Last updated 05 September, 2019

Top 10+ Mobile App Development Companies & Expert App Developer California 2019

Listing the elite and most immaculate among the top mobile app development companies and firms is our prime motto at TopDevelopers. We believe in providing the best, probably the most comprehensive companies so that our visitors could get their one-stop solutions. We comprehend in-depth analysis in the process of company selection and filter it at many levels so that only the best comes out. With the plethora of options regarding mobile app development companies available for the users, time becomes an important factor. Thus at TopDevelopers, we render simple and lucid searching options so that the visitor gets the best possible result according to their query and search.

List of Leading Mobile Application Development Companies & Top App Developers in California - September 2019

List of Leading Mobile Application Development Companies & Top App Developers in California - September 2019

Algoworks_logo

Featured
Simplifying Technology • Smartly • Globally • Disruptively
Founded : 2006
Employees : 251 to 1000
Hourly Rates : $26 - $50

Algoworks is an IT service provider recognized globally as technology experts with offices in Sunnyvale, California and Noida, India. Algoworks provides technology services ranging from consulting to development/customization and support/testing services in software product engineering. We follow a consultative-driven approach for providing end-to-end expertise in bespoke mobility solutions. We have acute finesse in Blockchain development and CRM technologies like Salesforce and unmatched excellence in ECM technologies. Algoworks' Business Intelligence department further helps decorate your business…

Review by Mudit Singh
I had an amazing experience with Algoworks while working with them. The way they managed our project was applaudable. They are really skilled and knowledgeable. They are hardworking and honest, and punctual…
Konstant Infosolutions _logo
Featured
Top Web & Mobile App Development Company
Founded : 2003
Employees : 51 to 250
Hourly Rates : Up to $25

Konstant Infosolutions is a globally recognized mobile app development company. Known for offering trendiest of solution in various mobile categories, this firm comes up as a great blend of experience and agility for more than 14 years now. The company is worth many awards and credentials from global guilds – won over the years. With latest of practices and processes in place just take them for anything that falls in your recent checklist. Whether it is about developing or consulting – if it’s Konstant you are sorted. Having served more than 40 verticals in the leading categories of iOS,…

Review by Josh Varvil
I had a product in mind to be built on both mobile and web platforms. I searched many companies online and only after I shortlisted a few of them and after several rounds of interviews I chose to go with…
Prismetric_logo

Featured
Delivering Quality Products and Premium Services
Founded : 2008
Employees : 51 to 250
Hourly Rates : Up to $25

Prismetric is an ISO 9001:2015 Certified Mobile App Development Company having a development center in India with offices in USA & Brazil that offer exceptional applications development for iPhone, iPad, and Android devices along with other web services to provide end-to-end solutions. We have a strength of over 80+ highly skilled and competent mobile app developers and designers working with a sole mindset of customer satisfaction.Since its inception in 2008, the company has always followed a vision to provide customized technology solutions that delight clients and today have turned…

Review by Quyen Balter
What impressed me about Prismetric are their experience and their ability to give me feedback to constantly improve the design and flow to market the app. After the app was released I showed my app to…
Cumulations Technologies_logo

Featured
Your Mobile Strategy Partners
Founded : 2012
Employees : 11 to 50
Hourly Rates : Up to $25

Cumulations Technologies is one of the best Enterprise Mobile Applications Development Companies in USA and India. Our expertise lies in building Android and iOS applications supported by a strong cloud based backend infrastructure. We have developed numerous mobile apps for different sectors ranging from IoT, healthcare & entertainment. We have delivered high-quality products with 100% customer satisfaction. Our key focus is Internet of Things(IoT), having expertise in different IoT protocols we have delivered solutions successfully to our customers. We are one of them who understand the buzz…

Review by Himanshu Gupta

My overall experience with Cumulations Technologies has been great. They really spend a lot of time and effort in creating an application. Overall I was very much pleased with final application. If…

Dev Technosys Pvt Ltd_logo

Featured
Inspired By Thoughts
Founded : 2010
Employees : 51 to 250
Hourly Rates : Up to $25

Devtechnosys an ISO: 9001 : 2008 certified web & mobile applications development company having head-office in India. Dev Technosys is a global leader in mobile app and website development. Drawing on a vast pool of talent, resources and technology, the company has achieved ISO certification and employs a team of over 70+ highly-skilled, dedicated workers. What sets us apart is our unending commitment to customer-satisfaction, and an unrelenting drive to excel. It’s this passion for excellence which has helped us cultivate a successful history of digital solutions for SMBs and enterprise-level…

Review by Deepak Kumar
They delivered a visually-appealing and fully-functional app in a remarkably short period of time. The Dev Technosys’s team is accommodating with change requests and showed great skill at bringing ideas…
Fueled_logo
There's an app - then, there's a Fueled app.
Founded : 2010
Employees : 51 to 250
Hourly Rates : $151 - $200

We are a team of strategists, designers, and developers passionately pursuing the bleeding edge of mobile apps that drive real value for users. We come to work in the morning to build the best apps for the best clients. It's what makes us tick.

Fusion Informatics_logo

Leading AI, Mobility, Blockchain, IoT, Cloud Solution Provider
Founded : 2000
Employees : 51 to 250
Hourly Rates : Up to $25

Fusion Informatics is a Leading AI, Mobility, IOT, Block chain & Cloud solution provider, IT outsourcing company with a focus on implementing high-level technology solutions & services. We transform businesses through our extensive specialist knowledge and the status of the design Imaginative. We are 18 + years Software Development Company having global services in India (Bangalore, Ahmedabad), UAE, Europe, and the USA.An ISO 9001:2015 Certified & Quality Mark Award Winning Company, founded in 2000 and worked on 5000+ companies with 1000+ Mobile Apps. Our services are  working…

Review by Joseph Rossignol

We approached Fusion Informatics for an idea to develop a finance wallet application on both Android and iOS platform. The main intention of our app is to transfer money from various location from…

111 Minutes_logo
Mobile and Web. Branding, Design, Coding.
Founded : 2007
Employees : 11 to 50
Hourly Rates : $26 - $50

We are digital product studio founded in 2007. Our team is passionate about creating mobile apps and websites that people use and fall in love with.We provide growth-oriented services that match needs of idea stage startups and help to evolve well-running business.StrategyOur Define and UX Design Strategy Stage helps clients to shape product vision, uncover opportunities and make well-grounded decisions.DesignHigh-end design is derived from product idea and explicitly uncovers it for users. One of our aims is to build a strong interrelation between technological capabilities and design solutions.Languages…

OTS Solutions_logo

Digital Solutions, Cloud, CRM, Enterprise Mobile
Founded : 2002
Employees : 51 to 250
Hourly Rates : Up to $25

OTS Solutions is global Digital Technology consulting company headquartered in Dallas TX with offices around the world. We at OTS believe strongly in innovation and lead by providing technology solutions to real life business problems to increase quality and efficiencies in processes.We believe in providing a rare mix of technology and business experience and knowledge at our client’s disposal to help them lead and stay ahead of the curve at all times.

I am very much satisfied with the team for developing mobile application for both platforms. The team did a marvelous job and always adhered to the timelines and plan of actions. Their execution was great…
Clavax_logo
Transform Your Ideas into Innovative Solutions
Founded : 2011
Employees : 251 to 1000
Hourly Rates : $26 - $50

Clavax is a leading web and mobile application development company headquartered in California to deliver the best-in-class solutions. With the vision to serve more users across the globe, we also have our presence in Australia. We have successfully developed several applications for some of the top brands like Aurora Lightings, Auction, Honeywell, VTI Instruments and many more. We have also delivered more than 450+ projects to over 150+ clients.We are team of Developers of the Smart Era. We are a unit of tech thinkers & inventors dedicated to fabricating your aberrant Ideas into the Digital…

Robosoft Technologies_logo
Simplifying Lives with delightful digital experiences
Founded : 1996
Employees : 251 to 1000
Hourly Rates : $51 - $100

Robosoft is a full-service digital experiences agency. We offer a comprehensive end-to-end solutions in digital advisory, design strategy, UX/UI, Application Development & Maintenance and engineering services including emerging technologies like AR / VR, wearables, chatbots and more. Work with some of the leading enterprises in the world have over two decades of experience in software development.

Dom & Tom_logo
Do Good. Be Good.
Founded : 2009
Employees : 51 to 250
Hourly Rates : $151 - $200

Dom & Tom is a product agency that helps Fortune 500 companies and next generation startups build the future of digital. We support our client's strategic initiatives first and foremost through open collaboration, forward-thinking user experience, engaging design, and cross-platform development for web, mobile, and emerging technologies. Dom & Tom has launched 400+ web projects and 120 native mobile applications with teams located in New York, Chicago, and Los Angeles.

Seamgen_logo
Top Web and Mobile Application Development Company
Founded : 2008
Employees : 51 to 250
Hourly Rates : $101 - $150

// Company Overview \​\ From San Diego to Seattle, we design and develop top websites and mobile applications for growing startups and enterprises. We're positioned as an industry-leading mobile and digital agency on the forefront of technology—our team specializes in full-stack development and we’re experts in user experience design, web apps, and mobile apps. We work with brands across a wealth of different verticals including Healthcare, Hospitality, and Automotive. For each, we get to know their business and their customers, and intimately craft custom software solutions that provide…

Simform_logo
Simplify your digital transformation
Founded : 2010
Employees : 51 to 250
Hourly Rates : $26 - $50

We’re a tech company with a mission to help successful companies extend their tech capacity. Founded in October 2010, we have helped organizations ranging from Startups that went public, to Fortune 500 companies, and WHO backed NGOs.Simform helps companies become innovation leaders by delivering software teams on demand. We help you - choose the right technologies to invest in, decide on the best architecture and processes to follow, and oversee the successful delivery of their software projects.

Evrone_logo
Web design and development company
Founded : 2008
Employees : 51 to 250
Hourly Rates : $51 - $100

Evrone is an engineering company successfully delivering high-quality digital products for more than ten years. With extensive experience in a wide range of modern software technologies, we are here to help you to design unique complex web projects and startups.

Founded : 2001
Employees : 51 to 250
Hourly Rates : $151 - $200

Fuzz as a mobile app development company believes in multi disciplinary approach for the product development cycle. A clear value of preposition for the app and the role it is going to play in the app market with their experienced developers ready to exploit path-breaking technologies.

Founded : 2003
Employees : 251 to 1000
Hourly Rates : $26 - $50

Established in India in 2003 and having collaborated with 1000+ clients around the world, Expertsfromindia.com, a Trademark of Cyber Infrastructure (P) Ltd, is one of the most professionally recognized software development companies having tremendous experience in developing custom software and applications for industries like manufacturing, automobile, transportation, gaming, music and many more. We are focused on our clients, and help them transform their ideas into working software products, and connect their legacy business systems to digital channels. Our mission is Ensuring the success of…

Founded : 2003
Employees : 51 to 250
Hourly Rates : $26 - $50

Your challenge is our inspiration — we build customer software solutions for the most challenging of projects. Since 2003, ISS ART’s custom software developers have been helping the world’s top companies to turn their dreams into reality. Our focus: - Machine Learning - recommendations, prediction, forecasting, classification  - Computer Vision solutions - OCR, pattern recognition etc. - Image Processing - Natural Language Processing & Text Analysis - syntax, semantics, sentiment analysis, computational linguistics - IoT solutions - smart homes, smart offices. Our key technologies: - Python,…

Binariks_logo
Software development outsourcing, Dedicated Team,Web, Mobile Application, Android, IOS
Founded : 2014
Employees : 51 to 250
Hourly Rates : $26 - $50

Binariks is a software development outsourcing and consulting company headquartered in the USA with development centers in Ukraine. We leverage 20 years of IT experience to help startups and established businesses achieve success by creating winning products, teams and custom.We partner with various organizations ranging from startups to big enterprises helping them to achieve business success by creating winning products and teams while leveraging lean principles.How do we work?Binariks propose a variety of different engagement models to keep the relationship on the highest possible level. We…

Founded : 2008
Employees : 251 to 1000
Hourly Rates : $151 - $200

Y Media Labs, an apex product design and app development service provider believes in providing authentic visual design, testing, and similar services for iOS, Android and responsive Web. YML hold expertise with VR, IoT and Artificial intelligence in addition to providing Web development services.

Raizlabs_logo
We Innovate to make a Difference
Founded : 2003
Employees : 51 to 250
Hourly Rates : $151 - $200

Raizlabs focus on providing unique approach to a wide range of mobile app services and are formidable on the niche mobile app development services front. The organization is among the top names in providing cross platform app services and also focuses on building native apps.

Founded : 2008
Employees : 51 to 250
Hourly Rates : $151 - $200

ArcTouch provides A to Z service in creating custom experiences for phones, tablets and wearables. The organization believes in delivering long term mobile strategy, user experience (UX & UI) and crisp visual design so as to maintain the accurate lifecycle management of the app.

IQVIS _logo

Software Development Company
Founded : 2006
Employees : 51 to 250
Hourly Rates : $26 - $50

IQVIS is a leading software development company covering wide areas of services including enterprise mobility solutions, startup solutions, emerging tech solutions, staffing solutions, cloud solutions & MVP development solutions. 

Review by Tim Boucher
We were not only looking for a software that was error-free and caters to our needs but also scalable. Unlike other companies, we had a better experience with IQVIS who worked hard to deliver the best…
TechAhead_logo
Leading The Emerging Future
Founded : 2009
Employees : 51 to 250
Hourly Rates : $26 - $50

TechAhead is a 150+ people Mobile Consulting, Design and Custom Apps Development Company with the presence in Los Angeles, New Jersey and New Delhi-NCR (India). TechAhead believes in engineering products that are scalable, intuitive, and built around the user. From mobile apps and websites to emerging technology applications like cognitive personal assistants – we create digital experience solutions for our clients that drive engagement and loyalty. Through apps, we have created success stories for Startups and Fortune 100 companies alike across multiple verticals including Insurance, Finance,…

Droids On Roids_logo

Even Facebook Fell in Love with Our Open Source!
Founded : 2011
Employees : 51 to 250
Hourly Rates : $51 - $100

Droids On Roids is a mobile & web development company from Poland, est. in 2011 ABOUT USThe latest and coolest tech. 100% office-based team of 55+ talented professionals. A flawless development process improved and refined over the years. These are just few of our business drivers which make us the leading mobile & web solutions provider. By delivering top-notch applications & designs, we’re helping our clients to achieve their challenging business goals. We have already completed over 60 projects for 107 clients from around the world (USA, Canada, UK and more). Among our…

Review by Franciszek Czachorowski
Droids on Roids designed and developed iOS and Android apps to help healthcare providers calculate factors for patient treatment. The app had to be sleek and useable in any healthcare environment. The…
Mobulous Technologies_logo
We Build your Next Generation App
Founded : 2013
Employees : 11 to 50
Hourly Rates : Up to $25

We, Mobulous, are the top rated mobile app developers having 5 years + expertise in creating innovative and out of the box native applications. With over 300+ native android and iOS apps developed, our team have achieved diversified experience in various domains. Now, we are extending our arms with a strategy to share our magnificent experience and skills with esteemed organisations and individuals. Mobulous Technologies is a key player in mobility space with a team of 60+ creative and passionate experts.Vision: “We offer high-quality services in terms of managing and exceeding our client's…

SteelKiwi Inc._logo

Web development, Mobile development, Outsourcing, iOS, Android, Python, Django, QA, Consulting, Business
Founded : 2011
Employees : 51 to 250
Hourly Rates : $26 - $50

Steelkiwi development provides full-cycle of web and mobile development, bringing your idea into reality!We're working inside two cozy development offices in Odessa and Vinnitsa (Ukraine) and have sales representatives in Israel and Slovakia. Core service of our company is web-development using python/django technology stack, followed by most modern frontend technologies like angular.js. We are actively expanding our development service and always open for any kind of cooperation. Besides our company includes brilliant mobile-development department, which includes both most popular platform…

Review by Nikola Ninković

Even though there is a time difference between our locations, SteelKiwi has been online whenever we needed them for status updates. We used Slack for communication, where we had channels for developers…

IndiaNIC_logo
Transforming your Ideas. Digitally.
Founded : 1997
Employees : 251 to 1000
Hourly Rates : $26 - $50

Seeing the clients passionate about their idea makes us excited. We always look for new ways to provide solutions and create a better product. Founded in 1997, we've served more than 3000 businesses across the globe with stunning enterprise apps, web solutions and design.MOBILE APPSFrom B2B or B2E apps for enterprises, small businesses, and startups, we have a proven track record of creating high-impact, result driven and engaging mobile apps on all popular platforms with Native, Cross-Platform, and Hybrid Technologies.MOBILE GAMESCreating games is the most energetic part of our business. Our…

Hidden Brains_logo
Web & Mobile App Development Company
Founded : 2003
Employees : 251 to 1000
Hourly Rates : $26 - $50

We are a leading Enterprise Software & IT consulting company. Hidden Brains takes pride to serve clients across various business sectors, all over the world for over a decade with superior quality technologies and ideas. We are one of the pioneers in the world of information technology. We consider the requirements of our clients as the top-most priority. Hidden Brains is empowered by highly skilled team of experts who provide world-class services and solutions to our customers whilst ensuring high returns on their investments. With ownership and stringent quality control measures, we provide…

Distillery_logo
Distillery is an international full-service software design and development company based in Los Angeles, California.
Founded : 2012
Employees : 51 to 250
Hourly Rates : $101 - $150

We are an award-winning mobile app developer with an absolute commitment to helping our clients succeed. When entrepreneurs and enterprises need a software development company they can trust to deliver clean, top-quality, no-nonsense work on time and on budget, they call Distillery. We help startups and entrepreneurs to accelerate, scale, grow, and thrive. We help enterprises to expedite development while staying lean and agile. Our trusted software developers are available to augment our clients’ in-house teams as needed or work with them on a project basis. We provide services related…

Founded : 2005
Employees : 11 to 50
Hourly Rates : $51 - $100

STANFY has a team of competent mobile app developers that provides iOS, Android app services and also excels in chat bots and IoT app development process. The organization focuses on implementing cutting edge technology that produces state-of-art apps for the best results.

Saritasa_logo
Empowering Clients with Technology!
Founded : 2005
Employees : 51 to 250
Hourly Rates : $101 - $150

Saritasa is a full source Mobile App, Web, Software, Systems Architect, and IoT Solutions provider that efficiently implements the design, development, and integration of complex technologies. Our clients include innovative SMBs, progressive corporations, and enterprises across multiple verticals including life sciences, commercial, industrial, and high technology.

Software Developers Inc_logo
Silicon Valley's Top Web and Mobile App Development Company
Founded : 2007
Employees : 51 to 250
Hourly Rates : Up to $25

Silicon Valley's Top Web and mobile app development 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. SDI has 5000+ clients; 200+ certified professionals and UI/UX experts; 30+ marketing strategists who work from our offices in California, Australia, London and India. We have delivered 1500+ apps for various platforms and industries like: Automobile, Enterprise, Finance, Utility, Games,…

Reinvently_logo
We design and develop smart and beautiful apps to reinvent your business
Founded : 2010
Employees : 51 to 250
Hourly Rates : $51 - $100

We are a mobile strategy, design, and app development agency. Whether it be startup or global brand, we are dedicated to making your app reach your goals.

Uptech_logo
Apps for bold ideas | Mobile & Web developers
Founded : 2016
Employees : 11 to 50
Hourly Rates : $26 - $50

Uptech is a Ukrainian outsourcing mobile and web development company. We create mobile apps and websites from the very scratch.What services we provide:Discovery Stage (Business analysis)UX/UI designMobile App DevelopmentWebsite DevelopmentDesign Sprint (generate and validate the solution to the idea/problem)What apps we create:Native iOS and Android appsCross-platform mobile apps (using React Native)Web appstvOS appsChatbotsBy working with us, you not only get a 5-star product. You get smooth communication, full support, and openness. Why? UPTech is fully transparent and honest. This lets…