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Top Software Testing Companies for IT Services

18 software testing companies ranked by rating, review volume and listing quality.

IT services is the broadest label in this directory and covers, at different firms, entirely different work: managed infrastructure and helpdesk, project-based software delivery, cloud migration, security, procurement, or some combination sold as one relationship. Two providers under this heading may have almost nothing in common.

Because the label is wide, the useful filter is the engagement model rather than the capability list. Is this a retained relationship with a service-level agreement and a monthly cost, or project work quoted per piece? Who is accountable when something breaks at two in the morning, and what does the contract actually promise? A provider that answers those precisely is describing a real service; one that answers in capabilities is describing a brochure.

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Between them, the 18 software testing companies on this page cover web development (15), web design (13), eCommerce (11) and iOS app (9). They also list work in United Kingdom and United States of America. 18 of them have written a profile you can read before you get in touch.

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Applause GmbH
Software Testing · Software Development · eCommerce · Also in Germany
Applause GmbH is the German arm of Applause, a software testing company that began as uTest in 2007.
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Testhouse Ltd
Web Development · Web Design · iOS App · Also in United Kingdom
Testhouse Ltd is a software quality engineering firm. It provides testing, consulting and training, delivered on-site, on-shore or off-shore, either as an outsourced service or on…
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Testing Circle
Web Development · Web Design · iOS App · Also in United Kingdom
Testing Circle is a London software testing services company. It provides consultancy and supplies testing staff to clients across the UK and Europe, and it has done so since 2005.
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Tescomus
Web Development · Web Design · CSS · Also in United States of America
Tescomus, trading as Tescom US, is a software testing company in Atlanta, Georgia.
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Testnomics
Web Development · Web Design · iOS App · Also in United Kingdom
Testnomics is a software testing and quality assurance service provider based in the United Kingdom.
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Mtest Labs Limited
Web Development · Web Design · iOS App · Also in United Kingdom
Mtest Labs Limited is a software testing consultancy that also sources technical talent for its clients.
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Perfecto
Web Development · Web Design · iOS App · Also in United States of America
Perfecto provides a cloud-based environment for testing web and native apps.
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2i Testing
Mobile App Development · Web Development · Web Design · Also in United Kingdom
2i Testing is a software testing and quality assurance consultancy that began in 2005.
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TestFort
UI/UX Design · Software Testing · Software Development · Also in United States of America
TestFort is a software testing company that has operated since 2001. It tests applications before release and also tests the AI features built into products.
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Testlio
Software Testing · IT Solution · Quality Assurance · Also in United States of America
Testlio provides software testing through a managed community of testers around the world.
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iLAB
Web Development · Web Design · iOS App · Also in South Africa
iLAB is a software quality assurance company that tests and verifies systems built by others.
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Quantic Lab
Mobile App Development · Web Development · UI/UX Design · Also in Romania
Quantic Lab is an outsourcing company that specialises in quality assurance testing across platforms.
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B
BrowserStack
Web Development · Web Design · Software Testing · Also in India
BrowserStack is a software testing platform that gives development teams access to real browsers, operating systems and phones for checking websites and mobile apps.
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SL
Sauce Labs
Web Development · Web Design · Software Testing · Also in United States of America
Sauce Labs provides a cloud platform where development and quality teams test websites and apps across many browsers, operating systems and devices.
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2T
2i Testing
Web Development · Web Design · iOS App · Also in United Kingdom
2i Testing provides independent software testing and quality assurance consultancy, mainly for UK financial services and public bodies
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SC
SwissQ Consulting AG
Web Development · Software Testing · Software Development · Also in Switzerland
SwissQ Consulting AG helps clients plan and deliver IT solutions so that end users get the functions they actually need.
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SS
Spec Solutions Kft.
Web Development · Web Design · iOS App · Also in Hungary
Spec Solutions Kft. is a consulting company built around the work of Gáspár Nagy and partners.
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QG
QiTASC GmbH
Web Development · Web Design · Software Development · Also in Austria
QiTASC GmbH makes software for automated testing and also runs tests for clients. The aim it states is testing that is simple and realistic.
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Top Software Testing Companies for IT Services

Applause GmbH

Testhouse Ltd

Testing Circle

Tescomus

Testnomics

Mtest Labs Limited

Perfecto

2i Testing

TestFort

Testlio

iLAB

Quantic Lab

BrowserStack

Sauce Labs

2i Testing

SwissQ Consulting AG

Spec Solutions Kft.

QiTASC GmbH

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