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Software Testing Companies in the USA

Attention to detail paves the path to success. If you want to have an awesome application being able to win the hearts of users, each of its details should be not only well-thought-out but also comprehensively and accurately tested. Consequently, it is hardly possible to imagine a software development process without software testing.

However, testing requires not only specific skills and knowledge but also a particular mindset. Therefore, a development team is not able to cope with this up to the hilt. QA engineers both manual and automation are those specialists that can ensure the quality of your software and let you avoid numerous troubles and additional expenses.

There are as many software testing companies in USA as stars in the sky. So there is no shortage of talents. Still, to get the desired results you should hire the best software testing company in US. Where can you find it? The Superbcompanies list of software testing companies in USA is at your disposal! Our team has studied every software testing company in USA and selected only those that are real industry leaders with a stellar reputation, proven track record, numerous awards, best-of-breed specialists, and outstanding customer service. So, check the list out and find your dream partner!

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List of the top software testing companies in the usa

Updated: 27 May 2022
$25 - $49 / hr
USA, Ukraine, Hungary, Poland


DeviQA is a leading software testing company that entered the IT market in 2010. The main activity of the company is quality assurance and software testing - the company provides a broad spectrum of up to 13 software testing services such as Full-cycle Testing, Web App Testing, Automated Testing, Mobile App Testing, API Testing, Dedicated QA Team, QA Outsourcing and others. The team can perform both full-cycle software testing to run a quality product or concentrate only on one kind of testing services by clients' requirement. 

DeviQA works with customers all over the world, and, since 2010, the company has performed over 500 successfully tested applications.

The company selects a unique team for each project, which:

 - gives people the opportunity to enjoy the product by making sure everything works well;

- controls the development process;

- prevents bugs in the software before users find them;

- ensures the quality of the product before the release.

$25 - $49 / hr
200 - 499
United States; India; Germany; United Kingdom


ImpactQA is a full-cycle QA and software testing company with more than 10 years of excellence. The company helps SMEs & Fortune 500 companies to deliver quality engineering, AI based test automation, performance engineering and full suite of continuous and automated testing services throughout the software development life cycle. Their QA Experts are known to deliver software testing services to various business domains such as e-Commerce, Healthcare, BFSI, e-Learning, Media, Logistics, Tourism, Real-Estate and more. 

Looking to outsource your software testing project? Book free consultation session with our experts at 

Why Choose Us? 

  • 10x Faster Time-to-Market 
  • Reduce 40% QA Cost 
  • Accelerated Software Releases 
  • On Demand QA as a Service 
  • Provide Next-Gen Software Testing Solutions 
  • Offer combinations of Oonsite, Oonshore, Off-shore & crowd testing at a reduced cost

Core Services: 

$25 - $49 / hr
50 - 249


TestFort is a well-known software testing firm, specializing in quality assurance and quality control. Among their customers, there are such titans as Skype, AOL, The Huffington Post, and many others. The QA team of TestFort engineers has extensive experience in various types of testing. They guaranty 100% quality of software and tests code to its last symbol! 

Founded in 2001, TestFort today has been a qualified team of real experts in software testing and quality assurance for almost 20 years.

$25 - $49 / hr
50 - 249


QualityLogic is a leading provider of quality assurance tests and software testing services. Since 1986 the QualityLogic has recommended itself as a trustful software testing partner and has already worked in different areas and industries.

The company gives a various list of services from QA to software testing services to worldwide companies of all sizes operating in a different kind of fields. Carrying out the testing of the project, the QualityLogic team concentrates on international quality standards and tests on a variety of servers, user machines, mobile devices. With such an approach to their business, they have been able to gain the trust of customers. Among QualityLogic customers, many successful companies in various industries around the world.

< $25 / hr

QA Mentor

QA Mentor is a New York-based software testing company. Since 2010, for years of existence, QA Mentor was the winner of many prestigious awards. The team provides about 30 QA & testing services for companies working in different fields, and it's more than any other similar company in the worldwide may offer.

QA Mentor is one of the largest companies in the United States in the QA and software testing market. With the headquarters in New York, the company includes studios in more than 12 countries. Today 300 QA experts work in QA Mentor offices. In sum, the company has implemented 876 projects for 437 happy clients in 28 countries.

$25 - $49 / hr


QASource is a leading, highly-trusted QA testing and engineering services company that helps clients across all industries, build better quality software products faster and more efficiently. We've been around since 2002, delivering superior quality QA and development services using a hybrid onsite-offshore model that combines offshore technical talent with U.S. management and engineers embedded in our clients’ engineering departments — enabling them to avoid the risks that often accompany a remote testing team.

With a proven track record of time-bound delivery, exceptional communication and customized solutions, we excel at helping our clients maintain high quality deliverable standards while keeping costs low. In addition to QASource's unique, dedicated engineering team model, our portfolio of services includes QAOnDemand, flexible, pay-as-you-go testing services and MyCrowd, our crowdtesting platform.

$25 - $49 / hr


One of the leading QA providers offering full-cycle QA and application testing services, QA audits and consulting, test automation, and QA outsourcing services. The company was founded in 2003, and its headquarter is located in Lakewood, CO. The company has only three offices - in London, UK, Lelystad, NL, and Minsk, BY. The company employs over 700 people. The A1QA portfolio includes over 1,500 completed projects across such industries as banking and finance, healthcare, education and e-learning, media and entertainment, e-commerce, oil and gas, travel, and hospitality.

$50 - $99 / hr
50 - 249


Abstracta is one of the biggest global leaders in software testing. Established in 2008, the company already has offices in Silicon Valley, Latin America, and the UK. Abstracta is working with not only huge companies but also different startups in industries such as financial, e-commerce, healthcare, and technology. If you look through the list of their clients, you’ll see such companies as Agesic, BlazeMeter (CA Technologies), Acqua di Parma, Verifone, PayGroup, Benefit Cosmetics.

Among their vital services are mobile testing, performance testing, software testing, test automation, and tool development.

PhD-qualified engineers are working intending to reduce costs and risks, speed up time to market, and release with confidence.

$25 - $49 / hr
50 - 249
Ukraine, United Kingdom, United States

Devico Solutions

Devico is an outsourcing software company that has built products at the cutting-edge of technology during the last 10 years. After 10 years, through trial and error, Devico has become domain experts in the Fintech, HealthCare, eLearning, Media and Entertainment industries. From Desktop to Mobile – they offer a brilliant experience guaranteed to fulfil all your needs. Their agile structured teams are very efficient in agile development in continuously changing conditions.

< $25 / hr
10 - 49

Fleek IT Solutions

Fleek IT Solutions is an independent software testing company based in Noida, India. Fleek IT Solutions provides premium QA and full-cycle test management services. Talking about types of services they are providing, there are Functional Testing Services, Mobile Application Testing, Functional Test Automation, Performance & Load Testing, and Accessibility Testing.

Experienced and certified QA experts from Fleek IT Solutions work closely with developers and ensure that our deliverable meets all quality standards. More than 50 companies have trusted their products to Fleek IT Solutions. Digital Bureau, Genesys,, OpenLM, Jobrock, Practical Logix are among them.

United States


NEKLO is a product engineering company and global provider of ecommerce development services, which works to deliver superior software and apps to leverage your growth. We focus on high-loaded web development and integrated ecommerce solutions, as well as provide the full spectrum of Magento-based services. NEKLO has developed more than 30 Magento extensions, and we don't stop there. Our main focus is Magento development. We’ve been working with this platform for 9 years. We have delivered over 50 Magento projects. A big number of them are long-term, and NEKLO continues supporting and maintaining them up to now. Our team consists of 20 Magento developers, and 80% of them are Magento Certified. Besides developers, we also have DevOps, PMs, and QAs in-house. NEKLO's headquarter is located in the USA, California, and the development center - in Minsk, Belarus.
$25 - $49 / hr
10 - 49


UTOR is an independent software testing company located in Ukraine. High-qualified QA team provides a wide range of QA and testing services for companies all over the world to make the application attractive for the end-users. Day by day, QA engineers are improving their skills to make applications better by fixing all the bugs.

Since 2016, UTOR provides Manual, Automation and Performance Testing, and the aim is to decrease risks and increase the quality of the application.

< $25 / hr
United States

Wildnet Technologies Pvt. Ltd.

Wildnet is a 2006 std. innovational software development outsourcing giant. We develop amazingly creative software solutions, online custom web applications, Native and Hybrid iOS, and Android Mobile Apps, Salesforce, and MS Dynamics CRM implementation and customization. We also serve companies with SEO, PPC, and other digital marketing services. Our team is expert in serving 24*7. We have gained a strong foothold in the industry and created a space in the technology domain. 

$25 - $49 / hr
50 - 249


XBOSoft a top-rated quality assurance software testing company. Since 2007 XBOSoft provides a wide range of software testing services as Agile Testing, Big Data Testing, Functional Testing Services, and others. Also, the company provides test automation and software QA consulting.

High-qualified QA team has the ability to work with any framework, platform using different tools in different industries.

The team of 100 experts provides software performance were high-quality over its entire lifestyle. For more than 12 years, XBOSoft been focused only on Software QA & Testing. As a result, among their major clients are Blackline - Financial Accounting Mobile Medsoft - Healthcare Akva - Norwegian Fishery Mgmt Whil - Personal Health Mgmt YouSeeU - Online Education Veterans United - Mortgage Lender.

$100 - $149 / hr
500 - 999
United States

Jade Global

Jade is well-positioned to be your strategic IT services partner. The team creates value through its vast portfolio of IT services delivered by highly skilled and experienced consultants. Our services include business application implementations, integrations, software product engineering, cloud services, technology advisory, testing, and managed services. We have domain expertise in a variety of industries including manufacturing, high-tech, energy, pharmaceuticals and warehouse distribution.

$25 - $49 / hr
10 - 49

Stelo Technology

Stelo Technology could give you the best software testing experience for your business with our proprietary AI technology. The company provides all major services like Manual testing, Automation testing, Security testing, Performance testing and API testing. Yes, it provides you with high-quality, reliable testing services at only a token! 

Its team of experienced testers help clients improve their software quality and achieve their goals. You can build product testing centers with Stelo Technology. The companys team compile teams of certified QA engineers and project managers who work exclusively with you. 

Reasons to hire a top software testing company in USA

We hope that the importance of having your application well tested is clear. Still, let's revise the reasons that prove the fact that collaboration with top software testing companies in USA is indeed beneficial.

   1. Rich expertise

Software testing companies in US can boast of extensive experience and varied domain expertise. They can address any issue, know what to pay attention to, and which tools and solutions to use to get accurate testing results.

   2. Cutting-edge technology

Testing companies in USA are at the front line of technology development and make use of the most advanced technologies that provide extremely accurate and fast results.

   3. The high quality of a software quality

This point in our list is rather obvious and explicit. After all, that is what we pay for, and what is the main mission of any software company.

   4. User satisfaction

This point results from the previous one. A high-quality application has a good chance of successfully hitting the market and sweeping it. Once such an application is installed, users appreciate it and keep using it.

   5. Cost-efficiency

Software testing is not an additional expense but a wise investment. Not only will you have an awesome application but an opportunity to decrease development costs. The earlier bugs are detected, the easier, faster, and cheaper they are fixed. So we recommend you not only hire a software testing company but hire it at the project outset.

   6. High revenue

A high-quality application lets businesses acquire a lot of customers and keep them engaged. It leads to high revenues.

The way Superbcompanies evaluates software testing companies USA

To provide our clients with a relevant list of leading software testing companies US, the Superbcompanies team regularly study and analyze the market and evaluates software testing services in USA against multiple criteria. Some of them you can see below.


The Superbcomanies specialists check how long companies have rendered their services and what the average experience of their teams is.

Track record

We make sure that software testing companies have proven track records. Our specialists study portfolios, case studies, and clientele bases. Attention is paid to the number and complexity of projects.

Team size and composition

We know that you may have a need for the most diverse types of testing services and the most extensive QA team. Therefore, we check whether a software testing company has enough specialists to provide a team ramp-up whenever needed and whether its staff consists of QA specialists with a diverse background to tackle the most diverse testing issues.


We cannot advise you a company that you cannot rely on. Thus, we pick up only those that have a spotless reputation. For this purpose, we carefully study reviews and feedback from former employees and customers on social media profiles and forums.

Awards and recognitions

Attention is also paid to awards, recognitions, and certificates that software testing companies have because they demonstrate their proficiency and experience.


The clientele base can also tell a lot about a company. If among customers of a software testing company there are reputable and well-known companies, it enhances the chance that you can also entrust your project to it.

The list is not exhaustive, still, it can give you a general idea about our way of completing rankings. Besides, you can also use this list whenever you want to compare a few software testing companies US and choose the best to partner with.

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