Best Mobile App Developers in New York City

Why These Mobile App Developers?

Our goal is to connect people with the best local experts. We scored New York City Mobile App Developers on more than 25 variables across five categories, and analyzed the results to give you a hand-picked list of the best.

Reviewed Curated Top Picks 360 228 32

Our Selection Criteria:

  • 1. Availability

    Consistently approachable and responsive, so customers never feel ignored.

  • 2. Qualifications

    Building customer confidence with licensing, accreditations, and awards.

  • 3. Reputation

    A history of delighted customers and outstanding service.

  • 4. Experience

    Masters of their craft, based on years of practical experience and education.

  • 5. Professionalism

    Providing service with honesty, reliability, and respect.

Read more about our selection process


Diffco is a Sunnyvale-based IT company that serves clients across New York City. It provides mobile app development solutions and has experience in front-end and back-end development. Diffco also helps protect clients' data through secure architecture development. Its other services include artificial intelligence management. Clients include firms in the gaming, banking, and government sectors. Its CEO, Vadim Peskov, has over a decade of experience in IT. He serves as a mentor in Alchemist Accelerator, a venture capital firm.

830 Stewart Dr Ste 212
Sunnyvale, CA 94085


Colorful Dots, LLC

Colorful Dots, LLC is a New York-based mobile app development company that has been successfully providing its services for 15 years. The firm works with a range of clients including Fortune 500 companies, State and Federal Government agencies, and start-ups. The services that Colorful Dots, LLC offers its clients include iOS and Android development, information architecture, e-commerce solutions, branding, analytics, UX and UI, SEO, responsive website design, and website maintenance services.

Brooklyn, NY 11223

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Rootstrap is a mobile app development company consisting of award-winning designers, developer strategists, and others ready to assist New York clients. With a team of over 100 product designers and full-stack developers, Roostrap has the expertise, tools, and strategies to help both first-time founders and multinational corporations, able to work with iOS and Android systems. The company has worked with big names such as Google, Masterclass, and Quartz, as well as having been named by several mainstream media outlets.

8913 W Sunset Blvd # 1/2
West Hollywood, CA 90069


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