Top App Development Companies in the USA

Between them, the 600 best-ranked of these 781 app development companies cover eCommerce (187), medical (160), information technology (146) and business services (141). They also list work in California, London, York and Ahmedabad. 600 of them have written a profile you can read before you get in touch.

1. Also listed, not yet ranked. We hold nothing checkable on these yet that ranks them here: no client review, vetting, award, expert review, or fact stated on their own website (and on a place ranking, where they are based). They follow in order of their TrustList Score. How TrustList ranks · Get vetted, free
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   5StarDesigners Ltd.

   Arts, Entertainment & Music · Business Services · Financial Services · Also in London

   Starting an app project usually means choosing a platform, a framework and a team all at once.

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   On record: Office in United States

3. –

   

   648 Group

   Mobile App Development · Web Design · iOS App · Also in United States of America

   648 Group designs and builds web and mobile applications for companies of all sizes.

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   On record: Based in Bucharest, Romania and Aliso Viejo, California

4. –

   

   ABAL Technologies, Inc

   Cloud

   ABAL Technologies, Inc is an IT consulting and staffing company based in Hamilton, New Jersey.

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   On record: Based in Hamilton, New Jersey, United States

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   Accelerance

   Supply Chain, Logistics, and Transport · Information Technology · Financial Services

   Choosing where to build software, and with whom, is a decision many companies take without much first-hand evidence.

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   On record: Address in United States

6. –

   

   Accelor Technology Services

   Accelor Technology Services brings brand design, interface design, software builds and conversion testing together under one team.

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   On record: Office in United States

7. –

   

   AcclivousByte

   Software house building mobile apps, websites, custom software and AI projects, with offices in Ireland, the US and Pakistan

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   On record: Office in United States

8. –

   

   Active Ennovations

   Information Technology · Business Services · Software Development · Also in California

   Operating from Los Angeles, Active Ennovations builds communication and operations software for service businesses.

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   On record: Based in Los Angeles, California, United States

9. –

   

   ActiveData Digital Marketing

   Working from Naples, Florida, ActiveData Digital Marketing plans and carries out digital strategies for businesses. Its premise is that the website comes first.

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   On record: Based in Naples, Florida, United States

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    Adbay.com

    Advertising

    Adbay.com is the former name of Kalen Marketing Solutions, a marketing and advertising agency in Casper, Wyoming.

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    On record: Based in Casper, Wyoming

11. –

    

    Agency Partner Interactive LLC

    Consumer Products & Services · Advertising & Marketing · Information Technology

    Dallas web design, app development and digital marketing agency serving healthcare, e-commerce, education and SaaS firms

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    On record: Based in Dallas, Texas, United States

12. –

    

    Aim Edge Apps

    Consumer Products & Services · Business Services · Financial Services · Also in Florida

    Based in Orlando (Maitland), Florida, Aim Edge Apps describes its trade as taking ideas that have already been tested and building them into software that works.

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    On record: Based in Orlando (Maitland), Florida · Boutique

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    AIMLEAP

    Consumer Products & Services · Arts, Entertainment & Music · Energy & Natural Resources · Also in Georgia and Bengaluru, India

    Offshore developers for hire, plus AI agents and data tools, serving buyers in the USA, Canada, Australia and India.

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    On record: Address in United States

14. –

    

    Akruto, Inc.

    Android · Cloud · iPhone

    Akruto, Inc. makes AkrutoSync, a program that keeps desktop Outlook in step with a phone or tablet.

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    On record: Address in United States

15. –

    

    AktivaMedia

    AktivaMedia is an agency in Central America that supports e-commerce brands selling through Shopify.

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    On record: Based in Central America

16. –

    

    Alabama Website Solutions

    Android · Security

    Montgomery-based Alabama Website Solutions builds and promotes websites for small and corporate clients in the state, and also works on mobile apps, brand identity and video.

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    On record: Based in Montgomery, Alabama, United States

17. –

    

    Alfa Jango

    Security · Booking · Messaging

    The software studio Alfa Jango, based in Ann Arbor, Michigan, builds products for startups, and it describes founders as its core clients.

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    On record: Based in Michigan

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    All About IT Inc

    All About IT Inc trades as AAITPRO and presents itself as a technology partner for businesses going through digital change.

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    On record: Based in Texas, USA

19. –

    

    AOX Apps®

    Business Services · Staff Augmentation · Android · Also in India

    This software company works from India and describes itself as a well-established offshore developer.

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    On record: Address in United States

20. –

    

    Apex Consultant

    IT Services · Medical · Creative

    Apex Consultants, which also trades as Apex Consultant, is an IT recruitment and consulting firm with an office in Fairfax, Virginia.

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    On record: Based in Fairfax, Virginia, US

21. –

    

    Apex Global Solutions

    Financial Services · Web Development · Real Estate · Also in Pasadena and Los Angeles

    Working from Los Angeles, California, Apex Global Solutions combines web development with graphic design.

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    On record: Based in Los Angeles, California

22. –

    

    App Development Atlanta

    Mobile App Development · Mobile App · App Development · Also in Atlanta

    Mobile apps from first plan to release are the work of App Development Atlanta. It builds for iOS and Android, and cross-platform apps too, then keeps apps updated after launch.

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    On record: Based in Atlanta, Georgia, USA

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    App Makers LA

    Mobile App Development · Web Development · Web Design · Also in United States of America

    App Makers LA is a US agency that designs and builds mobile apps and websites.

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    On record: Based in Los Angeles, USA

24. –

    

    App Studio Inc

    Mobile applications are the product of App Studio Inc, and it describes its audience as business owners on one side and gamers on the other.

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    On record: Based in United States

25. –

    

    Appddiction Studio

    Medical · Agile · Scrum

    San Antonio firm offering software development, DevSecOps and Agile training, low-code migration and healthcare staffing

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    On record: Based in San Antonio, Texas

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