number of Employees
Under 49
Average Hourly Rate
$199/hr
Minimal Budget
$25,000 - $50,000
Visit Website View Profile
4.6 4.6 (41)
Bean Machine
Startup professionals you can trust
Founded by a team of seasoned startup professionals, Beanmachine is a dedicated platform designed to assist entrepreneurs and businesses in transforming their mobile or web ideas into reality...
Location
Orange County, California
Number of Employees
Under 49
Average Hourly Rate
$149/hr
Minimal Budget
$10,000 - $25,000
Visit Website View Profile
Bransys
You Set Expectations. We Exceed Them.
Bransys Group was first introduced into the marketplace in 2008 in Skopje, Macedonia, founded by Branko Trajkovski. Bransys is a product-oriented company that makes, develops and sales Hardware and Software, designed for GPS and tracking devices...
Location
Walnut Creek, California
Number of Employees
50 - 99
Average Hourly Rate
$50/hr
Minimal Budget
Under $1,000
Visit Website View Profile
Aunimeda
From The Silicon Steppe To Silicon Valley
Aunimeda Software is a premier IT agency specializing in high-performance Next.js development, international SEO, and strategic branding. Established in 2010, we bridge the gap between US business standards and elite Central Asian engineering. With a 24/7 "Follow-the-Sun" development cycle across our hubs in...
Location
Los Angeles, California
Number of Employees
100 - 249
Average Hourly Rate
$100/hr
Minimal Budget
$1,000 - $10,000
Visit Website View Profile
5.0 5.0 (11)
Folio3 Software Inc.
Automating, and Accelerating Growth With AI Excellence
Folio3 AI specializes in AI and computer vision software development, offering tailored solutions to drive innovation and efficiency for businesses worldwide...
Location
Belmont, California
Number of Employees
500 - 999
Average Hourly Rate
$50/hr
Minimal Budget
$10,000 - $25,000
Visit Website View Profile
Need Help Selecting The Right App Development Agency in California For Your Project?
We'll Find The Best Agencies For You.
TELL US ABOUT YOUR PROJECT

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App Development

Best California Mobile App Developers

Empowering Digital Success With Cutting-Edge Solutions and Proactive Excellence

Your Dedicated IT Products and Solutions Provider

Cloud Web, Mobile, AI & ML, IT Staffing, DataOps

Southern Californias Mobile App experts since 2009

Translating Ideas & Research to Market

Your Software Product Development Partner

LA's Top WordPress, Webflow, and Shopify Digital Agency

Health Tech and Managed IT Services Company

From Application Development to Large-Scale Database Migrations – We’re Mission Ready.

Make the Right Choice.

Software Engineering Design Results.

Your Trusted Partner for Outsourcing IT Projects

Software Done Right!

We Elevate Brands From Good to Great.

Top 1% Tech Talent with 1500+ In-house Developers

One Stop For All Your Technology Requirement

Meticulous Testing, Timely Delivery, Every Time!

Top Augmented Reality & Virtual Reality Agency

Professional Website Design & Development Company in USA.

Design What You Want To Use

Senior Product Designers Embedded in Your Team — Design Systems, Staff Augmentation, and Zero-to-One

Your Technology Partner

We Create Awesome Design

Building Digital Products and Experiences for Ambitious Companies.

Listen. Create. Reimagine.

A complete mobile solutions provider

Redesigning and Modernizing Software and Applications.

Canadas Trusted Partner

Our Creative Portfolio Smarter Results Across the Web.

Designing Memorable Digital Products

Make Art That Doesn't Waste Time

Helping Tech Startups, Entrepreneurs and Enterprises Build World-Class Products

Accelerating Business Growth Through Technology

Innovative Software Development

Mobile reliability guaranteed

Accelerating Progress Through Technology

Inspired by Technology

Inspired IT Solutions

Empowering Innovation, Connecting Excellence

Mobile App and Web Designing Company in California

For Seamless Collaborations

Bridging the Gap Between Business and Technology

We Build, Grow & Transform Brands

Build Better Software.

Driving the Digital World Forward

We Build Startups

Startup professionals you can trust

You Set Expectations. We Exceed Them.

From The Silicon Steppe To Silicon Valley

Automating, and Accelerating Growth With AI Excellence

Mobile App Development Companies in California by City

Related Services in California

Mobile App Development Specializations in California

Popular Services

Latest Trends Related to App Development

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