Top iOS App Development Companies in California
SelectedFirms reviews agencies and verifies client feedback to support informed decisions. [How SelectedFirms Ensures Trust]
Explore Reviewed iOS App Development Companies in California — Find Skilled iOS 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.
275 Companies
Filter by
-
USA
-
California
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Innovative Experiential Design and Immersive Brand Solutions
We create boundary-pushing brand experiences using cutting-edge technology and immersive design. Specializing in experiential marketing, interactive installations, and ultra-high-definition content, we help brands tackle complex challenges and deliver “never-been-done” activations. Our team blends human-centered design with advanced tech integrations to bring brand stories to life in physical spaces. Trusted by some of the world’s largest brands, we transform visions into unforgettable experiences that engage audiences and elevate brand presence.
View Britelite Immersive ProfileN/A
$50,000+
10 - 49
San Francisco, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Innovative Tech Solutions for Web, MMO, and HR Startups
Since 2005, our expert engineers and designers have launched MMO and web projects. Delivering 25+ long-term solutions for mid to large enterprises—including digitalization, client services, and S(P)aaS—we also innovate in HRTech and HCM startups. We blend creativity and technology to drive business growth and digital transformation.
View Atlantis Profile$50-$99/hr
$1,000+
10 - 49
Newport Beach, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Innovative marketing that drives brands forward.
LiveWebMedia has evolved from supporting small businesses to becoming a full-service digital marketing agency trusted by leading brands worldwide. Combining cutting-edge technology, a creative team of experts, and data-driven strategies, we deliver impactful solutions that elevate online visibility, boost engagement, and help businesses achieve measurable growth in an ever-evolving digital landscape.
View LiveWebMedia Profile$100-$149/hr
$50,000+
50 - 249
Laguna Beach, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Top Websites for Top Businesses
WebsiteDezk is a leading digital marketing agency dedicated to helping businesses grow through data-driven strategies. Our services span custom website design, mobile app development, branding, SEO-optimized content, video production, and full-scale digital marketing campaigns. No matter the project size, WebsiteDezk delivers results-focused solutions designed to enhance online visibility, drive engagement, and give your business a competitive edge in today’s dynamic digital marketplace.
View WebsiteDezk Profile$25-$49/hr
$1,000+
250 - 999
Anaheim, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Digital-first technology services firm
Apexon is a digital-first technology services company that specializes in creating digital experiences that are focused on people and speeding up corporate change. Apexon has been helping clients outperform their rivals via speed and innovation for more than 17 years, regardless of where they are in the digital lifecycle. A wide range of engineering services, a commitment to resolving our clients' most challenging technological issues, and a dedication to ongoing development are the foundations of our reputation. We specialize in three main areas of digital services: data (Foundation, Analytics, and AI/ML); engineering (QE/Automation, Cloud, Product/Platform); and user experience (UI/UX, Commerce). We also have extensive knowledge in BFSI, healthcare, and life sciences.
View Apexon ProfileN/A
$1,000+
1,000 - 9,999
Santa Clara, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
High-Fidelity Software & Design
A group of technologists, developers, designers, and product and marketing specialists, Vynyl creates fantastic software for incredible customers. We have a fully in-house team in the United States. Our specialty is creating distinctive online and mobile applications that closely match the business requirements of our clients while also being technically superior and aesthetically pleasing. High-profile corporations, prestigious universities, governmental organizations, top digital advertising agencies, and a few privately held venture-backed businesses are among our clientele. If you had access to a group of software and design specialists, how would you respond? With Vynyl, what can you create?
View VYNYL ProfileN/A
$1,000+
50 - 249
Laguna Beach, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Full-Stack Software Development with Global Expertise
Softbinator is a full-stack software development company with headquarters in Silicon Valley and Bucharest, delivering world-class digital products to clients across the US and Europe. With 80% of our clients based in the United States, we build dedicated, product-focused development teams that combine technical expertise with a results-driven mindset to turn ideas into scalable, high-value software solutions. We offer end-to-end product development services, including design, coding, deployment, and marketing. Our core services include team augmentation for flexible, skilled support, custom software development tailored to business needs, AI/ML integration for automation and predictive solutions, UI/UX product design for user-centered experiences, and product marketing to maximize go-to-market success. Softbinator stands out for its agile culture, client-centric approach, and English-proficient teams that work seamlessly across multiple time zones. We deliver Silicon Valley-quality engineering at 50% lower cost, offering flexibility, proactive communication, and dedicated support to ensure your project meets its goals. Whether you’re a startup or an enterprise, Softbinator empowers businesses to scale faster, innovate confidently, and bring digital products to life with efficiency, reliability, and measurable impact.
View Softbinator Technologies Profile$50-$99/hr
$100,000+
50 - 249
San Mateo, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Global Web, App, and Digital Marketing Experts
Opal Infotech is a global web design, mobile app development, and digital marketing company with offices in Australia, the USA, and the Netherlands. We help businesses worldwide strengthen their digital presence through innovative and results-driven solutions. Our expert team creates custom websites that are visually appealing, responsive, and conversion-focused, alongside mobile applications designed to boost engagement and business growth. Through powerful SEO strategies, targeted Google Ads, and comprehensive digital marketing campaigns, we drive measurable results for brands across industries. At Opal Infotech, our client-first approach ensures scalable solutions that empower businesses to thrive in today’s competitive digital landscape.
View Opal Infotech Profile$25-$49/hr
$1,000+
50 - 249
Dublin, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Innovative Digital Solutions for Global Business Growth
DS Technologies is a full-service web development and digital marketing agency with over a decade of experience delivering results-driven solutions worldwide. We specialize in custom website development, responsive web design, SEO optimization, and digital marketing strategies tailored to your business goals. With a proven track record of over 990 successful projects across multiple industries, our expert team focuses on creating high-performing, scalable, and visually compelling digital experiences. By combining technical expertise with innovative design, we help businesses enhance their online visibility, generate qualified leads, and drive measurable growth. Our end-to-end solutions, including domain and hosting services, ensure a secure and seamless digital presence.
View DS Technologies (Pvt.) Limited Profile< $25/hr
$1,000+
10 - 49
Los Angeles, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Expert IoT Solutions for Scalable, High-Performance Connectivit
Altiux Innovations is a globally certified IoT product engineering company delivering end-to-end solutions for businesses across industries. Our expert teams provide strategic consulting, IoT architecture design, and deployment services, ensuring projects succeed from concept to maintenance. With innovative middleware and connectivity solutions, including our proprietary BoxPwr platform, we simplify sensor and gateway integration, streamline development, and accelerate time-to-market. We offer turnkey solutions, dedicated teams, or flexible hourly support tailored to your budget and project needs. Trusted by clients worldwide, Altiux Innovations combines technical expertise, innovation, and proven methodologies to transform IoT ideas into scalable, secure, and high-performance solutions that drive business growth.
View Altiux Innovations Pvt. Ltd. ProfileN/A
$1,000+
50 - 249
Milpitas, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Transforming Brands Through Web Design, Apps, and Digital Marketing
Design Premiers is a full-service digital agency dedicated to helping businesses grow through innovative web development, branding, and digital marketing solutions. Specializing in custom website design, eCommerce platforms, mobile app development, and SEO, the agency crafts interactive, user-friendly websites that are visually striking and optimized for search engines. Their team of skilled designers and developers delivers tailored digital solutions, whether it’s building a startup’s brand identity or revamping an established company’s online presence to boost engagement and conversions. Design Premiers offers scalable WordPress and Magento development, ensuring websites meet evolving business needs. With expertise in logo creation, video animation, and brand strategy, the agency builds cohesive visual identities that resonate with target audiences. Complemented by data-driven SEO and digital marketing campaigns, their solutions enhance online visibility and customer retention. By combining creativity with technical precision, Design Premiers delivers high-performance, measurable digital experiences that help businesses thrive across web, mobile, and social platforms.
View Design Premiers Profile$25-$49/hr
$1,000+
50 - 249
Los Angeles, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Your Partner in Creation to Promotion!
They are a technology advice and service supplier with Noida headquarters and the US, UK, UAE, Saudi Arabia, and Kuwait branches. With knowledge, passion, and dedication, they have helped several companies across sectors to become not only effective but also high-performance and useful organizations. Vipra has supplied tiny to large-scale companies across fields, whether it’s just a tiny creation or complicated topic automation, Vipra can bring over the scheduling role, the crew is really great at it. They have key internet and mobile application development knowledge, eCommerce solution, high-end company portals, ERP, CRM, and full digital marketing.
View Vipra Business Consulting Service Profile$25-$49/hr
$5,000+
50 - 249
Walnut, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Providing Websites, Email, and Marketing Solutions to Help Businesses Succeed Online.
As a small business ourselves, we understand the dedication required to succeed, which is why we help companies thrive online with professional website design, email solutions, and digital marketing services. Our goal is to get you online quickly, increase sales, and provide continuous support through a dedicated team. We develop custom software and operate multiple state-of-the-art data centers to ensure top-tier security, reliability, and performance. Our in-house designers and developers consistently deliver innovative features to help your business grow. Trusted by over 40,000 businesses worldwide, we provide personalized, responsive service tailored to meet each client’s unique needs.
View Pacific Software Publishing ProfileN/A
$1,000+
10 - 49
Bellevue, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
IT consulting done correctly!
Diatom Enterprises is a leading custom software development company based in Latvia, originally founded in Canada. With over 18 years of experience, we specialize in delivering high-quality, scalable software solutions for businesses across industries worldwide. Our expertise spans .NET, Blazor, JavaScript, React, Angular, Node.js, and Ruby on Rails, empowering us to build dynamic web, mobile, and desktop applications tailored to client needs. At Diatom Enterprises, we blend innovation, technical excellence, and affordability to help businesses accelerate digital transformation. Trusted globally, we believe in long-term partnerships—many of our clients have grown into friends through years of successful collaboration and shared success.
View Diatom Enterprises Profile$25-$49/hr
$10,000+
50 - 249
Walnut Creek, USA
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
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 ProfileN/A
$1,000+
50 - 249
San Francisco, USA
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
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
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
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
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 ProfileN/A
$1,000+
50 - 249
San Francisco, USA
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
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
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
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 digital commerce experts working with manufacturers, wholesalers and retailers globally, turning ideas into unique customer & content-centric experiences, using a platform-agnostic approach. Since 2010, we have been architecting digital commerce solutions for our clients providing innovative solutions, managing delivery and accelerating the speed at which leading B2B, B2C, D2C and marketplace brands can scale with flexibility their online offerings. We empower enterprises with industry-leading composable commerce solutions through a range of partners which offer PIM, DAM, OMS, MDM, DEM, CRM, CX, omnichannel sales, and marketing business needs. We push ourselves. We push technology. And we push the boundaries of conventional commerce.
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 ReviewsWhy 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.