Top iPhone App Development Companies in California

Researched by:Goodfirms Research TeamUpdated:November 3, 2026

Goodfirms has reviewed 949 iPhone App Development Companies in California as of November 2026. The top-ranked firm is Chop Dawg (5.0 stars, 171 verified reviews, $25 - $49/hr, founded 2009, San Francisco). Across the category, the median hourly rate is $37, median client rating is 4.8, and 40% of firms employ 50+ members. Explore the vetted iPhone App Development Companies in California below, compare their strengths, and connect with the provider best suited to your requirements.

Goodfirms has verified 949 iPhone App Development Companies in California - part of 23,472+ iPhone App Development Companies, each passing Goodfirms' 4-step verification process (background check, client interviews, portfolio audit, ongoing quality review). Listings marked "Sponsored" are agencies that pay for premium placement - sponsorship does not affect star ratings or review content.

Top 10 at Glance

Compare the highest-ranked firms first side by side.

Rank
Company
Rating
Reviews
Hourly Rate
Team Size
Founded
Location
Action

List of Best iPhone App Development Companies in California

Find a iPhone Company Near you
Find a iPhone Company Near you
Service
Hourly Rate
Employees
ReviewsAll Companies
Industry
Client Type
  • Trantor Inc. provide innovative Fintech and Martech solutions to enhance customer experience and help clients achieve their business goals. We also have eight Centers of Excellence providing customized solutions in web, mobile, cloud, business intelligence, data and testing. We are a dual-shore service provider, specialized in internalizing our clients’ business processes and their business objectives. ... read Trantor Inc. reviews & insights

    Trantor Inc. provide innovative Fintech and Martech solutions to enhance customer experience and help clients ... read Trantor Inc. reviews & insights

    $25 - $49/hr
    250 - 999
    2012
    Menlo Park, United States
  • Affordable web design agency and brand development solutions for every niche and need! Semiqolon Solutions is driven by the idea that every business deserves a beautifully executed, ultrafunctional digital presence for their brand. That’s why we combine creativity and connectivity to ensure a seamless experience for your audience on any platform or output.

    Affordable web design agency and brand development solutions for every niche and need! Semiqolon Solutions ... read Semiqolon reviews & insights

    $25 - $49/hr
    2 - 9
    2018
    Roseville, United States
  • Using AI Tools

    • ChatGPTChatGPT
    • ClaudeClaude
    • CursorCursor

    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 global enterprises' systems and workings, we expertly steer our clients through their digital journey. We do it by enabling the enterprise to use Dynamics 365 ... read AlphaBOLD reviews & insights

    AlphaBOLD is a global leader in next-generation business transformation and consulting. We enable clients all ... read AlphaBOLD reviews & insights

    $100 - $149/hr
    50 - 249
    2017
    Carlsbad, United States

    Why AlphaBOLD?

    • Deep Technology Stack Expertise
    • design solutions specifically for complex sectors
    • Advanced Innovation, Transparent Execution
  • We work with Businesses to build their Digital Products with AI & Blockchain First Approach Product Engineering and Digital Transformation - through New Age Technologies, Data & AI, and Automation We collaborate with our clients to challenge the status quo, innovate and design outstanding digital experiences, and create customized digital solutions. Our Data Engineering, Data ... read SapidBlue reviews & insights

    We work with Businesses to build their Digital Products with AI & Blockchain First Approach ... read SapidBlue reviews & insights

    $25 - $49/hr
    50 - 249
    2022
    Sunnyvale, United States
  • CBQA Solutions is a global technology service company specializing in developing cutting-edge Applications, Automation frameworks, infrastructures, and QA processes for Cloud-Based Software, Mobile, Voice, Switching, Routing, Network Management, Wireless Gaming, and Blockchain. We are AWS and Salesforce Partners.

    CBQA Solutions is a global technology service company specializing in developing cutting-edge Applications, Automation frameworks, ... read CBQA Solutions, INC reviews & insights

    $25 - $49/hr
    50 - 249
    2015
    Pleasanton, United States
  • Bitmatica began its journey over nine years ago to help organizations worldwide build great products. We believe the best products come from an incredible team who care deeply about every single detail, from each customer it serves to every line of code it’s powered by. Our passion for great products and even greater outcomes has ... read Bitmatica reviews & insights

    Bitmatica began its journey over nine years ago to help organizations worldwide build great products. ... read Bitmatica reviews & insights

    $200 - $300/hr
    2 - 9
    2012
    San Francisco, United States
  • Best website designing and development services at Qdexi Internet Marketing Agency under guidance of web developers and digital marketing experts. We assure clients for quality image of website on internet by means of trending market strategies.

    Best website designing and development services at Qdexi Internet Marketing Agency under guidance of web ... read Qdexi Technology reviews & insights

    NA
    10 - 49
    2014
    California City, United States
  • Xebrium Inc Xebrium, with the principal business office in San Jose CA, along with its wholly owned product development subsidiary Xebrium Software Pvt. Ltd., with an office in Pune, India, have developed a strong expertise in designing, developing and deploying enterprise based application and products.

    Xebrium Inc Xebrium, with the principal business office in San Jose CA, along with its ... read Xebrium Inc reviews & insights

    NA
    50 - 249
    San Jose, United States
  • Edvenswa Tech Inc is a leading technology solutions company that specializes in providing innovative and tailored services to businesses and organizations across various industries. With a strong focus on delivering high-quality solutions, Edvenswa Tech has established itself as a trusted partner for digital transformation and technology enablement. Established in 2014, Edvenswa Tech has consistently strived ... read Edvenswa Tech, Inc reviews & insights

    Edvenswa Tech Inc is a leading technology solutions company that specializes in providing innovative and ... read Edvenswa Tech, Inc reviews & insights

    $25 - $49/hr
    50 - 249
    2014
    San Jose, United States
  • Empowering Digital Excellence Comrax is a dynamic and forward-thinking technology company that specializes in transforming businesses into digital powerhouses. With a relentless commitment to innovation, creativity, and excellence, we help organizations leverage the full potential of the digital landscape to drive growth and success. Our Vision At Comrax, our vision is to empower businesses to ... read Comrax reviews & insights

    Empowering Digital Excellence Comrax is a dynamic and forward-thinking technology company that specializes in transforming ... read Comrax reviews & insights

    $100 - $149/hr
    10 - 49
    1999
    San Francisco, United States
  • For over 13 years’ experience, we have been delivering solutions that meet challenging industry requirements and the growing demands of an evolving business world by automating complex workflows and making difficult processes easy to understand. We specialise in empowering businesses through software automation using the latest technologies to achieve greater productivity and efficiency. We offer ... read Xetech reviews & insights

    For over 13 years’ experience, we have been delivering solutions that meet challenging industry requirements ... read Xetech reviews & insights

    $25 - $49/hr
    50 - 249
    1999
    San Jose, United States
  • At Inteloraa, we believe technology should be simple, powerful, and designed to make businesses thrive. We are a team of passionate innovators delivering custom software, web development, mobile apps, and digital marketing solutions that align with your vision and goals. Our approach is rooted in creativity, precision, and a deep understanding of how digital transformation ... read Inteloraa reviews & insights

    At Inteloraa, we believe technology should be simple, powerful, and designed to make businesses thrive. ... read Inteloraa reviews & insights

    < $25/hr
    10 - 49
    2018
    Los Angeles, United States
  • Using AI Tools

    • ClaudeClaude
    • ChatGPTChatGPT

    Infoswift delivers end-to-end digital transformation and IT services across the United States. Cloud, AI, app modernization & enterprise solutions. Get a free consultation. Infoswift is a US-based technology partner empowering organizations across every state to accelerate their digital transformation journey. From AI-driven automation to cloud migration and enterprise application development, we deliver IT services built ... read InfoSwift Corp Solutions reviews & insights

    Infoswift delivers end-to-end digital transformation and IT services across the United States. Cloud, AI, app ... read InfoSwift Corp Solutions reviews & insights

    NA
    50 - 249
    2014
    Irvine, United States

    Why InfoSwift Corp Solutions?

    • Industry-focused digital solutions
    • Custom software built for growth
    • Cloud, AI, and automation expertise
  • An award-winning data & AI company dedicated to transforming lives globally through cutting-edge technology solutions. Since its inception in 2012, VentureDive has catalyzed the success of two tech unicorns (Careem & Motive) and spearheaded digital transformations for Fortune 500 companies across BFSI, CPG/retail, healthcare, transportation, logistics, and QSR industries. The company is headquartered in Mountain ... read VentureDive reviews & insights

    An award-winning data & AI company dedicated to transforming lives globally through cutting-edge technology solutions. ... read VentureDive reviews & insights

    $25 - $49/hr
    250 - 999
    2012
    Mountain View, United States
  • Using AI Tools

    • GitHub CopilotGitHub Copilot
    • MidjourneyMidjourney

    CloneAppz is a leading white label and clone app development company helping startups and enterprises launch scalable on-demand mobile and web solutions. We specialize in ready-made and custom app development for industries like taxi booking, food delivery, grocery delivery, fintech, healthcare, and multi-service platforms. Our expert team delivers high-performance iOS, Android, and web applications with ... read CloneAppz reviews & insights

    CloneAppz is a leading white label and clone app development company helping startups and enterprises ... read CloneAppz reviews & insights

    < $25/hr
    10 - 49
    2021
    San Francisco, United States

    Why CloneAppz?

    • Fast scalable app solutions tailored to your need.
    • Fully customizable apps with reliable support.
    • Cost-effective development with proven results.
  • Being a Technology & Solution Consulting company, we co-build technology products to help companies accelerate growth. We achieve this by leveraging our technical, process and domain expertise and access to the best price-for-value Eastern European engineers. Over 100 US-based and 200 worldwide businesses have chosen us as their Technology Consulting Partner. Domain expertise: ∙ Finance ... read AltexSoft reviews & insights

    Being a Technology & Solution Consulting company, we co-build technology products to help companies accelerate ... read AltexSoft reviews & insights

    $25 - $49/hr
    50 - 249
    2007
    Carlsbad, United States
  • Feathersoft is one among the fast growing development firm in USA. We provide services all over USA, Kuwait, Germany, Japan and having the development centre in India. We implement latest technologies and delivers quality services with the help of our professional team of developers.

    Feathersoft is one among the fast growing development firm in USA. We provide services all ... read Feathersoft Info Solutions Pvt Ltd reviews & insights

    < $25/hr
    50 - 249
    1970
    United States
  • Software Development Company Based In Anaheim, California. Specialized in web and mobile apps development.Softxpert has a strong team of well-experienced developers, analysts, and designers that work hand-in-hand to create a reliable, customized software solution for your business. The solution is built according to your business needs and within your budget.

    Software Development Company Based In Anaheim, California. Specialized in web and mobile apps development.Softxpert has ... read Softxpert Software Development Company reviews & insights

    NA
    50 - 249
    Anaheim, United States
  • Spokes Digital is a Best Digital Marketing Agency in California USA. Spokes Digital repertoire of services includes website development services, Mobile app, SEO services, PPC services and Social Media services in San Francisco. We solve problems, make brilliant digital products.

    Spokes Digital is a Best Digital Marketing Agency in California USA. Spokes Digital repertoire of ... read Spokes Digital reviews & insights

    NA
    10 - 49
    2017
    San Francisco, United States
  • Using AI Tools

    • ClaudeClaude
    • ChatGPTChatGPT
    • GitHub CopilotGitHub Copilot
    • PerplexityPerplexity

    NEKLO is an international custom software development partner. Since 2008, we’ve specialized in building and scaling digital products for high-stakes industries, including Healthcare, Fintech, Marketing, Energy, and Construction. With a bench of 200+ engineers and 300+ successful deliveries, we don’t just write code; we architect solutions that solve specific business bottlenecks. NEKLO bridges the gap ... read NEKLO LLC reviews & insights

    NEKLO is an international custom software development partner. Since 2008, we’ve specialized in building and ... read NEKLO LLC reviews & insights

    $100 - $149/hr
    50 - 249
    2008
    Novato, United States

    Why NEKLO LLC?

    • Senior engineers, fast team ramp-up
    • AI & complex systems, not just dev
    • Built & scaled real SaaS products
  • WebDevPlanet is a full cycle development & Marketing company, specializing in Web and mobile applications development, Brand creation, growth, and management. Founded on Open Source and ethical values, we help clients add high-quality capacity and specialist expertise. Ecommerce(Magento, Shopify, PrestaShop etc.) domain is our forte and we provide top-notch services and support to our clients ... read WebDevPlanet reviews & insights

    WebDevPlanet is a full cycle development & Marketing company, specializing in Web and mobile applications ... read WebDevPlanet reviews & insights

    $25 - $49/hr
    2 - 9
    2016
    San Diego, United States
  • We at Fission Labs have pledged to help our clients navigate to their next big product success. We leverage cutting edge technologies such as Cloud, AI, Big Data, IoT, and Machine learning to deliver intuitive, customer-friendly, and scalable solutions that address your core business needs. Our Driving Forces: Integrated Innovation: Innovative solutions and lateral thinking ... read Fission Labs Inc reviews & insights

    We at Fission Labs have pledged to help our clients navigate to their next big ... read Fission Labs Inc reviews & insights

    $25 - $49/hr
    50 - 249
    2008
    Sunnyvale, United States
  • At 360DigitalPro, we discuss, analyze, and brainstorm with you on any ideas you may have to bring your business strategies to fruition. With our fast-paced and effective digital marketing strategies, 360DigitalPro has become well-known in the digital marketing industry in a short time span.

    At 360DigitalPro, we discuss, analyze, and brainstorm with you on any ideas you may have ... read 360 Digital Pros reviews & insights

    NA
    50 - 249
    2022
    Los Angeles, United States
  • Zaczee’s major goal is to deliver a better, more inexpensive design and development solution that suits their budgets, and specific requirements. We work with our clients to help them realize their goals in a short amount of time. Every business has its own set of tasks, but our dedicated single team focuses to understand your ... read Zaczee reviews & insights

    Zaczee’s major goal is to deliver a better, more inexpensive design and development solution that ... read Zaczee reviews & insights

    < $25/hr
    10 - 49
    2022
    Los Angeles, United States
  • As an industry-leading IT development company, we specialize in Product Innovation, Product Development, and IT Consulting. Startups love usbecause of our Agile & Innovative approach, specialized Programs we run for them. MOBIZEAL Apps - co-founder is a USA Patent Holder (issued in 2022) for Fingerprint Technology. we're a community of innovators, dedicated to empowering Startups ... read MOBIZEAL Apps reviews & insights

    As an industry-leading IT development company, we specialize in Product Innovation, Product Development, and IT ... read MOBIZEAL Apps reviews & insights

    NA
    10 - 49
    2012
    Woodland Hills, United States
  • We are a highly skilled team of augmented reality developers. Our 10+ years of experience extend to computer vision, machine learning, and augmented / mixed reality (AR/MR). Years before PokemonGo shook the world with a novel AR-focused “life scale” game, our augmented reality development company was already creating low - lighting AR experiences for theme ... read DAS Labs reviews & insights

    We are a highly skilled team of augmented reality developers. Our 10+ years of experience ... read DAS Labs reviews & insights

    $100 - $149/hr
    10 - 49
    2013
    Rancho Cucamonga, United States
  • At Calibec, we specialize in crafting tailor-made applications designed to meet the unique needs of businesses across various industries. We are dedicated to providing top-notch services to meet your business needs: Custom enterprise software development Single-page applications, API, Wordpress, etc. Custom mobile development. iOS, Android, Cross-platform. Cloud integration services Azure, AWS, Google Cloud. System integration ... read Calibec LLC reviews & insights

    At Calibec, we specialize in crafting tailor-made applications designed to meet the unique needs of ... read Calibec LLC reviews & insights

    $50 - $99/hr
    2 - 9
    2021
    Mission Viejo, United States
  • Intersoftkk Inc. is a global Information Technology and Services Company offering all sorts of web and mobile application design & development, Salesforce & SAP enterprise solutions. We are a leading Digital Transformation Service firm with a rich history that dates back 24 years. We have served over 1000 clients and completed over 550 projects for ... read Intersoft KK reviews & insights

    Intersoftkk Inc. is a global Information Technology and Services Company offering all sorts of web ... read Intersoft KK reviews & insights

    $25 - $49/hr
    250 - 999
    1999
    Sunnyvale, United States
  • AQe Digital is a global software engineering and digital transformation company with 27+ years of experience delivering enterprise-grade solutions. We specialize in custom software development, cloud-native ERP systems, AI/ML-powered analytics, automation (RPA, IoT), enterprise integration, and intuitive UI/UX design. Our team of 650+ engineers and consultants helps businesses modernize legacy systems, engineer scalable SaaS and ... read AQe Digital reviews & insights

    AQe Digital is a global software engineering and digital transformation company with 27+ years of ... read AQe Digital reviews & insights

    $25 - $49/hr
    250 - 999
    1999
    Woodland Hills, United States
  • Using AI Tools

    • ClaudeClaude
    • GitHub CopilotGitHub Copilot
    • ChatGPTChatGPT
    • ReplitReplit
    • CursorCursor
    • + 1 More

    CriticalRiver is an AI-first technology services firm focused on accelerating business outcomes through speed, agility, and innovation. Our North Star for every engagement is the outcome our customers want to achieve. ​​This outcome-led approach is what has made us a trusted partner in the ecosystems we operate in. It is also what is guiding our ... read CriticalRiver reviews & insights

    CriticalRiver is an AI-first technology services firm focused on accelerating business outcomes through speed, agility, ... read CriticalRiver reviews & insights

    $50 - $99/hr
    250 - 999
    2014
    San Jose, United States

    Why CriticalRiver?

    • Salesforce Select Partner, 225 certified experts
    • CMMI Level 3 and ISO 27001 certified delivery
    • Agentforce and Claude AI expertise for your CRM
  • Beyond, Next Fifteen's digital consultancy, was founded in September 2010 by bringing together the different skills of content analytics experts, Context-Analytics, the digital creative talent of Type3 and the communications/PR expertise of Project Metal.

    Beyond, Next Fifteen's digital consultancy, was founded in September 2010 by bringing together the different ... read Beyond reviews & insights

    $200 - $300/hr
    50 - 249
    2010
    San Francisco, United States
  • GlobalLogic is a trusted software development company that is delivering complex solutions worldwide since 2000. It provides all-around services from consulting and prototyping to software maintenance and enhancement. backed by a strong track-record of Innovation, Credilble Investment in Digital Solution and assertion of Commitment to client's Success.

    GlobalLogic is a trusted software development company that is delivering complex solutions worldwide since 2000. ... read GlobalLogic reviews & insights

    NA
    10000+
    2000
    San Jose, United States
  • With an orchard of 20 full-time engineers, project managers, UX/UI designers, and QA specialists, SHOT boasts an impressive slate of employees seasoned in global logistics. We are adaptable and well-prepared to meet all kinds of challenges, especially since the seniority of the team averages out to a whopping eight years of experience. In particular, employees ... read SHOT reviews & insights

    With an orchard of 20 full-time engineers, project managers, UX/UI designers, and QA specialists, SHOT ... read SHOT reviews & insights

    $50 - $99/hr
    10 - 49
    2012
    Los Angeles, United States
  • Welcome to Solution Mentors - Your Trusted Software Partner and a One-stop Shop for All Your Technology Needs! What you need to know: 20+ Years of Expertise: An expert in business process automation, document management solutions development, software modernization, cloud migration, and technical support. Personalized Expert Teams: Creating dedicated development teams and remote R&D centers ... read Solution Mentors Inc. reviews & insights

    Welcome to Solution Mentors - Your Trusted Software Partner and a One-stop Shop for All ... read Solution Mentors Inc. reviews & insights

    NA
    50 - 249
    2002
    Los Angeles, United States
  • The company has been on the market since 2013 starting from outsourcing UI and UX design and growing the diversity of services year by year. Now, Digit Web Studios is a full-stack digital agency with all the specialists required for the efficient creative process from scratch.

    The company has been on the market since 2013 starting from outsourcing UI and UX ... read Digit Web Studios reviews & insights

    NA
    250 - 999
    2015
    San Diego, United States
  • iOPEX is a new-generation Experience Engineering led digital services provider offering Digital Engineering, Transformation, and Operational services. We are process and technology innovators focused on extracting the best out of the investments you have already made. At iOPEX, we help you realize that golden ratio where your technology and business are in complete synergy, making ... read iOPEX Technologies reviews & insights

    iOPEX is a new-generation Experience Engineering led digital services provider offering Digital Engineering, Transformation, and ... read iOPEX Technologies reviews & insights

    NA
    1,000 - 9,999
    2009
    San Jose, United States
  • Moreseos is a design studio founded in USA and expanded our services, and become a multinational firm.With the mobilization of the internet in the 20th century nearly billions of evolved as an online marketplace. At first, it was easy to sell but with the rise in competition, most businesses fail without a solid proof plan. ... read Moreseos LLC reviews & insights

    Moreseos is a design studio founded in USA and expanded our services, and become a ... read Moreseos LLC reviews & insights

    < $25/hr
    10 - 49
    2018
    Clovis, United States

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