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Top Mobile App Development Companies California 2017

Are you looking for top mobile app development companies in California? Here is the list of top mobile app developers from California (iPhone, Android & iPad). Since California is the heart of USA’s technological companies, there are thousands of app development companies in this state. This makes it difficult for budding appreneurs to pick a reliable and efficient mobile app agency for their mobile app project. To make things easier for prospects, GoodFirms have prepared a chart of iconic companies that provide excellent services in mobile app development in California focused on ‘iPhone app development California’ and ‘Android app development California’.

Top Mobile App Development Companies in California | Best Mobile App Developers from California (iPhone, Android & iPad)

Developed 450+ Mobile Solutions For Businesses

LeewayHertz has been building successful mobile solutions since its founding in 2007. Based in San Francisco, LeewayHertz designs and develops innovative mobile apps for some of the world’s most famous brands and small businesses alike. The team is comprised of award-winning designers who deliver beautiful and intuitive user interfaces as well as highly skilled mobile developers who have bro ...

  • Pricing: $100 - $149/hr
  • Location: United States, Canada
  • Employees: 250 - 999
  • Founded: 2007
Services:
Mobile Application DevelopmentiPad DevelopmentiPhone App DevelopmentAndroid App DevelopmentWearable AppsCross Platform Development
Web & Mobile App Development Company

We are an award-winning web and mobile app development company delivering the best-in-class solutions. This top mobile app development company has been successful in garnering the attention of supreme brands like NASSCOM, Scholastic, Seconds, Citrix, Rawbank, Nestle and more. We are one of the leading Android app development companies in the mobile app market that is known for building scalable, b ...

  • Pricing: < $25/hr
  • Location: United States, India
  • Employees: 50 - 249
  • Founded: 2003
Eduardo Pilarz, Business Development Intern at Course Hero
Troy Christmas, Founder at Task Clone
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentCross Platform DevelopmentEnterprise AppsWearable Apps
Leading Mobile App Development Company

OpenXcell is an industry-leading web, software and mobile app development company known for delivering innovative solutions and engaging mobile apps. OpenXcell is renowned as one of the best app development companies in app space with its outstanding capabilities and world-class team of mobile app designers and mobile app developers. The company offers winning app strategies, stunning app designs, ...

  • Pricing: < $25/hr
  • Location: India, United States
  • Employees: 50 - 249
  • Founded: 2009
Swagat Sarangi, Co-Founder at Smytten
Kunal Chokshi, Founder & CEO at dot n pixel - Full Sevice Digital Agency
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentiPad Development
Yield to Nothing

YML is at the forefront in the race of developing smartphone apps by making outstanding apps that excite users’ eyes and sets their thumb on fire. Our teams of iOS app developers and Android app developers are focused on creating world-class mobile experiences that blow the doors off expectations and establish brands as category leaders. We offer everything in mobile – from native a ...

  • Pricing: $150 - $199/hr
  • Location: United States, United States
  • Employees: 50 - 249
  • Founded: 2008
William Anderson, CEO at BrightPlanet
Services:
Mobile Application DevelopmentiPhone App DevelopmentEnterprise AppsAndroid App DevelopmentiPad Development

5. Appster

The App Developer for Entrepreneurs and Start-ups

Appster is the fastest growing app development company with a focus on working with people with incredible ideas. We have a vision of being the most innovative development company in the app ecosystem. Our goal is to crowdsource the most incredible ideas and innovations and partner them with the right people to make them happen. We empower everyday people to build tech companies and ‘disr ...

  • Pricing: $100 - $149/hr
  • Location: United States, United Kingdom
  • Employees: 50 - 249
  • Founded: 2011
Isabel Kuri, Founder at Mittcute LLC
John Licata, Founder at 2MQ LLC
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentiPad DevelopmentWearable AppsCross Platform DevelopmentWindows Development
Mobile&Web development for Startups and Enterprise

Diffco US, Inc. has been in business since 2008 with international arena exposure. We are one of the top mobile app development companies of USA with deep industry knowledge to bring your app vision to life. Our services include web and mobile design, software development, mobile applications (iOS and Android), MVP for startups and product consulting, online marketing and technical support. Wit ...

  • Pricing: $25 - $49/hr
  • Location: United States
  • Employees: 10 - 49
  • Founded: 2008
Valeria Pavlova, Web Content Manager, Online Media at Cyprus Inform
Services:
Mobile Application DevelopmentiPhone App DevelopmentiPad DevelopmentAndroid App DevelopmentEnterprise Apps
Have an App Idea? We'll bring it to life.

Fueled by excellence and founded on expertise, Creative27 is a pioneering app development and design powerhouse that has been making waves in the market. Featuring aesthetically creative and functionally distinctive products across platforms, we have certainly carved a new benchmark in the sphere of iPhone app development in India. Our rich portfolio has been the proud recipient of prestigious awa ...

  • Pricing: $150 - $199/hr
  • Location: United States
  • Employees: 2 - 9
  • Founded: 2010
Loic Maestracci, Product Marketing Manager at Samsung
Manish Dutta, Co-Founder at PensterDocs
Services:
Mobile Application DevelopmentiPhone App DevelopmentiPad DevelopmentWearable Apps
Transform Your Ideas into Innovative Solutions

Clavax is a leading edge software, web and mobile app development company headquartered in San Jose, California. Our top-notch services are backed by a strong team of 200+ highly skilled professionals to deliver innovative, secure and scalable IT solutions to our clients. We act as technology partners by understanding your business challenges and applying the latest engineering technologies t ...

  • Pricing: $50 - $99/hr
  • Location: United States
  • Employees: 50 - 249
  • Founded: 2011
Jeroen Raaphorst, Business Development Manager at Sam Media
Ralph Lauren, Co-Founder at Kemgo Inc.
Services:
Mobile Application DevelopmentAndroid App DevelopmentiPhone App DevelopmentEnterprise AppsiPad DevelopmentCross Platform DevelopmentWindows DevelopmentWearable Apps
WE BUILD WEB & MOBILE APPS FOR THE REAL WORLD

  NMG Technologies is a full-service web & mobile development company providing awesome services to startups and enterprises for the past 8 years. Our expert team of top mobile app developers and talented marketers helps you design, develop and market your app now and in the future by consistently delivering value. - Our clients have been featured on Tech Crunch and Mashable - ...

  • Pricing: < $25/hr
  • Location: United States, United States
  • Employees: 50 - 249
  • Founded: 2008
Mukta Anand, Senior Manager, Marketing & Communications at NASSCOM
Jack Marovets, Owner at Forward My Photo
Services:
Mobile Application DevelopmentiPhone App DevelopmentWeb DevelopmentEnterprise AppsAndroid App DevelopmentiPad DevelopmentWindows Development
We are Like a Boss Creative Design Studio!

The company has been crafting fast and user-friendly native applications for iOS, Android, and Windows Phone since its inception 10 years back. Our highly enthusiastic and passionate team of designers and mobile app developers have developed more than 40 apps having millions of daily active users in total. We accumulate, analyze and create user experience to remove barriers between people and t ...

  • Pricing: $50 - $99/hr
  • Location: United States
  • Employees: 2 - 9
  • Founded: 2016
AI-enhanced Software Development Service

DevTeam.Space is an artificial intelligence enhanced on demand software development service. We bring together the best dev teams and technologies to make remote software development process transparent, efficient, and risk-free. DevTeam Space has an in-house team of highly experienced top mobile app developers and designers. We support you with:  - An exclusive network of ...

  • Pricing: $25 - $49/hr
  • Location: United States
  • Employees: 10 - 49
  • Founded: 2015
Anonymous, Operations Manager at A Property Management & Hospitality Firm
Anonymous, CTO at Software Development Company
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentWeb DevelopmentEnterprise AppsiPad DevelopmentCross Platform DevelopmentWearable Apps
Developing serious software solutions

Intellectsoft offers a robust low-code mobile application platform that allows clients to quickly create engaging branded applications and update them on-the-fly as well as consulting services and full-cycle development of custom software solutions.   With over a decade of experience in developing software for startup, SMB, and enterprise clients, our team is uniquely qualified and capa ...

  • Pricing: $50 - $99/hr
  • Location: United States, United Kingdom
  • Employees: 250 - 999
  • Founded: 2007
Yuliya Karnaukh, Head Of Marketing at SE Ranking
Marcus Chait, Managing Partner at 66mint Fine Estate Jewelry
Services:
Mobile Application DevelopmentiPhone App DevelopmentEnterprise AppsiPad DevelopmentAndroid App DevelopmentWeb DevelopmentCross Platform Development

13. Matellio

Navigating Ideas

Matellio is a software design and development company that provides end-to-end service for web and mobile application development & deployment. We work on a wide range of technologies ranging from open source to proprietary and custom built solutions, to deliver full spectrum of modern services to our customers globally. We stand tall with more than 500+ successful projects delivered to our cl ...

  • Pricing: < $25/hr
  • Location: United States
  • Employees: 10 - 49
  • Founded:
Ahmed Iman, Product Manager Mobile Money at Dhiraagu
Marcel Sanchez, Founder at Imagine Mobile Learning
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentWeb DevelopmentiPad Development
Business clarity. Software craft.

Distillery is a full-service software development company. We work with enterprises, start-ups and entrepreneurs to create new products and fundamentally improve existing ones. We are a seasoned product team that knows what success looks like. With a team of over 100 employees, we bring expertise to a wide range of software and business challenges. We are dedicated to providing an easier path ...

  • Pricing: $100 - $149/hr
  • Location: United States
  • Employees: 50 - 249
  • Founded: 2012
Eric Saleh, President & Co-Founder at Circle For Roommates
Services:
Mobile Application DevelopmentAndroid App DevelopmentiPhone App DevelopmentiPad DevelopmentCross Platform Development
We know how

BLStream is a venture-backed company that develops world-class digital products for leading global companies, including many from the Fortune 500 list. The company is headquartered in Munich, with development centers in Germany and Poland (1,400+ engineers), as well as regional offices in USA, UK and Finland. 

  • Pricing: $50 - $99/hr
  • Location: United States
  • Employees: 1,000 - 9,999
  • Founded: 199
Frank Keeney, Director, Engineering at Blackberry
Anonymous, Director, Engineering at An IoT – Smart Homes Devices Company
Services:
Mobile Application DevelopmentAndroid App DevelopmentiPhone App DevelopmentCross Platform DevelopmentEnterprise AppsiPad DevelopmentWindows Development

16. Stanfy

Your partner in quality app design and development

We are an app design and development company specializing in software solutions for mobile, wearable devices and connected electronics (IoT). Our focus is on making apps easy to use and blazing fast, whether they are designed for heavy video processing or simple utility tasks. We create software for iPhone/iPad, Android devices, Apple Watch, Android Wear and Pebble. We customise Android firmware ...

  • Pricing: $100 - $149/hr
  • Location: United States
  • Employees: 10 - 49
  • Founded: 2005
John Englehart, Director at Chuze LLC
Services:
Mobile Application DevelopmentAndroid App DevelopmentiPhone App DevelopmentWearable AppsiPad Development
Seeding and growing innovative technology ideas.

Kore Innovations was founded in Sacramento, California in 2002.  Our vision is to make the world better by tackling real-world problems through technology.  We work with our clients to develop innovative cloud software, Software-as-a-Service platforms and mobile apps that create business growth and opportunity.  We also seed and incubate innovative new ideas and startups that we bel ...

  • Pricing: $150 - $199/hr
  • Location: United States
  • Employees: 2 - 9
  • Founded: 2002
Chris Spreher, Senior Vice President at TCP Leasing
Marc Gabris, Growth Agent at ValleyExtends
Services:
Mobile Application DevelopmentWeb DevelopmentCross Platform DevelopmentiPhone App DevelopmentAndroid App DevelopmentiPad Development
A Premium Mobile App Development Company

  • Pricing: < $25/hr
  • Location: United States
  • Employees: 10 - 49
  • Founded: 2014
Services:
Mobile Application DevelopmentAndroid App DevelopmentiPhone App DevelopmentCross Platform DevelopmentiPad Development

19. ISBX

We develop apps for brands and businesses.

ISBX is an award winning and industry recognized agency with over 17 years of creating Mobile and Web success for our clients. We offer a full range of interactive marketing and technology services, and build apps and websites for variety of funded startups as well as some of the largest retail, entertainment and consumer electronics companies in the world.  We employ a team of 60 in our ...

  • Pricing: $50 - $99/hr
  • Location: United States
  • Employees: 250 - 999
  • Founded: 2009
Tony Alfaro, Founder & CEO at Ribbon Labs, Inc.
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentiPad DevelopmentWeb DevelopmentBlackberry App developmentWindows DevelopmentCross Platform Development

20. Infinum

Great software for mobile and web devices.

We're an independent design and development agency specialized in mobile and web development, 100 people in 3 offices, creating beautiful software for 11 years.

  • Pricing: $100 - $149/hr
  • Location: United States, Croatia
  • Employees: 50 - 249
  • Founded: 2005
Marko Kovac, Co-founder/CEO at Repsly
Services:
Mobile Application DevelopmentAndroid App DevelopmentiPhone App DevelopmentCross Platform DevelopmentiPad DevelopmentWeb DevelopmentWindows Development
Your Mobile Strategy Partners

Cumulations Technologies is an efficient offshore mobile app development Agency in India & USA having its sales office in Bangalore creates exceptional mobile application development services for Android, iOS and IoT with strong frontend and backend service on various platforms. Our highly skilled and experienced mobile application developer's team develops top-level and feasible ...

  • Pricing: < $25/hr
  • Location: United States
  • Employees: 10 - 49
  • Founded: 2012
Dave Kahng, Co-founder, CEO at Davek Accessories, Inc.
Services:
Mobile Application DevelopmentiPad Development
A CMMi5 Certified Company

Seasia Infotech is a reputed CMMi5 certified company providing web and mobile development and digital marketing services for more than 17 years now to worldwide. It is one of the best mobile app development companies deliver over 500 apps to the clients. Our developers provide end to end services to the clients at affordable cost.

  • Pricing: < $25/hr
  • Location: United States
  • Employees: Freelancer
  • Founded: 1970
Saravanarajan Pandiyarajan, Founder at iLook.com
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentWeb DevelopmentCross Platform Development

23. Wve Labs

App Development, Cloud, & IT Solutions

A young, dynamic, and experienced team that is determined to provide complete end-to-end solutions for your development needs. We make your products as if they are ours and make sure that they are exactly per your requirements and beyond the needs of your users.

  • Pricing: $25 - $49/hr
  • Location: United States
  • Employees: Freelancer
  • Founded: 2015
Sandy Shah, Chief Operating Officer at Compatible Electronics, Inc.
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentWearable AppsCross Platform Development

24. ArcTouch

Mobile & Connected Experiences

ArcTouch helps brands connect more deeply with customers through custom experiences for mobile phones, tablets and smart things. We transform app ideas into experiences for a wide range of connected devices you hold in your hand, wear on your wrist, and use in your home and car.  We like to exchange ideas with our community of customers and partners. Check out our original content and let ...

  • Pricing: $150 - $199/hr
  • Location: United States, United States
  • Employees: 50 - 249
  • Founded: 2008
Jonathan Levey, Senior Digital Marketing Manager at Flexjet
We develop apps and websites that amaze

We are a leading App Development and Mobile Application Development Firm with 55+ professionals based out of National Capital Region in India. We are providing affordable & quality focused services to our partners. We assure you that our services will give you the proper amount of profit margin in your pocket. We being an app development company fabricates relationship on trust, mutual respect ...

  • Pricing: < $25/hr
  • Location: United States, India
  • Employees: 50 - 249
  • Founded: 2011
Anonymous, Owner at IT Startup
Anonymous, Owner at IT Start-Up
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentWeb DevelopmentiPad DevelopmentCross Platform Development

26. Contus

Technology at IT's Best

Contus, A leading Social, Mobile, Analytics, Cloud (SMAC)Company. We've been delivering innovative SMAC solutions through our products and services for our clients in more than 40+ countries since 2008. We operate from India (Chennai) and USA (Sunnyvale) which allows our clients to work with us effectively at ease. Contus has a strong team of 200+ skilled and experienced technology engineers a ...

  • Pricing: $25 - $49/hr
  • Location: India, United States
  • Employees: 250 - 999
  • Founded: 2008
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentiPad Development
Designing Mobile Innovation

Sourcebits is a top-notch mobile app design and development company. Being one of the top 10 mobile app development company, we refine ideas, solve business problems and align teams. We thrive to offer innovative mobile application business strategies. In the glut of ho-hum mobile apps, we don't settle for good. We shoot for amazing, and that's where we can take you. Beautiful user experie ...

  • Pricing: $100 - $149/hr
  • Location: United States, India
  • Employees: 50 - 249
  • Founded: 2006
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentCross Platform DevelopmentiPad DevelopmentWearable Apps
Mobile App Development

Citrusbits is a privately held Mobile App Development Company based in San Francisco, California with offices in San Francisco and Los Angeles. Major clients include: Burger King,  Quiksilver, Inc, Altera, National Geographic, Symantec and CytoSport. 

  • Pricing: $50 - $99/hr
  • Location: United States
  • Employees: 10 - 49
  • Founded: 2007
Anonymous, Creative Director at Bros In Ink, Inc.
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App Development
We Are A Creative Digital Agency

Redlizard Studioz is a mobile app and web solutions convergence company, with the sole purpose of building products that enable clients meet their business goals and objectives. Redlizard studioz, founded by ex IITian's is an organization of IT engineers with an intent to build technical solutions that enable business clients launch their vision. Commitment, passion and attention to detail ...

  • Pricing: $25 - $49/hr
  • Location: United States
  • Employees: 10 - 49
  • Founded: 2013
Michelle Calloway, Founder/CEO at Revealio
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentiPad Development
We Innovate to Create Ideas to Amazing Products

We are a team of experienced experts, innovators, thinkers and great strategist. With over a decade of experience behind us and working with some of the biggest names in the globe. Our approach blends creativity, technique and technology with strategic collaboration.We at AstraQube, Innovate to Design amazing Experience and do purposeful engineering to Delight our clients and partners.

  • Pricing: $25 - $49/hr
  • Location: United States, India
  • Employees: 10 - 49
  • Founded: 2014
Sanjib Sapkota, Co Founder & Business Analyst at OneClikk.com
Services:
Mobile Application DevelopmentiPhone App DevelopmentWeb DevelopmentAndroid App DevelopmentEnterprise AppsWearable AppsiPad Development
Forward Thinking Applied

DBG, founded in 2006, has delivered several top downloaded and award-winning applications across a wide-range of industries, including consumer goods & services, financial services, healthcare, manufacturing & distribution, retail & e-commerce, self storage, and training & marketing. We design comprehensive strategy surrounding custom software application solutions that “dig ...

  • Pricing: $50 - $99/hr
  • Location: United States, India
  • Employees: 50 - 249
  • Founded: 2006
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentWearable AppsCross Platform DevelopmentiPad DevelopmentBlackberry App developmentWindows Development

32. Savvycom

Software Development Outsourcing

Savvycom is a leading software company that specializes in web and mobile application development for startups and SMEs. Not only offering full service of web, cloud & mobile application development, we have been concentrating on delivering smart IT solutions which renders turnkey IT services for all client types. Till now, Savvycom has successfully delivered over 200 premium mobile apps, e-co ...

  • Pricing: < $25/hr
  • Location: Vietnam, Australia
  • Employees: 50 - 249
  • Founded: 2009
Anonymous, CEO at Health & Wellness Firm
Services:
Mobile Application DevelopmentWeb DevelopmentiPad DevelopmentWearable AppsAndroid App DevelopmentiPhone App Development
We Build & Manage Mobile Experiences

July Rapid is an innovation and design focused mobile app development services team of July Systems that works with small businesses, funded startups and large enterprises to build iPhone, iPad, Android, IoT and Wearable applications. True to its name, the rapid team focuses on reducing the delivery cycle with its MVP-First Approach, combining the power of ideation & design driven front-end na ...

  • Pricing: $50 - $99/hr
  • Location: United States, India
  • Employees: 50 - 249
  • Founded: 2001
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentEnterprise AppsWearable AppsiPad DevelopmentWindows Development

34. Ebbex

Building Apps Intentionally

Ebbex specializes in enterprise applications and it provides full-service, mobile consulting and development  services for iOS & Android. We help you understand what truly needs to be built, and when to deploy it and setting your mobile strategy through a consultative process. We also help you define your app's user experience before coding. Front-end Approach: Defining your a ...

  • Pricing: $100 - $149/hr
  • Location: United States
  • Employees: 10 - 49
  • Founded: 2010
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentiPad Development
Full-cycle software dev: IoT, web, mobile, VR

We offer FULL-CYCLE CUSTOM SOFTWARE DEVELOPMENT: IoT, Web, Mobile, VR. || 120+ developers ||| 210+ projects ||| 90+ happy clients ||| RO in San Francisco, CA || R-Style Lab was founded in 2006 as a part of NY-based software house. We began with a sales office in San Francisco, CA and a little R&D center in Minsk, Belarus. And here we are 10 years later – a successful custom softwar ...

  • Pricing: $25 - $49/hr
  • Location: United States, Belarus
  • Employees: 50 - 249
  • Founded: 2006
Services:
Mobile Application DevelopmentAndroid App DevelopmentiPad DevelopmentiPhone App DevelopmentWeb DevelopmentCross Platform DevelopmentWearable AppsWindows Development

36. Unicsoft

Trusted Software Development Partner

Unicsoft is a custom web and mobile software development company with offices in California and Kiev. We are 10 years in the international high-tech market and has successfully delivered 150+ projects. We’ve helped more than 30 companies meet their IT needs by setting up for them a dedicated development team of our in-house specialists. We are a team of highly skilled analysts, software ...

  • Pricing: $25 - $49/hr
  • Location: United States
  • Employees: 50 - 249
  • Founded: 2005
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App Development
We Enable The Digital Experience

PopcornApps is a Systems Integrator focused on Enterprise Mobile and Cloud based enterprise applcations. Our services help enterprise customers realize the value of the mobile channel – Through use of mobile apps, our customers are able to realize greater efficiency amongst their workforce and enhance sales, profitability and customer loyalty. We provide a comprehensive service to our custo ...

  • Pricing: $100 - $149/hr
  • Location: United States
  • Employees: 250 - 999
  • Founded: 2011
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentiPad Development
Silicon Valley's Top App & Web Development Company

Silicon Valley's premium mobile app development and web design company specializes in multi-platform software and connected device innovation. We architect, design, develop, & market apps for iPhone, iPad, Android, & Wearables. We have also designed highly responsive websites for some of the best brands worldwide. 

  • Pricing: < $25/hr
  • Location: United States
  • Employees: 50 - 249
  • Founded: 2007
Services:
Mobile Application DevelopmentAndroid App DevelopmentiPad DevelopmentiPhone App DevelopmentOther Mobile OS Development
Up Work

ITRex Group is a rapidly growing software development company. We work together since 2009 and our team have more than 50 specialists (end of 2014 year). As a customer-centric and quality conscious IT company, we offer a wide spectrum of web services and solutions that help our clients focus on their business needs and release them from the burden of in-house product development.

  • Pricing: $25 - $49/hr
  • Location: United States
  • Employees: 50 - 249
  • Founded: 2007
Services:
Mobile Application DevelopmentAndroid App DevelopmentiPhone App DevelopmentiPad DevelopmentWindows Development

40. FlatStack

We Bring Great Products To Life

Flatstack is a web and mobile application development company specializing in Ruby on Rails, UI/UX, and iOS & Android development. Specializing in staff augmentation, our team of experts will work with you to scale your team so you can build quickly. Our agile methodology allow you to flex up or down on a monthly basis to build products efficiently while meeting the demands of your b ...

  • Pricing: $25 - $49/hr
  • Location: United States
  • Employees: 50 - 249
  • Founded: 2005
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentiPad DevelopmentWindows Development
We Build Things

We are a web design and software development agency based in San Francisco, California and Minsk, Belarus. We believe in building great products by building strong relationships. We've collaborated with a wide range of clients — from idea-stage startups to Fortune 100 companies. We work hard, think creatively, and listen to you.

  • Pricing: $50 - $99/hr
  • Location: United States
  • Employees: 10 - 49
  • Founded: 2010
Services:
Mobile Application DevelopmentiPhone App DevelopmentiPad DevelopmentWindows DevelopmentAndroid App DevelopmentBlackberry App development

42. Yeti

We Build Legendary Experiences

We are Yeti, a San Francisco based development studio dedicated to creating great user experiences that satisfy the business needs of our clients. We specialize in cross-platform applications that excel in mobile and web environments using an open-source, cloud-based development platform. Our system enables quick and cost-effective deployment of robust applications.

  • Pricing: $150 - $199/hr
  • Location: United States
  • Employees: 10 - 49
  • Founded: 2011
Services:
Mobile Application DevelopmentAndroid App DevelopmentiPhone App DevelopmentiPad DevelopmentCross Platform Development
Solutions for Ambient Intelligence

We operate at the cusp of Embedded, IoT and Enterprise Mobility. Our strength lies in create bespoke digital platforms leveraging embedded and enable them via multiple channels such as mobility, portal, etc.  Within embedded, we undertake PCB designing, hardware designing, PCB development, production testing, prototype development etc. to create a digital platform which is customized to organ ...

  • Pricing: $25 - $49/hr
  • Location: United States
  • Employees: 50 - 249
  • Founded: 2008
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentCross Platform DevelopmentiPad DevelopmentWeb DevelopmentWearable Apps

44. Appmakery

Startup app development company

Appmakery is a startup incubator and app development company based out of San Diego.

  • Pricing: $25 - $49/hr
  • Location: United States
  • Employees: 10 - 49
  • Founded: 2011
Services:
Mobile Application DevelopmentAndroid App DevelopmentiPhone App Development

45. Softermii

app development, web development, CRM, MVP, QA

Softermii provides top-notch expertise and end-to-end services to achieve timely and cost-effective results for the web and mobile app development. We also take care of smart and quick MVPs, extensive QA services and UX/UI design through our large team that operates on a world-class basis. Since 2010 we are headquartered in California with an in-house team of professional developers located in Kyi ...

  • Pricing: $50 - $99/hr
  • Location: United States
  • Employees: 10 - 49
  • Founded: 2010
Services:
Mobile Application DevelopmentiPhone App DevelopmentAndroid App DevelopmentWeb Development

Smartphone technology is booming. With Internet and various kinds of apps available in App Stores, the world is now at your fingertips! With more advancement in this technology such as VR and AR, wearable tech, IoT, chatbots and others – we will get to see app market growing even more rapidly. App revolution has transformed the way global companies work and reach out to their customers. This has made even SMB’s and local businesses build an Android app or iPhone app to market their business.

Today, California is one of the world’s largest app economies as large number of companies and start-ups based in California are opting for app route for their company growth. To attract this huge client-base, thousands of app development companies in USA with offices in California are claiming to be the best mobile app development services provider. To help prospects solve this complex puzzle and pick the right firm for their iPhone app development project or Android app development project, GoodFirms have listed the market leading mobile companies in USA.

The highlighted mobile app development companies in California are ranked based on GoodFirms' research methodology that maps each company based on their Quality, Ability, and Reliability to deliver cutting-edge app solutions to their clients. The companies are ranked after the deep and detailed oriented assessment of critical parameters like company’s experience in app design & development, portfolio strength, industry experience, reviews and ratings given by clients and several others.

Visit our ‘Research’ page to find the best mobile app development companies in California. If you think we have missed any mobile app development company in California that deserves a spot in our ‘Directory’ listing, share with us the details of that firm!

GoodFirms