Here is complete list of Top Software Testing Companies, QA Tester for 2023
1. BugRaptors:
https://www.bugraptors.com
BugRaptors is a certified software testing company with extensive experience as a third party testing vendor and effectively proven as a global leader in software testing & QA services provider.
Our strategic initiatives, communication, and commitment to quality exceed expectations of clients looking for low-cost and high-quality outsourced software testing solutions.
Services Provided by BugRaptors:
Web and mobile testing solutions, Automation Testing Solutions, Game testing services, Security Testing Services, Performance Testing Solutions, ERP Testing Solutions, Agile and DevOps testing, Hybrid Test Automation Framework, Cloud testing Services, Big data testing, Regression testing, Installation testing, Usability testing services
Key Clients:
2. QA Mentor:
https://www.qamentor.com
QA Mentor is multi-awards winning a CMMI Level 3 SVC + SSD v1.3 appraised, ISO 27001:2013, ISO 9001:2015 and ISO 20000-1 certified leading software testing company headquartered in New York. With 318 global QA resources in 8 different countries offering more than 30 QA Testing Services and covering all time zones, QA Mentor is a global leader in Software Quality Assurance and Testing space. Serving 427 clients from Fortune 500 to start ups in 28 countries, QA Mentor supports applications in 9 different industries. With unique products propositions from a crowdsourcing platform with a pool of 12,000 crowdsourced testers to a test management platform, unique and economical services offerings and QA education from e-learning and corporate training, QA Mentor continues its growth, expansion and footprint around the globe.
Services Provided by QA Mentor:
API Testing, Functional Testing, Mobile Testing, Automation Testing, Performance Testing, Security Testing, Compatibility Testing, Game Testing, Localization Testing, Crowdsourcing Testing, Database Testing, Big Data Testing, Artificial Intelligence Testing, Localization Testing, QA Audit & Transformation, E-Learning & Corporate Trainings, On-Demand Testing
Key Clients: HSBC, Citi, Morgan Stanley, BOSCH, Aetna, Experian, eBay
3. Testhouse:
https://www.testhouse.net
Testhouse is a thought leader in Quality Assurance, software testing, and DevOps space. The company was founded in the year 2000 in London, UK, with a mission to contribute towards a world of high-quality software. It also has offices and operations in the Middle East, the USA, and an offshore development center in Trivandrum, India. For 20 years, Testhouse has been helping businesses across the globe deliver great user experiences through innovative QA solutions and a unique off-site, on-site, and offshore delivery model. The company’s highly customizable software testing and quality assurance solutions ensure the shortest turnaround times to improved business efficiencies and return on investment. Testhouse is also a certified Microsoft Gold partner and leading DevOps practitioner. Testhouse is a fast-growing global organization with a strong presence in the Middle East, the USA, and India in addition to the UK and Europe.
Services Provided by Testhouse:
Automated Testing, Mobile Testing, Web Testing, Performance Testing, Security testing, Mobile Automation Testing, Dedicated QA Team, Software Testing Consultancy, QA Outsourcing, Microsoft Dynamics 365 testing, consulting & training on Microsoft, HP and IBM tools, source code security code review, feasibility study, assurance audit and other IT and quality assurance consultancy services
Key Clients:
4. Infosys Public Services, Inc.:
https://www.infosyspublicservices.com
Infosys Public Services is a leader in business consulting, technology solutions, and next-generation digital services. We enable public sector organizations in the US and Canada to navigate their digital transformation journey.
Services Provided by Infosys Public Services, Inc.:
Data Analytics, Blockchain Services, Legacy Modernization, QA Testing, Cloud Services
Key Clients: Public Services Procurement Canada, Ministry of Transportation of Ontario
5. Testrig Technologies:
https://www.testrigtechnologies.com
For more than 5+ years, Testrig Technologies is the top award-winning independent software testing and Quality assurance company with a strong awareness all over the world including the USA, UK, and India. As a Multi-National QA service provider, Team Testrig has the specialization and expertise in various sectors of QA and software testing such as web and mobile application testing, manual and automation testing, Domain testing, Device testing, agile testing, etc.
Services Provided by Testrig Technologies:
Web application testing, Mobile application testing, manual testing, Automation testing, Cloud testing, Performance testing, Security Testing, Usability Testing, Compatibility testing, Regression testing, Database testing, agile testing, big data testing, domain testing, Localization Testing
Key Clients: Upstock, Avorra, BoardingSchoolReview, SEOSitecheckup, Cloudaeon, CompanyIQ, Invezza Technologies, Pubspot, Brand Impact Merchandising
6. Cherish DEV:
https://www.cherishdev.com
We help Product IT companies to quickly release the product. Our team introduce the synergy of freelance experience and large enterprises by selecting the right team and taking into account the individual needs of each project.
Services Provided by Cherish DEV:
Cherish DEV is a professional Quality Assurance company.
Carefully identifying your business needs, our manual testers will detect all the bugs.
To make the software testing faster and save your money, our QA engineers will aid you in its automation.
Key Clients: Free2Move, Crexi, GoDo
7. UpDoer Technology:
https://updoertechnology.com
UpDoer Technology has provided Affordable Software Testing/QA Services From Our India, Noida QA Lab For Over 4 Years. We provide full software testing services for product & service based companies of all sizes. Our top-quality software engineers are experts in all types of software testing such as Manual Testing, Mobile Testing, Automation Testing, Performance Testing Web services Testing. UpDoer expertise stretches in every direction: e-commerce, e-Learning, healthcare, telecom, banks and finance etc.
Services Provided by UpDoer Technology:
Manual Testing, Mobile Application Testing on iPhone, iPad & Android devices, Automation Testing on different framework like Hybrid, Data driven, Keyword Driven, Test Driven Development, Page object model with tools like: Selenium Web driver, Cucumber, Protractor, Jmeter, Appium, Test Complete, Ranorex, Watir.
Key Clients: Predict Wall Street, Tamaaas Messenger from Wieldata Group Inc, IPEGS, Confetti, Castor, Ambrosus, IInsight, Leadr Inc
8. QAble Testlab:
https://www.qable.io
QAble is a reputed software testing & Quality Assurance company that offers a wide range of QA services for the customers. The company believes that the success of a business relies on the quality of the software it is able to provide to its customers. QAble helps businesses to deliver high-quality applications to customers.
As a popular automation testing company, QAble serving to the various industries from last 3 Years. The company holds a successful track record of providing unparalleled software testing services to clients with the set deadlines. Our highly qualified and certified experts have proficiency in handling all types of testing projects.
Services Provided by QAble Testlab:
Software Testing Services, Automation Testing Service, Selenium Automation Testing, Appium Automation Testing, Mobile Automation Testing Service, Manual Testing Service, Usability Testing Service, Accessibility Testing Service, UI/UX Testing Services, Web Application Testing Service
Key Clients: Upwork Inc. Company, Flipkart, Homecare2go, Mom’s pan Food Tech Platform, Marriott Bonvoy, MyLOFT, Chillipapper Media, Zeguro, Responser
9. QA Notion:
https://www.qanotion.com
We began as a software testing firm with the goal of growing startups, SMBs, and large enterprises through quality-driven solutions, and have since expanded to become a trusted A++ grade software testing company. We have a team of skilled QA testers at QA Notion. Our mission and vision are to provide the best possible business outcomes that ensure a profit and brand recognition. We have been ranked as one of the best software testing companies for years by leveraging the potential of trending tools and technologies and combining them with our working expertise.
Services Provided by QA Notion:
Services: End to End Manual Testing, Functional, Automation Testing, API Testing, Application testing, performance testing, AI Testing, salesforce testing
Key Clients: Topology Pro, Samaritan Infotech, Shyam Fish, Mapple Beauty, AIMP Services, GST Corner, Colour Drive, e-Room Rent Services
10. PerfectQA Services:
https://perfectqaservices.com
Perfect QA has been assisting clients in creating world-class digital experiences for over ten years. Our Indio-Canadian-based team has tested over 1,000 projects to ensure that they are reliable, intuitive, and built to the highest standard. We find the best approach for your needs, whether it’s one specialist tester or a scalable team of test analysts. Our highly communicative team at Perfect QA prides itself on being flexible, dependable, and adaptable, ensuring consistency and continuity for all of our clients.
Services Provided by PerfectQA Services:
Automation Testing, Mobile App Testing (iOS & Android), Game Testing, Load & Performance Testing, API Testing, Cloud-based testing, User Acceptance Testing (UAT), UI/UX Testing, Code Verification, Manual Testing, and, Test Consulting.
Key Clients: PETRONAS, Asthma New Zealand, LendingUSA, Jovv, Bidpath, SnapCard
More Industry Leaders:
11. Clear Infosec:
https://clearinfosec.com
Clear Infosec is the Information Security subsidiary of Ana-Data Consulting Inc. At Clear Infosec we create value for our clients by identifying, evaluating, designing, controls and technology service to help mitigate risks. We believe that secure business processes will allow organizations to create more value and gain trust from stakeholders.
Services Provided by Clear Infosec:
Application Vulnerability Assessment and Penetration Testing
Key Clients:
12. OKQA:
https://ok-qa.com
Why OKQA is more than just testing? We do not only provide manual, automation software testing services and dedicate multi-qualified QA teams for projects. We help to set up QA processes in a company or on a project granting you full autonomy from external QA teams in the future.
Services summary:
- Manual functional, integration, compatibility, and UI testing for web, mobile and desktop solutions.
- Automated UI and back-end (API) testing for web applications with Java, JavaScript and Python.
- QA processes setup.
- Dedication of multi-qualified teams or separate QA specialists.
Services Provided by OKQA:
Manual testing, Automated testing, QA processes setup, On-demand software testing, Dedicated QA team, QA staff augmentation
Key Clients:
13. Konstant Infosolutions: 
https://www.konstantinfo.com
Konstant Infosolutions is a premier software development company, offering a wide range of web and mobile solutions across the globe since 2003. The company has a team of 180+ highly qualified and experienced IT professionals who can deliver best of technology solutions and consulting services across diverse business needs.
Services Provided by Konstant Infosolutions:
As a leading software development company, Konstant provides reliable web and mobile solutions spanning across Custom Web Development, UI/UX Design Solutions, E-Commerce Solutions, Database Programming, CMS Development, Native Mobile Apps Development, Cross-Platform Mobile App Development, Enterprise Mobility Solutions and IT Consulting – offering businesses delightfully tailored and trendy solutions in their budget.
Key Clients: United Nations, Wonder Cement, Volkswagen, Stanley, Citrix, Project Action Star, RawBank, Houghton Mifflin Harcourt, ThomasVille, Scholastic, Nestle, NASSCOM, TABCO.Food and more.
Client’s Review:
“With the ability to stay on task throughout the project, Konstant Infosolutions launched the deliverables earlier than expected. They are excellent communicators that did an excellent job of designing the product through the pandemic and the client’s changing needs.” – Jonathan N.
14. Eleks:
https://eleks.com
For over 26 years, we’ve been working as a software innovation partner to Fortune 500 companies, big enterprises and technology challengers. Our team of 1,100+ professionals provides you with a full range of software engineering and consultancy services.
Software products that we build help the world’s leading brands transform their businesses, increase their revenues and save up to 40% of the time and operating costs.
Services Provided by Eleks:
Software Engineering, Technology Consulting, QA, R&D, Business Analysis, UX Consulting, Security Services.
Key Clients: Aramex, Eagle, Russman, Medusabusiness, Teleologica, Havas, Reactoo, Blackboard, Accelerated Analytics, Coras, Xceedium, States of Jersey.
15. DeviQA:
https://www.deviqa.com
DeviQA is an Independent Software Testing Company with high-experienced team of 150 QA Engineers. Therefore, we cover the entire range of QA tasks with our services. We are ready to offer our potential clients a free trial period to make sure that our approach to testing is the best on the market. We have extensive experience in developing auto tests for all platforms, and we have experience in more than 40 automated test frameworks.
We can offer robust, timely and affordable Quality Assurance solutions. As A-team players who ‘live and breathe’ the project, client satisfaction is our absolute priority.
Services Provided by DeviQA:
Our offerings include Automated testing for Web Mobile, Full-cycle testing, QA process design and setup, Performance, Load and Stress testing, Responsibility for quality of your project, API testing, QA consultancy & Audit, etc.
Key Clients: Mimecast, Biznessapps, Sprinklr, WeHeartIt, SoftNas, UBTteam, Connexient, Arklign, CipherHealth
16. Cleveroad:
https://www.cleveroad.com
Cleveroad team is your reliable partner in software design and development. Starting with an idea, through requirements analysis to UI/UX design creation and development, we work hard to drive value into every project we undertake. Having delivered over 130 software solutions, we gained vast expertise in iOS, Android and Web apps development. We believe that creative thinking and collaborative approach to every step of development process delivers top-notch products.
Services Provided by Cleveroad:
Cleveroad provides full stack development services – mobile, web, desktop apps development, user-first UI/UX design, responsive web design, and development, backend integration, outstaff services.
Key Clients: DPD, HSBS, BET3000, Virgin Atlantic, PrankDial, MoneyWiz, Fuji HI, Octopus, Cartogram, Blockbuster
17. Oxagile:
http://www.oxagile.com
Oxagile is a full-cycle software development company that enables businesses to transform, scale and gain competitive advantage, through the expert delivery of innovative, tailor-made solutions. Founded in 2005, we have successfully completed over 400 projects for multiple industries and business domains. In addition to a solid grasp of cutting-edge techs, our clients benefit from a truly tailored approach, flexible resource scaling, and expert PMO governance.
Services provided by Oxagile:
Together with custom software development, Oxagile’s key areas of expertise include web and mobile app engineering, cloud application development, legacy modernization, DevOps and R&D projects, software testing and quality assurance.
Key Clients: Discovery, Google, Vodafone, Kaltura, Veon, Motorsport, Management Sloan School, Cardiff University, Consumer Fusion, Thomson Reuters, Disney, Telecom.
18. Ready4S:
http://ready4s.com
Ready4S is a full-time mobile app development firm that is managed from Poland and is a highly recommended mobile app developer in the United States. They form a great company that supports quality IT outsourcing across the globe. A small team of developers, business analysts and quality analysts is proficient to inspire startups and entrepreneurs in setting up an imperial brand among global audiences through high-tech, influential apps.
Services provided by Ready4S:
The company offers free app development consultancy to all types of businesses and productive business solutions.
Key Clients:
19. Ergonized:
https://www.ergonized.com
Ergonized is a service company that helps automate business processes for small and medium-sized businesses based on the Salesforce CRM, Zoho CRM, Sugar CRM systems, as well as using modern frameworks like Laravel, Symfony, Vue, Angular.
Services Provided by Ergonized:
Salesforce Consulting Services, Salesforce Dedicated Teams and Developers, Salesforce Implementation Services, Salesforce Configuration and Customization, Salesforce Data Migration Services, Salesforce Classic to Lightning Migration, Salesforce Integration Services, Salesforce Support Services, Salesforce Application Development Services, Salesforce Managed Services
Key Clients: The Workplace Company, Infarm, Transcend, Academy for Teachers, QMI, Payne Auto Group, SYNC Sponsorship
20. Algoworks:
https://www.algoworks.com
Algoworks is an IT service provider recognized globally as technology experts with offices in Sunnyvale, California and Noida, India. Spanning a decade, the customer retention rate stands at a whopping 99% for customers from US, UK, Europe, East Asia, South America and the Middle-East. We are mobile app development experts and have has developed 600+ apps for startups & Fortune 500 companies.
Services Provided by Algoworks:
Our core services include Mobile strategy, Native and Hybrid mobile app development, Ideation, Prototyping and competition analysis, User Interface and Experience, Mobile app Security, DevOps, Analytics strategy and ASO(App Store Optimization).
Key Clients:
Software testing techniques have evolved with time, inspired by the manufacturing process and client’s expectations, test teams in top software testing companies have shifted from waterfall approach applied earlier towards Agile and DevOps methodology involving step-by-step checks towards quality engineering that introduces testing at an early stage without waiting for customer’s acceptance phase. IoT is a complete web of inter-connected things, which are not free from vulnerabilities and hence must be tested for quality, functionality, and security. Agile Manifesto can be really helpful with user experience (UX) work like planning, execution, and evaluation. Big data testing has gained traction recently within software testing companies, which helps manage terabytes of data which cannot be processed by traditional computing techniques. Besides this QA analysts perform API and Microservices test automation along with open source tools. Here is a list of top QA testing companies for 2023 that can help change and speed up the process, which will help in faster updates, better user experience and further advancement to the next level of computing.