Software testing is crucial part of the application development. Tech leaders implement testing process in order to develop application or software as per client’s requirements. The concept of software testing involves mobile application testing, automation testing and software quality assurance.

Software development companies can either design software testing process by themselves or they can hire services from testing companies. Today we have listed top software testing companies along with their contact details. You can contact them to hire their services for testing of your software product.

With the help of QA software testing services, you can now build and maintain your team without spending thousands of dollars. You don’t need to worry about outsourcing either!

We have compiled a list of top software testing companies around the world.

List of the Top Software Testing Companies in USA

  • Indium Software
  • QAlified
  • QA Mentor
  • QualityLogic
  • TestingXperts
  • QualiTest Group
  • QA Wolf
  • DeviQA
  • Testmatick
  • Abstracta
  • Belitsoft
  • TestCrew
  • Codoid
  • ScienceSoft
  • Testrig technologies
  • QA Source
  • Sauce Labs
  • A1QA
  • TestFort
  • Oxagile
  • Mindful QA
  • Kualitatem
  • Syndicode
  • Cigniti
  • BugRaptors
  • ImpactQA
  • Global App Testing
  • LogiGear

Indium Software

Indium Software is a global leader in Digital Assurance services with over 2 decades of experience. They offer a wide range of software testing services for next-gen Digital applications. The company has proven experience and expertise working with SMEs, large-scale enterprises, and Fortune 500 clients over the last 20 years.

Indium has been serving clients across several industries including Banking, Technology, Healthcare, Life sciences, Retail, and Education through flexible and scalable delivery models.


Core Services: Application Testing, Performance Testing, Test Automation, Security Testing, Usability Testing, Accessibility Testing, Consulting, and Workshops.

QAlified is a software testing and quality assurance company specialized in solving quality problems by reducing risks, maximizing efficiency, and strengthening organizations.

An independent partner to evaluate software quality with experience in different technologies for any type of software. With more than 600 projects in Banking, Financial Services, Government (Public sector), Healthcare, and Information Technology.

QA Mentor

QA Mentor is a multi-award-winning, ISO certified and CMMI Level 3 appraised Quality Assurance Testing Company based in New York with offices in 12 countries supporting 428 clients globally. They provide over 30 different unique testing services and over 50 different testing types. QA Mentor is the only company who operates in 5 different shifts 24/7 covering all time zones and working on the weekend and holidays. The hourly rates start from only $15 per hour for functional and compatibility testing services. QA Mentor developed 3 unique products: QA Coverage for test management needs, MetricsAlert for metrics and KPIs monitoring and Controller as part of Robotic Process Automation.

Headquarters: New York, USA
Revenue: US $5-10 M
No. of Employees: 200-500

Service cost/Packages:

  • The economy package starts at $15 per tester per hour for Manual Tester.
  • Automation Testing Services start at $19 per hour for Automation Engineer.
  • Performance Testing Services starts at $20 per hour for a Performance Engineer.
  • Security Testing Services starts at $21 per hour Security Penetration Tester.

Core Services: Functional Testing, Automation Testing, Performance Testing, Mobile and Browser Testing, Usability Testing, Web Testing, Security & Penetration Testing, QA Audit.

Prominent Clients: HSBC, Citi, Morgan Stanley, BOSCH, Experian, Aetna.

Verdict: Very flexible engagement models which can fit any budget with on-demand testing and no limitation on a number of hours, 5 shifts operations, 24/7 coverage including weekend shifts, 83+ industry awards, and recognitions.


Headquartered in Boise, Idaho, USA, QualityLogic recognizes the importance of integrating onshore software testing services early into the development process. They understand creating truly quality software requires collaboration between creative developers and a talented QA team—from concept to release. Their onshore test lab delivers outstanding value at economical costs without the culture, distance, and time zone challenges that offshore testing can create.

QualityLogic’s singular passion is helping clients release great, high-quality software — and they have the proven expertise and experience to make that happen. With more than 5,000 completed projects and 35+ years of QA experience, QualityLogic has perfected their testing process, so companies can rest assured they’re making the right decision when choosing QualityLogic as their software & QA testing company.


Headquarters: Mechanicsburg, US
Revenue: US $10-25 M
No. of Employees: 1000-5000
Service cost/ packages: Contact them for the quote.

Core Services: Functional & Non-functional testing, Test advisory and consulting, Some specialized Testing services like Data migration testing Mobile application testing.

Prominent Clients: Clients from banking, financial services, insurance, retail/e-commerce & healthcare industry.

Verdict: Offers flexible solutions as per needs. Perfect in keeping time which offers on-time delivery. ISO certified company.

QualiTest Group

QualiTest is a company that offers software testing services to clients. It helps you to improve your quality and processes with automation and innovative tools. This firm has a testing facility that enables you to manage your software testing with no hassle.

QualiTest company offers on-demand and faster testing services with artificial intelligence. You can visit the website and contact QualiTest to achieve your QA.

  • Founded: 1997
  • Headquarters: USA.
  • Location: America, UK, Europe, India, Canada, Mexico.
  • Employees: 1001 to 5000.
  • Software Testing Services: Managed software testing services, risk-based testing, project-based testing, strategic consultation.
  • Major Clients: MultiPlan, Microsoft, Ministry Health Care, Fuji Medical, AVAYA, Stratus Technologies, Lunchbox, BSkyB, EADS

QA Wolf

QA Wolf is the first end-to-end automated testing company that offers to get engineering teams to 80% test coverage – and they claim to do it in under 4 months. The company is also unique in how they charge which is based on the size of your team versus hourly. QA Wolf is headquartered in Seattle, WA.
Included with their service:

Headquarters: Seattle, WA
Revenue: US $1 – $10 M
No. of Employees: 5-20

Service cost/packages: Fixed pricing with no hourly fees. Contact them for a quote.
Core services: End-to-end test automation for web applications and Salesforce.
Prominent Clients: Not disclosed

Verdict: QA Wolf is the first solution that automatically turns user analytics into automated test cases. This lets the team promise 80% test coverage within 90 days for a fixed rate.


DeviQA is one of the best companies that offers quality assurance and testing services to clients. It provides efficient quality assurance by paying attention to the privacy and security of data storage of customer.

The working process of this software testing company includes quote requesting, proposal making, analyzing the trial result, and initiating the project. It provides services in various sectors like healthcare, business apps, education, travel, entertainment, real estate, etc.

  • Founded: 2011
  • Headquarters: Ukraine
  • Location: Ukraine
  • Employees: 100+.
  • Software Testing Services: Automated testing, DevOps, Performance testing, manual testing, agile testing, API testing, web testing, QA outsourcing, mobile testing.
  • Major Clients: CipherHealth,, AKLIGN, Sprinklr, SoftNAS.


TestMatick is a leading provider of QA services. Its team has deep expertise in various spheres: finance, banking, e-commerce, education, healthcare, entertainment, telecom, travel, aviation, natural resources, and others.

Convenience for its customers consists in the proper mix of technical skills of the team, understanding of the business process, special industry knowledge, professionally built testing processes, and methodology. Its mission is to solve business problems by delivering high-quality services.

The company customizes every testing process and makes it compliant with the client’s goals and desires. Thus, it is always focused on results. The QA team is skilled in using various testing tools, working with modern mobile, desktop, and web technologies. Also, they have 3 flexible QA outsourcing business models.

TestMatick has been on the market for many years, and they are known for providing professional and independent feedback about the quality of the tested software products. This company offers more than 20 types of QA services and hence, it can cover absolutely every need in testing.


Abstracta is a leading, pure-play and independent software testing services company founded in 2008 with offices in California and Latin America. We offer testing consultancy services centered on building custom, dedicated testing teams. Our teams have the added value of being able to leverage all of Abstracta’s collective expertise from years of partnering with clients ranging from startups to enterprise-level companies in a wide array of industries including healthcare, technology, and e-commerce. The Abstracta advantage is based on our intense focus on human connection, research, and development, as well as the quality of the +100 testers who work closely with our clients, caring deeply about their success.

We have a proven track record for finding and applying the industry gold standard tools, practices, and strategies for each engagement while controlling risks and costs effectively.


Belitsoft is a software development company with 17+ years of experience with the aim of delivering effective and quality solutions to its clients. The company does its best to deliver products that accelerate return on investment (ROI) process. Its effective testing can be done in several ways – manually, with or without specific applications, or totally in automated mode. Belitsoft’s well-versed QA team includes experienced test leads, test designers, and team automation engineers who follow the best test automation practices. Belitsoft’s Quality assurance specialists define the most effective test types for each product and offer the optimal plan of testing. Their many years of expertise allow them to bring the client functional, bug-free, stable-working software.


TestCrew is a Saudi-based company dedicated to providing comprehensive software testing services for enterprises worldwide. We deliver premium testing services across industries, corporate bodies, and government entities. Quality is our watchword. We provide firm support while giving you the confidence and resources needed to satisfy the needs and desires of your customers. We are a team of experts who can provide excellent testing services across various industries, corporate entities, and government outfits. We deliver premium quality and outstanding service ensuring that you can display profound confidence about your products and satisfy your customers. Our professional ISTQB certified teams could deliver an extensive set of testing services in Test Advisory & Consulting Services, Functional Testing, Non-Functional Testing, User Acceptance Testing (UAT), Integration Testing, Performance Testing, Cybersecurity Testing, Automation Testing and Integration testing for web services and API’s.


Codoid Innovations is a leading QA Company based out of India with its presence in the United States, Singapore, and Norway. Being a multi-award-winning ISO certified company, they are experts across various software testing verticals like Automation Testing, Mobile-App Testing, Accessibility Testing, ELearning Testing, and more. They even have a strong foothold in various industries like Online Gambling, Trading, Logistics, Telecom, Hotel Aggregation, and so on. Their ISTQB certified software testers ensure the delivery of comprehensive software testing solutions. You needn’t have to take us by our word as they showcase their expertise by offering free Proof of Concepts to their prospects.


ScienceSoft is a global software development and software testing company with headquarters in McKinney, TX. The company has offered software testing services since 1989 and can guarantee its expertise in the testing domain. ScienceSoft provides a wide range of testing services from functional, performance, usability, exploratory, security and penetration testing to healthcare compliance testing. Reliability of services is ensured by ISO 9001 and ISO 13485 certifications. ScienceSoft has expertise in testing all sorts of software, including ecommerce applications, complex enterprise solutions (ERP, CRM, BI), cloud-based software, apps powered by advanced technologies (IoT, big data, blockchain, AI/ML), and many more.

Testrig technologies

Testrig technologies have great experience in incorporating and delivering software testing services to the entire world. Being award-winning automation and QA testing company in India and the US, it hires extremely skillful and experienced quality assurance resources to fulfill complicated testing requirements and deadlines. During the last five years, this company has assisted half of the fortune 500 companies to make sure that their product is flexible and user-friendly for the customers. This company offers services to a wide range of industries including, banking, telecom, healthcare, and manufacturing.

Testring has focused on advanced software testing and selenium automation testing techniques such as mobile test automation, services, and API test automation, DevOps, and agile techniques. This helps various companies to attain the highest business ROI and test coverage.

QA Source

It offers QA services to various industries such as Startup, healthcare, cybersecurity, legal, healthcare, and retail industries, etc. In addition to this, it assists clients in meeting their Salesforce Development Requirements.  Furthermore, the outsourced team will impeccably get incorporated with the clients’ DevOps practice.

With the wide variety of testing services that the company offers, it has the best team that has extensive domain knowledge and in-depth knowledge of various user scenarios. The company’s test automation process helps to provide customers with quick release cycles. It has proficiency in numerous technologies such as ApacheJavaMySQLVBScript, etc.

Sauce Labs

Founded in 2008, it is a California US-based company that offers a cloud-based test platform. It performs continuous, automated, and live web and mobile app testing for businesses of any size. The core services include; test analytics, visual testing, cross-browser testing, real device cloud, and adding simulators and emulators.

Sauce lab offers a complete continuous testing cloud, one combined platform for Testing functionality, visual regression, and front-end testing. It is scalable for continuous development and continuous integration.


It is headquartered in Colorado, USA. It provides software testing and quality assurance services to various industries. A1QA works on values that include teamwork, collaboration, constant innovation, and delivering value, etc. this can work in flexible time zones. It offers a complete package of SQA services. The main services encompass automation, web application, consulting, and full-cycle testing.

With experience of over 15 years in the software testing industry, this company has effectively accomplished 1500 projects. It offers adjustable time zones and expertise in various domains.


It was initially a software development company that created a subdivision called TestFort. TestFort contained a team of more than a hundred skilled QA engineers who had complete knowledge of testing for mobile and web, cross-platform and software solutions. Their QA team is committed to bringing innovative solutions for making the best QA process.


Oxagile smears its latest technology to deliver digital transformation for global corporations and SMEs. It has experience of more than fourteen years in software development services. After this, it decided to introduce automation testing services that guarantee reduced human errors, more cost-saving, and faster time to market.

It functions on an agenda that carries

  • Industry-standard tools,
  • Automation best practices
  • Reporting

In addition to this, it guarantees seamless and quick integration in the organization’s work plan generates faster results.

Mindful QA

It is an award-winning software testing company based in the US, known for donating 10% of its profit for charity purposes. Its core services include; web testing, mobile app testing, software testing, automated testing, and performance testing. The other services provided by this company include QA recruiting, User experience consulting, Backup coverage, regression testing, QA for digital agencies, and express testing.


It is a renowned agile-based company providing QA and infosec auditing services for more than ten years. This company has overcome all sorts of hindrances in technical grounds. It has played a significant role in making advanced development models for mega enterprises and corporates. Kualitatem has resolved hundreds and thousands of software testing issues. This has led customers to create a user-friendly product.

The services provided by kualitatem include; security testing, functional testing, performance testing, mobile app testing, software testing, automation testing, and much more.


  • Syndicode is a Ukrainian full-cycle software development and testing company. This means that the company not only develops but also handles manual and automatic testing of software!
  • Getting started starts with business analysis + QA and ends with product release and maintenance.
  • Areas covered by Syndicode:
  • Marketplace building
  • Software Testing
  • Development of SaaS solutions
  • Web and mobile applications
  • WordPress solutions
  • MVP production and more
  • Syndicode is well versed in large projects, covering more than 140 end-to-end solutions in various fields and raising over $ 400 million in investment. Engineering teams are committed to Agile development for greater productivity. This contributes to the rapid development of the development and testing process, as a result of which costs are reduced.
  • By continually improving their skills and implementing experience, Syndicode engineers are best at ensuring the safety that helps the company’s children maximize their benefits. They emphasize the importance of applications and error-free operation and conduct rigorous testing to minimize code errors and exceed customer expectations.


Headquartered in Texas and Irving, Cigniti is one of the leading software testing companies. It is known for adopting up-to-date testing methodologies and industry standards. Its core services include; quality assurance, advisory and transformation, quality engineering, digital assurance, and next-generation testing. This company claims to have worked with more than fifty companies from the list of fortune 500. It offers a cloud-based service that enables customers to attain comprehensive dashboards, in-depth vulnerability reports, and recommendations.


It offers wide-ranging services from consulting to support/testing services. It delivers extraordinary quality by applying cutting-edge technologies and tools. It can function with several test models such as Agile and Sequential. It offers maintenances for all kinds of mobile apps such as hybrid, web, and native.

The main services include; testing consultation services, specialized QA services, automation testing services, and standardized QA services. With experience of testing more than 252 web apps and 500 mobile apps, Bugraptor supports more than 100 mobile devices.


This is one of the best QA consultant and software testing company. Impact QA has headquarters in Dallas, New York, Munich, and New Dehli. This company is one of the pioneers in providing software testing services around the world. They have a clientele of approximately more than 250 companies including startups and multinationals.  ImpactQA is known for having the best QA resources that deliver a consumer-centric approach. This helps them to attain a rank in the list of top software testing companies. Their key services include; AI testing, DevOps testing, cloud testing, security testing, IoT testing, performance testing, Mobile app testing, and automation testing. 

Global App Testing

Global app testing provides innovative testing solutions to all of its customers. The main aim is to assist testing teams and QA engineers to eliminate challenges related to releasing the high-quality app. It is one of the most trustworthy quality assurance service providers. They have manual testing and augmented automation testing to enable companies to attain an effective transition to deliver top-quality products with the least testing efforts. Global app testing has assisted more than 105 countries with 25000 quality assurance professionals utilizing real devices in a practical environment.


Headquartered in California USA, it has an experience of more than 25 years of providing software testing solutions to startups and enterprises. It offers solutions for continuous testing, selenium automation, test automation, and test architect and mobile testing.

The core services incorporate performance testing, load testing, automated testing, functional testing, game testing, and API testing. The clients get cost-effective, reliable, and flexible solutions. It also offers expert manual testing services for projects with crucial deadlines. In addition to this, it also offers offshore testing and development.


The list of companies mentioned above will play a key role in assisting all the software development companies in taking the correct decision. This is because, it provides a detailed overview of the performances, services, and achievements of the top 16 software testing companies in 2022.

There are various companies that provide services at different levels. So, whenever a company wants to outsource its Quality assurance process, it can refer to the list and ensure that its business is following the right track. Selecting the correct quality assurance partners will help you to bring an expert team that can take care of all your software testing needs.

What is Testing as a Service?

Testing as a Service (TaaS) is an outsourcing model in which software testing is carried out by a third-party service provider rather than employees of the organization. In TaaS, testing is done by a service provider that specializes in simulating real-world testing environments and finding bugs in the software product.

TaaS is used when:

  • A company lacks the skills or resources to carry out testing internally
  • Don’t want the in-house developers to influence the results of the testing process (which they could if done internally)
  • Save on Cost
  • Increase the speed of test execution and reduce software development time.

How to select a Software Testing company?

Following are the main aspects that you can keep in mind while selecting a software testing company:

  • Find out the company that has worked on similar projects you already have.
  • Check facilities and domain expertise of software testing company.
  • Focus on skills and experience of QA team.
  • Are you able to make a long term relationship with the company?
  • It should have the capability to manage frequent requirements updates, changes, and strict deadlines.
  • Focus on a range of testing services offered by companies.
  • Consider the technologies, frameworks, and methods that they use.
  • Check the ability to design a proper testing plan and collaboration strategy.
  • Their attitude to security issues.