Top App Development Companies for Quality Assurance

Between them, the 23 app development companies on this page cover android (17), eCommerce (11), information technology (10) and financial services (8). They also list work in Maharashtra. 23 of them have written a profile you can read before you get in touch.

1. 1

   

   21CN

   Web Development · Mobile Development · Android

   21CN runs as a software and testing house that designs, builds and tests digital products.

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   Why #1: Founded 2009, as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

2. 2

   

   KudosIntech Software Pvt. Ltd.

   Web Development · Web Design · React · Also in Gujarat

   KudosIntech Software Pvt. Ltd. is a software company with an offshore development centre in India, set up in 2011.

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   Why #2: Founded 2011, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

3. 3

   

   Dew Solutions Pvt Ltd

   Supply Chain, Logistics, and Transport · Hospitality & Leisure · Information Technology · Also in Pune and Delhi NCR

   An Indian IT consulting and product engineering firm offering software, UX, cloud, data and AI services to startups and enterprises

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   Why #3: In business 14+ years, as stated on its own website, read 29 Sept 2026

   Not yet on record: client reviews, vetting.

4. 4

   

   X2 Mobile

   Mobile App Development · Web Development · UI/UX Design · Also in Romania

   X2 Mobile is an app development company with offices in a historic building on a river bank, according to its own site.

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   Why #4: Founded 2013, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

5. 5

   

   iapp Technologies LLP

   Web Development · UI/UX Design · iOS App · Also in Georgia and Sandwich

   iapp Technologies LLP is a software development company that builds AI-powered products, mobile apps, websites and custom software.

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   Why #5: In business 12+ years, as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

6. 6

   

   Infoleven GmbH

   Supply Chain, Logistics, and Transport · Information Technology · Financial Services · Also in Germany

   Sofia-based web and mobile development company working long term with corporate clients and on projects for smaller firms

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   Why #6: Founded 2015 · Team of 40+, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

7. 7

   

   Greyloops

   Information Technology · Android · eCommerce · Also in Seattle

   Greyloops is a software development company. It says it has more than fifty engineers and over ten years of experience delivering products for start-ups and for firms with older…

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   Why #7: In business 10+ years, as stated on its own website, read 29 Sept 2026

   Not yet on record: client reviews, vetting.

8. 8

   

   Ellocent Labs

   Information Technology · Financial Services · Software Development

   Ellocent Labs is a software development company that builds enterprise software, AI solutions and cloud-based applications.

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   Why #8: Team of 40+ · Project numbers stated on its own website, as stated on its own website, read 29 Sept 2026

   Not yet on record: client reviews, vetting.

9. 9

   

   Innovecs

   Supply Chain, Logistics, and Transport · Mobile App Development · Advertising & Marketing · Also in Kyiv

   Innovecs is a software engineering company that uses AI-assisted delivery and helps businesses take AI from strategy into production.

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   Why #9: Client numbers stated on its own website, as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

10. 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
11. –

    

    Agile Freaks

    Consumer Products & Services · Information Technology · Real Estate

    Agile Freaks is a Romanian software development company whose team of more than 40 developers handles projects end to end.

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    On record: Team of 40+, as stated on its own website, read 28 Sept 2026

12. –

    

    D X Technologies LLC

    App Development · Backend · Cloud

    D X Technologies LLC is part of DX Business Group, a Dubai company that develops software, mobile apps and websites for entrepreneurs, startups and larger firms.

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    On record: Team of 50+, as stated on its own website, read 28 Sept 2026

13. –

    

    Appnex IT

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

    Appnex IT is an IT services company formed when a group of developers who had served clients individually came together under one name.

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14. –

    

    Aragon Advertising

    US performance marketing company running a pay-per-call network, affiliate programmes and lead generation for advertisers

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15. –

    

    Connect Solutions

    Machine Learning · Android · Outsourcing · Also in London

    Connect Solutions is an offshore outsourcing company in Lahore, Pakistan, that develops business software and websites.

    Write a review
16. –

    

    CoreScripts Technologies LLP

    Web Development · E-Commerce Development · eCommerce · Also in Maharashtra

    Software services firm offering product engineering, testing, cloud migration and business intelligence to SMBs and enterprises

    Write a review
17. –

    

    Dev and Deliver

    Consumer Products & Services · Advertising & Marketing · Financial Services · Also in Poland

    Dev and Deliver is a Polish software house working from Kraków that builds web and mobile products on React, Next.js and Node.js.

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18. –

    

    Devnosys Technologies

    Information Technology · Android · Outsourcing

    Devnosys Technologies is a software development company that builds web and mobile applications and custom software.

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19. –

    

    DevsAxe

    Information Technology · Android · eCommerce

    DevsAxe, registered as DevsAxe LLC, is a software consultancy that builds web and mobile applications and custom business software.

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20. –

    

    Equator Technologies

    Supply Chain, Logistics, and Transport · Mobile App Development · Hospitality & Leisure · Also in Washington and Coimbatore

    Equator Technologies is an IT services company that builds web and mobile applications and tests software for businesses ranging from small firms to large enterprises.

    Write a review
21. –

    

    HashTag Labs Private Limited

    Android · React · Magento

    HashTag Labs Private Limited is a software company that builds apps and business software.

    Write a review
22. –

    

    Igodev LLC

    Advertising & Marketing · Financial Services · App Development · Also in Ukraine

    Igodev LLC builds mobile applications for startups and small to medium-sized businesses.

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23. –

    

    JatApp

    Mobile App Development · Information Technology · Financial Services · Also in United States of America

    JatApp is a software development company that builds custom applications for clients while also developing its own products.

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24. –

    

    Miquido

    Mobile App Development · Web Development · UI/UX Design · Also in Poland

    Miquido is a Google-certified software development company based in Poland. It designs and builds mobile products and AI systems, mainly for businesses that depend on their apps.

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