Top Mobile App Development Companies in California
SelectedFirms reviews agencies and verifies client feedback to support informed decisions. [How SelectedFirms Ensures Trust]
Explore Reviewed Mobile App Development Companies in California — Find Skilled Mobile App Developers for Your Project
Certain agencies may be featured through sponsored placements. Rankings and SF Scores remain unbiased and are based solely on our evaluation methodology.
418 Companies
Filter by
-
USA
-
California
0.0 (0 Reviews)
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Where Technology Meets the Mind!
A one-stop shop for online services, Brainwork Technologies provides a comprehensive and significant portfolio of web designing, web development, internet marketing, and content writing. Since our humble beginnings in 2000, we have expanded above our expectations thanks to our commitment to quality and continually expanding techniques to keep up with rapidly developing technologies and customer demands.We have been able to provide services to many clients all around the world thanks to our innate ability to overcome linguistic and cultural boundaries to produce excellent web solutions. We are an Indian company that provides high-quality offshore and on-site services to end users and software development organisations on a variety of hardware and software platforms. Linux, Apache, and Windows are a few of them. In addition, we use modern technologies like PHP and HTML.
View Brainwork Profile
$25-$49/hr
$1,000+
2 - 9
San Diego, USA
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
A pioneer in delivering Business Innovation
ACL Digital is a market leader in design-driven offers for digital experiences, product innovation, solutions, and consulting. We assist in accelerating innovation and transforming businesses at every stage, from strategy to design, execution, and management. Global innovation and a cutting-edge engineering strategy set us apart as collaborators on challenging development projects. Our clients are well-known manufacturers and system providers from the IT and telecommunication, automotive, energy, rail and naval, life sciences, and aerospace, automotive, and energy sectors.We are committed to assisting major Enterprises, SMBs, and start-ups in transforming while keeping user journeys and design at the forefront. ACL Digital, a pioneer in delivering Business Creativity, Integration, and Transformation using Disruptive Technologies, gives business difficulties a competitive advantage, innovation, and new viewpoints.
View ACL Digital Profile
$50-$99/hr
$5,000+
1,000 - 9,999
San Jose, USA
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Website development company USA
Based in Delhi, NCR, Code Calibre is a seasoned web design, development, and digital marketing firm. We are a company that is driven by technology and is taking the next step to become one of India's leading IT organizations. Our initial goal was to provide our local and international clients in the IT industry with top-notch services. We have grown from a modest business to a full-fledged IT firm with a staff of incredibly motivated, hardworking, capable, and innovative professionals.
View Code Calibre Profile
N/A
$1,000+
50 - 249
San Francisco, USA
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Engineering Business Success
Founded by a number of seasoned professionals in software engineering services, G360 Technologies has 75 workers and has offices in the San Francisco Bay Area and Uruguay (previously known as IT Systems). The company has been in business since 2010. Our objective For businesses looking to digitize their workplace, we are the greatest choice. As a Microsoft development partner with Gold status, we specialize in developing.Net and cloud applications, enhanced by Microsoft Copilot for AI and the Microsoft Power Platform. Our dedication to quality and creativity has earned us our clients' confidence as partners. Our encounter With years of expertise in the field, we have worked with businesses of all sizes and in a variety of industries, from vibrant startups to medium-sized businesses. Our constant goal is to assist our clients in boosting sales, cutting expenses, and improving the customer experience. Whenever feasible, G360 technology uses cutting-edge technology like artificial intelligence (AI) to boost our clients' revenue and client retention. Services Development of.Net applications Microsoft Copilot AI application development and deployment Implementing the Power Platform and creating applications Implementation and managed services for Azure Cloud Targeted increase in staff
View G360Technologies Profile
$50-$99/hr
$10,000+
50 - 249
San Mateo, USA
0.0 (0 Reviews)
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
The global leader in no-code development
Based in San Francisco, Airdev is a software development company that specializes in creating robust bespoke web apps at a fraction of the time, money, and effort required by traditional agencies. We accomplish this by combining the best expertise in the business with no-code solutions and a high degree of uniformity. We have assisted hundreds of clients, ranging from Fortune 100 companies to one-person startups, with product launches, process improvements, and hypothesis validation. We specialize on a variety of web applications, such as social networks, productivity tools, process management tools, two-sided markets (like Airbnb for x), and much more. Millions of users and billions of dollars' worth of transactions are supported by our products.
View Airdev Profile
N/A
$10,000+
50 - 249
San Francisco, USA
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
All-in-one Web3 advisory and development
We began as a cutting-edge blockchain strategic advising business in 2012. With an emphasis on Insurtech, FinTech, and DeFi, we have since established exchanges across four continents and collaborated with more than 50 blockchain projects, including as EOS, Bancor, and the HDAC. Through the Blockchain Investors Consortium (BIC), we have expanded a global network of cryptocurrency funds and investors and achieved recognition and success throughout the globe thanks to our dedication to game-changing initiatives. We are now able to go beyond strategic advisory and become a full-service, 360º partner for strategy, software development, and the execution of successful products and services because the projects we have partnered on have a combined market cap of more than $4 billion (as of August 2022).
View Beyond Enterprizes Profile
$50-$99/hr
$10,000+
10 - 49
Los Angeles, USA
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Software Development for Digital Acceleration ?
We create technology that is scalable. Our in-house development procedures provide dependable, user-focused solutions that support enterprise and scale-up businesses' smooth digital transformation. We refer to that as seamless technology. Numerous clients, including Nokia, Thermo-Fisher, and BNP Paribas, have benefited from our assistance in growing. With over 300 projects completed over the past 13 years, we have won numerous accolades, including the UK Top B2B Company in 2021 & 2022, the Top 100 Fastest Growing Companies, the Top 1000 Global Companies in 2020 & 2021, and the Financial Times 1000: Europe's Fastest Growing Companie 2023 & 2024.
View Imaginary Cloud Profile
$50-$99/hr
$25,000+
50 - 249
San Francisco, USA
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Reforming Tomorrows Tech
Greetings from Tech Reforms, your go-to source for complete mobile app development and web design. Change your online presence and establish a stronger connection with your audience. Don't allow your company suffer from a lack of tech skills. To find out how we can assist you in reaching your objectives, get in touch with us right now.
View Tech Reforms Profile
$25-$49/hr
$5,000+
10 - 49
Los Angeles, USA
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Top-Rated Mobile Application Dev Firm
One of the leading software development and BPO organizations in the globe, Sataware provides worldwide clients with dependable and effective BPO outsourcing solutions. We actually offer 24X7 services because we have offices in the USA & India. Finding the ideal technical partner for Web, mobile, desktop application development, and BPO services can be tough, but Sataware stands out for having a solid set of competencies that can help you accomplish your vision. Basically, the safe, scalable, upward-facing, and trustworthy business systems are the focus of our services. Our most creative information technology and software outsourcing services are built with a focus on addressing the particular needs and objectives of our clients. We publicize our high standards through our inexpensive, trustworthy, and high-quality software services.
View Sataware Technologies Profile
$25-$49/hr
$1,000+
50 - 249
Woodbury, USA
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Innovative UI/UX and Webflow Development for Business Growth
Advetfly Solutions LLP is a leading design and development company specializing in UI/UX design, Webflow development, and custom digital solutions. We craft user-centric websites and mobile applications that empower businesses across industries, including healthcare, logistics, education, eCommerce, fitness, retail, pharmaceuticals, and marketing. Our expert team blends creativity with technology to deliver intuitive interfaces, seamless functionality, and scalable solutions tailored to business goals. Beyond design and development, we help brands enhance their digital presence, engagement, and conversion rates through impactful strategies. At Advetfly, we transform ideas into powerful digital experiences that drive measurable results and long-term growth.
View Advetfly Solutions Profile
< $25/hr
$1,000+
10 - 49
Long Beach, USA
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Innovative MAR-TECH Solutions for Growth and Digital Success
Appcode Technologies is a trusted ISO 9001:2015 certified IT solutions provider, specializing in MAR-TECH (Marketing & Technology) services since 2016. Headquartered in Faridabad, India, we deliver innovative digital solutions that empower businesses to thrive in a competitive market. Our expertise spans multiple domains, ensuring comprehensive solutions for our clients: Mobile App Development: We design intuitive and engaging Android and iOS applications tailored to user needs, boosting engagement and retention. Website Development: Our team crafts responsive, custom websites that reflect your brand identity, enhance user experience, and drive online success. Digital Marketing & SEO: We implement strategic campaigns, improve organic search rankings, and increase website traffic, generating measurable ROI. SMO & Mobile App Marketing: Amplify brand visibility on social media platforms and maximize app downloads through targeted marketing strategies. AI, ML & Data Science: Leverage artificial intelligence, machine learning, and advanced analytics to optimize operations, predict trends, and enhance decision-making. Image Processing Solutions: Unlock the potential of image analysis and manipulation for diverse applications, from automation to visualization. At Appcode Technologies, we combine cutting-edge technology with strategic marketing to deliver custom solutions that accelerate growth, enhance digital presence, and create lasting business impact.
View AppCode Technologies Profile
< $25/hr
$5,000+
10 - 49
San Jose, USA
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Innovative Marketing Strategies to Grow Your Business
We are a full-service marketing agency dedicated to helping businesses grow, launch products, and expand into new markets with innovative strategies. Our 360° approach focuses on your unique needs and target audience, allowing us to craft customized marketing campaigns that maximize impact and ROI. By selecting the optimal mix of channels—from digital advertising and social media to branding and content marketing—we ensure your message reaches the right audience. Committed to creativity and continuous innovation, we deliver fresh ideas and cutting-edge solutions that help your brand stand out from competitors and achieve measurable results in today’s dynamic market.
View Pier2 Marketing Profile
N/A
$1,000+
50 - 249
San Francisco, USA
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Boosting Enterprises With AI-Powered Digital Transformation
Brightter is a global AI-powered digital transformation agency dedicated to helping businesses evolve into bold, future-ready brands. We combine artificial intelligence, innovation, and strategic digital solutions to drive growth and efficiency in a fast-changing world. Our expert team delivers customized branding, automation, and technology-driven marketing services that empower organizations to scale and stay competitive. With a focus on collaboration, creativity, and measurable results, Brightter partners with enterprises to overcome challenges and unlock their full potential. Transform your business with AI-driven strategy and digital innovation—choose Brightter to accelerate success and shape a smarter, more connected future.
View Brightter Inc. Profile
$100-$149/hr
$10,000+
10 - 49
San Francisco, USA
0.0 (0 Reviews)
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Setting the Standard for Staff Augmentation and IT Solutions
Cyber InfraStructure INC. (CIS), founded in 2003, is a global IT consulting and staff augmentation leader with offices in Central India, the USA, and the UK. We specialize in delivering top-tier technology solutions, helping businesses scale their teams and optimize operations efficiently. With experience serving over 2,100 clients across 100+ countries, we support industries including education, finance, travel, retail, manufacturing, gaming, and healthcare. CIS is recognized for excellence, holding CMMI Level 3, ISO 9001:2018 certifications, and partnerships such as Microsoft Gold Partner, Magento Silver Solution Partner, and memberships with Drupal and Joomla. Our focus is delivering innovative, reliable IT solutions that drive measurable business results.
View CIS Profile
< $25/hr
$10,000+
250 - 999
San Jose, USA
0.0 (0 Reviews)
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
We are the Experience /
DIJGTAL is a forward-thinking digital agency that prioritizes authenticity, innovation, and human-centered solutions. We partner with startups, large-scale enterprises, and established corporates across diverse industries, applying insights from one sector to deliver fresh, relevant strategies in another. Our collaborative approach bridges the gap between the known and the unexplored, helping businesses uncover untapped opportunities. By combining research, validation, and creative execution, we build solutions that resonate culturally and drive measurable results. At DIJGTAL, we focus on continuous learning, staying relevant, and pushing boundaries—ensuring your brand evolves confidently in today’s fast-paced digital landscape.
View DIJGTAL Profile
N/A
$1,000+
10 - 49
Los Angeles, USA
0.0 (0 Reviews)
0.0 (0 Reviews)
16
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
16
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Make the right Choice
AlphaBOLD is a global leader in next-generation business transformation and consulting. We enable clients all over the US to navigate their digital transformation. With collectively three decades of experience managing the systems and workings of global enterprises, we expertly steer our clients through their digital journey. We do this by enabling the enterprise with Dynamics 365 or Oracle NetSuite core, which helps prioritize the execution of change. We also empower the business with agile digital at scale to deliver unprecedented performance and customer delight. Our always-on learning agenda drives their continuous improvement through building and transferring digital skills, expertise, and ideas from our innovative ecosystem. AlphaBOLD implements Dynamics 365, SharePoint, Power BI, Oracle NetSuite, and many other custom solutions for its customers. From end-to-end digital implementations to planning, design, development, and roll-out of various business applications, BOLDEnthusiasts can deliver it all. AlphaBOLD has developed vertical-specific solutions for Construction, Manufacturing, and Retail companies to help them reach their true potential. AlphaBOLD also offers add-ons that can be installed easily on existing systems and help boost the productivity of an organization significantly. Our add-ons include BOLD-HI, BOLDSync etc.
View AlphaBOLD Profile
$25-$49/hr
$5,000+
50 - 249
Carlsbad, USA
0.0 (0 Reviews)
15
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
15
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Marketing for Digital Natives
As a world leader in digital services, Grazitti Interactive transforms organizations via the use of social media, cloud, mobile, and artificial intelligence technology. Grazitti has been enabling businesses with cutting-edge SaaS products, services, and solutions since 2008. We have enabled more than 1100 different clients, including Fortune 500 giants, fervent non-profits, and agile SMEs, thanks to our dynamic staff of more than 1200 tech experts spread across the US, India, Australia, Canada, and Singapore.
View Grazitti Interactive Profile
$25-$49/hr
$10,000+
1,000 - 9,999
Mountain View, USA
5.0 (72 Reviews)
Verified
Look for SF Verified Agencies
Verified agencies on SelectedFirms have passed credibility checks confirming they are legitimate businesses with a proven digital presence. Explore Verification Process
and has 5+ verified reviews
5.0 (72 Reviews)
0
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
0
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Most Preferred
with active, well-maintained profiles that meet
SelectedFirms' quality and trust standards.
Empowering Digital Commerce Transformation
We are Magneto, a team of mobile commerce experts. Since 2010, we've architected innovative mobile solutions, empowering brands globally to deliver unique, customer-centric experiences. As leading mobile app developers, we accelerate how B2B, B2C, D2C, and marketplace brands scale their mobile offerings. We push technology and the boundaries of conventional commerce, establishing ourselves among the top mobile app developers by crafting flexible, high-performance applications.
See all 7+ Portfolios
$25-$49/hr
$25,000+
50 - 249
New York, USA
Verified Client Review
CRM & Web Development for Promotional Products Company
Reviewed by: Meizi Yu, Production & Logistics at Product Media Group View all 72 Reviews
Why Companies Trust SelectedFirms?
SelectedFirms bridges the gap between businesses and digital service providers as a trusted B2B research and listing platform. With the trust of 14,000+ companies and a growing community of 1M+ users, we empower businesses with reliable insights to make confident decisions.
Human-verified companies
We manually review companies to ensure they meet our quality standards before they appear on the platform.
Research-driven rankings
We rank companies using a clear ranking methodology based on real client feedback, expertise, market credibility, and how well teams execute — not hype.
Always up-to-date insights
We regularly refresh listings with new reviews, portfolio updates, and market changes to keep decisions relevant.
Verified credibility signals
From verified badges to editorial reviews, we highlight companies that show real commitment to quality and transparency.
