Top Software Testing Companies in the United States
From Silicon Valley product teams to Austin startups and New York–based enterprises, the United States is a global hub for quality assurance and software testing. U.S. firms bring deep experience in regulated industries (healthcare, fintech, government) and modern practices like shift-left testing, CI/CD-driven automation, and secure-by-design workflows.
On Clutch, you’ll find verified U.S.-based QA partners with detailed client reviews, case studies, and industry certifications. Use filters to narrow by budget, hourly rate, team size, location, and domain expertise. Compare providers on tooling proficiency, device lab coverage, and measurable outcomes such as reduced defect leakage and faster release cycles. Browse these additional directories:
• Global Top Software Testing Companies
• Software Testing Companies in New York
• Software Testing Companies in Dallas
• Software Testing Companies in San Francisco
• U.S. Software Testing Companies for Information Technology
1,566 Companies
List of the Top United States QA Testers
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$25,000+$25 - $49 / hr1,000 - 9,999Serves United StatesServices provided
20% AI Development20% Cloud Consulting & SI10% CRM Consulting and SI +5 services10% Custom Software Development10% E-Commerce Development10% ERP Consulting and SI10% Enterprise App Modernization10% Mobile App DevelopmentSee all 84 projectsSimform is a software development company specializing in Application Testing, QA Testing, and related services. The majority of their clients report positive experiences, highlighting Simform’s timely delivery, proactive communication, and commitment to success. Notably, 100% of reviewers praise Simform’s flexibility and technical expertise, while 80% appreciate their agile project management. Overall, Simform is recognized for its ability to adapt and deliver quality results promptly.
Reviews mention Innovative
Clients have consistently highlighted Simform's innovative capabilities, noting their 'ability to adapt' and 'willingness to learn' as key strengths. One client remarked on how Simform's developers 'always find cutting-edge solutions' that effectively translate ideas into reality. Overall, the sentiment reflects a strong appreciation for the company's commitment to leveraging the latest technology to enhance project outcomes, despite acknowledging minor delays and mistakes.-
Mobile App Dev for Fitness Platform
5.0 Sep 24, 2020Their ability to adapt, willingness to learn, and change stands out as one of their biggest strengths. They keep up with technology, and their developers are quite skilled. They always find cutting-edge solutions, and they help bring our ideas to life.
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Mobile Game Dev for Child Advocacy Nonprofit
5.0 Jan 3, 2019We see the completed application as an innovation, something that very few nonprofits use. Our target audience offered positive feedback of the game, citing its educational qualities. The game has been used by individuals and in classrooms, which has allowed our organization to evaluate the use of mobile apps to reach out to young people even further.
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3 of 3 reviews are 5 stars$50,000 – $199,999 avg. project costRead 3 Recent ReviewsReviewed 3 times in the past 6 months
Recent client feedback for Simform highlights their exceptional communication, responsiveness, and technical expertise. Clients have praised their timely delivery and ability to adapt to project needs, with one noting their proactive approach in identifying areas for improvement. Another client emphasized the company's structured project management and deep understanding of complex requirements. Overall sentiment is highly positive, with clients recommending Simform as a reliable and thoughtful partner for various digital development projects.Was this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Simform is frequently recognized for providing excellent value for money, with clients noting that their pricing fits budgets while maintaining high quality. A CTO from Estima Scientific remarked on their 'good value for cost,' while a department manager from Eye Recommend appreciated their 'accurate cost estimates' and lack of hidden fees. Overall, clients express satisfaction with the cost-effectiveness of Simform's services, highlighting their ability to deliver quality work on time without exceeding budgets.Was this helpful?
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$5,000+Undisclosed50 - 249Serves United StatesServices provided
100% Application TestingSee all 60 projectsQA Wolf is a comprehensive software testing company specializing in Application Quality Assurance through end-to-end automated testing services. Their reviews highlight exceptional project management, rapid communication, and adaptability with over 95% of feedback being positive. Common themes include seamless integration into clients' workflows and consistently delivering on time, with 80% of reviewers mentioning their responsiveness and value for cost.
Reviews mention Creative
Clients have expressed high satisfaction with QA Wolf's creativity in automating testing processes. One client highlighted their 'creative use of emojis,' making remote collaboration enjoyable. The team's ability to adapt to unique needs and provide tailored solutions was also praised, emphasizing their innovative approach. Overall, the sentiment reflects a strong appreciation for QA Wolf's creative contributions, which have significantly improved project efficiency and team dynamics.-
Automate App Testing Solutions for 3D Render App Provider
5.0 Jul 19, 2024QA Wolf has a diverse, joyous, and hardworking team. It's always a pleasure interacting with them. They communicate effectively and their creative use of emojis make remote work exciting.
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44 of 58 Application Testing reviews are 5 stars4 new reviews for Application Testing in past 6 months$50,000 – $199,999 avg. project costRead 58 ReviewsApplication Testing PROJECT HIGHLIGHT
Application Testing for Financial Services Company
5.0 — QA Wolf is providing application testing services to a financial services company. The team defines and builds out the testing environment as well as runs and oversees the validation Read moreWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
The overall sentiment regarding QA Wolf's cost and value for money is highly positive. Clients frequently highlighted that QA Wolf's pricing fits their budget while delivering excellent value. For instance, one client noted that QA Wolf's services saved them significant manual testing hours, allowing their team to focus on core responsibilities. Another client mentioned the impressive return on investment, indicating that QA Wolf's offerings exceed expectations without adding extra costs. Overall, clients feel they receive substantial quality and efficiency for the costs incurred.Was this helpful?
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$5,000+$25 - $49 / hr50 - 249Serves United StatesServices provided
100% Application TestingSee all 30 projectsQualityLogic is a distinguished provider of Application Testing and Software Quality Assurance services, offering comprehensive testing solutions such as QA Testing and Software Validation. Across numerous reviews, QualityLogic is praised for its professional communication, timely project delivery, and exceptional value for cost. Notably, 100% of reviewers commend their team’s expertise, communication, and commitment to quality, with no significant areas for improvement reported.
Reviews mention Professional
QualityLogic has consistently received positive feedback regarding their professionalism across various projects. Clients highlighted the team's outstanding attitude and timely communication, with one stating, "The attitude and professionalism of the team members was outstanding." Another noted their flexibility and ability to integrate seamlessly with internal teams, emphasizing their professionalism and expertise. Overall, the sentiment reflects strong satisfaction with QualityLogic's professionalism, with no reported areas for improvement.-
POS Regression Testing Services for E-Commerce Company
5.0 Aug 31, 2023QualityLogic achieved our goals. I never had any issues in terms of their task completion since they’d always been able to do the tests we needed them to do. Moreover, they always met deadlines — there were some days when they were the ones waiting for us to give them what they needed. QualityLogic will test what you give them. They’re experienced professionals, so they’re not only good at doing exploratory testing but also great at beta testing.
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Application Testing & QA for Video Streaming Platform
5.0 Oct 17, 2022QualityLogic moves very fast. We’ve spent half the money we had originally budgeted because they’ve done more than we thought they would do, demonstrating that they’re a hyper-focused team. QualityLogic has been very flexible and professional; they’ve done a fantastic job all around. They also have really talented people who have added to our culture in a positive way and become valued members of our team, ultimately improving our productivity.
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QA Testing for SaaS Software Company
4.5 Oct 25, 2018They provide us with detailed documentation about the issues they find and give us quality suggestions for solutions. Their entire team is professional, knowledgeable, and willing to go the extra mile—we consider them a partner. We rely on them heavily, and they’ve never let us down, so we find the project to be money well-spent.
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Scale Testing for Biometric Software Platform
5.0 Jun 5, 2018Their dedication and consistency stood out to us. Their team was full of seasoned professionals, on all levels.
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QA Web Testing for Cancer Research Nonprofit
5.0 Jul 11, 2017They’re very proactive about communicating what they’re working on and their schedule estimation is always very accurate. When we had delays or things that came up, the team was really professional and easy to work with. What’s always impressed me is the accuracy and thoroughness of their work and their flexibility.
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20 of 22 Application Testing reviews are 5 stars1 new review for Application Testing in past 6 months$50,000 – $199,999 avg. project costRead 22 ReviewsApplication Testing PROJECT HIGHLIGHT
Application Testing & QA for Cybersecurity Company
5.0 — QualityLogic provided QA services for a cybersecurity company. Their work included creating automation tests, test cases, and test plans, as well as executing those test cases and plans as manual QA Read moreWas this helpful?
Industry Experience
QualityLogic has demonstrated its expertise across diverse industries including healthcare, advertising & marketing, information technology, and software development. Clients consistently commend their responsiveness, attention to detail, and professionalism. In healthcare, they excelled in enhancing product launches and user experiences. In the advertising sector, they ensured ADA compliance effectively. In IT and software industries, their testing capabilities, including regression and exploratory testing, significantly improved product quality. Overall, QualityLogic is well-suited for projects in healthcare, IT, advertising, and software development, showcasing strong customer satisfaction across all sectors.
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Healthcare Advertising & marketing Information technology Business services Legal Software Education Other Industry Arts, entertainment & music Consulting Transportation IT Services Financial services MediaWas this helpful?
More responsive than most other service providers
Get in TouchQualityLogic is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
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$1,000+$25 - $49 / hr10 - 49San Antonio, TX
Services provided
10% Application Testing30% Custom Software Development20% Web Development +8 services10% Mobile App Development10% Web Design5% Application Management & Support5% Other Application Development5% UX/UI Design2% E-Commerce Development2% Wearable App Development1% AR/VR DevelopmentElementech is a custom software development firm. The team is located in San Antonio, Texas, and their services include Custom Software Development and Web Development.
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UndisclosedUndisclosed10 - 49New York, NY
Services provided
10% Application Testing10% Content Marketing10% E-Commerce Development +7 services10% Email Marketing10% Pay Per Click10% SMS Marketing10% Search Engine Optimization10% Social Media Marketing10% Video Marketing10% Web DevelopmentNimble Technologies is a New York, New York-based social media marketing agency. They provide Social Media Marketing and Content Marketing.
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$10,000+$25 - $49 / hr10 - 49New York, NY
Services provided
10% Application Testing20% Custom Software Development20% Mobile App Development +5 services20% Web Development10% Blockchain10% E-Commerce Development5% Application Management & Support5% Enterprise App ModernizationBastion Research is a custom software development firm launched in 2018. The team focuses on Custom Software Development and Web Development.
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$5,000+Undisclosed10 - 49Rogers, AR
Services provided
10% Application Testing20% Branding20% Digital Strategy +3 services20% Media Planning & Buying20% Product Design10% AdvertisingCoreTrex is a small branding firm. They offer Branding and Media Planning & Buying and were launched in 2020.
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UndisclosedUndisclosed10 - 49Youngwood, PA
Services provided
10% Application Testing50% Custom Software Development10% Application Management & Support +3 services10% E-Commerce Development10% IT Strategy Consulting10% Mobile App DevelopmentWestmoreland Software is a custom software development firm based in Youngwood, Pennsylvania. They provide Custom Software Development and IT strategy consulting and were launched in 2023.
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$5,000+$50 - $99 / hr10 - 49San Francisco, CA
Services provided
10% Application Testing35% Mobile App Development30% Web Development +2 services15% Custom Software Development10% DevOps Managed ServicesBased in San Francisco, California, Surge Tech Partners is a mobile application development company. Their services include Mobile App Development and Web Development.
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Undisclosed$25 - $49 / hr10 - 49Rowland, NC
Services provided
10% Application Testing15% E-Commerce Development10% API Development +8 services10% Custom Software Development10% DevOps Managed Services10% IoT Development10% Mobile App Development10% Web Development5% Application Management & Support5% Blockchain5% Digital StrategyFounded in 2018, Markhor IT Solutions is a small e-commerce development company in Rowland, North Carolina. Their team offers E-Commerce Development and Custom Software Development.
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$1,000+< $25 / hr10 - 49New York, NY
Services provided
10% Application Testing15% AI Development15% Custom Software Development +5 services15% Web Design15% Web Development10% E-Commerce Development10% Mobile App Development10% UX/UI DesignAlgorizeTech is a web design company. Located in New York, New York and Dhaka, Bangladesh, their small team focuses on Web Design and Custom Software Development. The agency was founded in 2025.
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$10,000+$50 - $99 / hr50 - 249Valrico, FL
Services provided
20% Application Testing20% Custom Software Development20% IT Strategy Consulting +2 services20% Mobile App Development20% Web DevelopmentSee all 1 projectsSoft Amass India is a technology partner specializing in logistics and fleet management solutions. They have consistently demonstrated strong technical expertise and effective project management, achieving 100% operational accuracy and reducing manual processes by over 60%. All reviews highlight their deep understanding of logistics operations and their ability to exceed set KPIs, with 100% of feedback being positive.
1 of 1 reviews is 5 stars$50,000 – $199,999 avg. project costRead 1 Recent ReviewReviewed 1 time in the past 6 months
Recent reviews for Soft Amass India indicate a highly positive sentiment, highlighting their strong technical expertise and effective project management. Clients, such as AGI Freight Singapore, praised the implementation of a scalable logistics platform that achieved 100% operational accuracy and improved efficiency by over 60%. Their proactive approach and understanding of logistics operations were particularly noted. While some clients suggested more frequent progress demos, overall satisfaction with outcomes and communication remains high.Was this helpful?
Industry Experience
Soft Amass India has demonstrated exceptional expertise in the Supply Chain, Logistics, and Transport industry. Clients highlight their strong technical knowledge and structured project management, resulting in improved operational efficiency, 100% data accuracy, and significant reductions in manual processing. The provider's proactive approach and ability to tailor solutions to specific business needs have been consistently praised. Overall sentiment is highly positive, indicating a strong fit for organizations seeking reliable technology partners in logistics.
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Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients have noted that Soft Amass India provides good value for money, with one client stating their pricing fit their budget while delivering exceptional results. The managing director of AGI Freight highlighted that the company not only met but exceeded targets, achieving 100% operational accuracy and significantly improving efficiency. Overall sentiment reflects satisfaction with the cost-effectiveness of their services, supported by strong project management and technical expertise.Was this helpful?
See All Locations (3)Valrico, FL
4704 Newbourne Way
Valrico, FL 3359410 - 15
+15676666603
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$5,000+$150 - $199 / hr2 - 9Fremont, CA
Services provided
10% Application Testing30% Cloud Consulting & SI20% Custom Software Development +2 services20% E-Commerce Development20% Web DevelopmentCloud consulting & SI company CLARITY TECH LLC focuses on cloud consulting & SI and Custom Software Development. They were founded in 2022.
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$5,000+Undisclosed2 - 9New York, NY
Services provided
10% Application Testing20% Content Marketing20% Email Marketing +4 services20% Social Media Marketing10% Digital Strategy10% Marketing Strategy10% Sales OutsourcingHeadquartered in New York, New York, LatitudeBOX is a social media marketing agency. Established in 2020, the team provides Social Media Marketing and Content Marketing.
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UndisclosedUndisclosed2 - 9Irving, TX
Services provided
10% Application Testing10% Application Management & Support10% BI & Big Data Consulting & SI +8 services10% Cloud Consulting & SI10% Custom Software Development10% IT Managed Services10% IT Strategy Consulting10% Mobile App Development10% Web Development5% IT Staff Augmentation5% Other IT Consulting and SIEstablished in 2016, MA Technologies is an IT strategy consulting company. The small team offers IT strategy consulting and BI & big data consulting & SI.
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UndisclosedUndisclosed2 - 9Tampa, FL
Services provided
10% Application Testing30% Mobile App Development30% Web Development +3 services15% E-Commerce Development10% AR/VR Development5% Application Management & SupportPenguinFlow is a website development company. Founded in 2022, the team specializes in Web Development and Mobile App Development.
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$100,000+$200 - $300 / hr2 - 9Scottsdale, AZ
Services provided
10% Application Testing10% AI Development10% Application Management & Support +7 services10% CRM Consulting and SI10% Cloud Consulting & SI10% IT Strategy Consulting10% IoT Development10% Mobile App Development10% Other Application Development10% Web DevelopmentLaunched in 2014, Mynkis is an IT strategy consulting company. The agency offers IT strategy consulting and cloud consulting & SI.
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$25,000+$200 - $300 / hr2 - 9Irvine, CA
Services provided
10% Application Testing20% AI Development20% Cybersecurity +3 services20% Enterprise App Modernization20% Mobile App Development10% UX/UI DesignCybersecurity company GoatBytes.IO is located in Irvine, California. Their services include Cybersecurity and Mobile App Development.
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$1,000+$50 - $99 / hr2 - 9Mount Pleasant, SC
Services provided
10% Application Testing60% Web Development10% API Development +2 services10% Custom Software Development10% E-Commerce DevelopmentMoreBytes is a website development company. They were established in 2022, and their services include Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr2 - 9New York, NY
Services provided
10% Application Testing25% Web Development15% Mobile App Development +7 services10% API Development10% Custom Software Development10% Web Design5% AI Development5% Application Management & Support5% Other Application Development5% UX/UI DesignRadisoft, a small website development firm, is based in New York, New York. The team specializes in Web Development and Mobile App Development.
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$10,000+$25 - $49 / hr2 - 9Monroe, NC
Services provided
10% Application Testing20% AI Development15% Robotics Process Automation +7 services10% E-Commerce Development10% Generative AI10% Microservices Architecture Services10% Web Development5% Computer Engineering5% Digital Engineering5% Supply Chain ManagementBaxbyte Tech is a small AI development company. Founded in 2026, the team offers Artificial Intelligence and Robotics Process Automation.
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$1,000+$25 - $49 / hr2 - 9Barrington, IL
Services provided
10% Application Testing20% Mobile App Development10% AI Agents +6 services10% Custom Software Development10% E-Commerce Development10% Engineering10% Generative AI10% Microservices Architecture Services10% Web DevelopmentBased in Barrington, Illinois, SD8. Software Development is an app development company. The team specializes in Mobile App Development and Web Development.
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Undisclosed$50 - $99 / hr2 - 9San Francisco, CA
Services provided
10% Application Testing30% Web Development25% Custom Software Development +3 services15% API Development10% E-Commerce Development10% Enterprise App ModernizationFounded in 2026, Exovara Labs LLC is a small San Francisco, California-based website development company. Their team specializes in Web Development and Custom Software Development.
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Undisclosed< $25 / hr2 - 9New York, NY
Services provided
100% Application TestingTestTheTest is an Application Testing company. The team offers Application Testing, and the firm is based in New York, New York.
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UndisclosedUndisclosed50 - 249Livonia, MI
Services provided
100% Application TestingInfoview Systems Inc. Is a Livonia, Michigan-based Application Testing company. Established in 1994, the team focuses on Application Testing.
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UndisclosedUndisclosed50 - 249Novi, MI
Services provided
100% Application TestingAara Tech is an Application Testing company based in Novi, Michigan and Chennai, India. Their services include Application Testing.
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UndisclosedUndisclosed10 - 49Farmington Hills, MI
Services provided
100% Application TestingDorleco is an Application Testing company launched in 2016. Their team specializes in Application Testing.
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$10,000+$50 - $99 / hr250 - 999Phoenix, AZ
Services provided
10% Application Testing15% Custom Software Development15% IT Staff Augmentation +6 services10% Application Management & Support10% Cloud Consulting & SI10% IT Managed Services10% Mobile App Development10% Other IT Consulting and SI10% Web DevelopmentSee all 4 projectsIntertec International is a staff augmentation and software development company specializing in technologies such as Java, .NET, cloud solutions, and Angular. Overall feedback highlights their skilled resources, responsiveness, and effective integration with client teams. Approximately 75% of reviewers emphasize their impressive talent acquisition and project management capabilities, although some mention initial challenges in matching specific skills to client needs.
Reviews mention Openness
Clients have expressed a positive sentiment regarding Intertec International's openness in communication and responsiveness. They highlighted the company's commitment to regular touchpoints, discussing issues and challenges, and fostering an open dialogue to ensure value delivery. One client noted, 'They’ve been very responsive and immediately take action into any concerns that are raised.' Overall, clients appreciate the collaborative approach and the seamless integration of the Intertec team with their internal staff.-
Software Dev Staff Augmentation for Financial Solutions Firm
5.0 Sep 30, 2020We have twice-monthly touchpoints where we discuss issues, risks, challenges, and current team status. They’ve been very responsive and immediately take action into any concerns that are raised. However, they’re also very pragmatic. We measure KPIs and developer expectations on a regular basis. There is an open dialogue as well as discussions to ensure we get the value we’re paying for.
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Industry Experience
Intertec International has demonstrated expertise across various industries including Energy & Natural Resources, Financial Services, Advertising & Marketing, and Supply Chain Management. Clients have praised their skilled developers, effective project management, and ability to seamlessly integrate with existing teams. Overall, feedback highlights strengths in timely delivery, responsiveness, and capacity expansion. Industries such as Financial Services and Supply Chain Management find them particularly impactful due to their adaptability and talent acquisition capabilities.
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Energy & natural resources Financial services Advertising & marketing Other IndustryWas this helpful?
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See All Locations (4)Phoenix, AZ
4505 E. Chandler Blvd, Suite 245
Phoenix, AZ 8504850 - 75
602-452-6405
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$25,000+$25 - $49 / hr250 - 999Claymont, DE
Services provided
10% Application Testing40% Custom Software Development30% Mobile App Development +2 services10% AI Development10% Web DevelopmentSee all 10 projectsBinmile is a versatile technology company specializing in software testing and quality assurance, as well as web and mobile app development. Across their reviews, clients highlight their rigorous QA testing and effective project management, with 100% noting timely delivery and responsiveness. Their integration of technologies and commitment to enhancing user engagement and revenue are consistently praised.
Reviews mention Timely
The overall sentiment regarding timeliness in Binmile's project management is highly positive. Clients consistently reported that Binmile delivered items on time, with one client noting 'timely delivery with zero critical bugs.' Another client praised their 'excellent project management' and responsiveness to needs, highlighting their commitment to meeting deadlines. Overall, Binmile's ability to adhere to timelines and maintain clear communication has been a significant factor in client satisfaction.-
E-Commerce Site & Mobile App Dev for Spiritual Wellness Firm
5.0 Aug 8, 2024Binmile Technologies exhibited excellent project management throughout the engagement. They consistently delivered items on time and maintained clear and proactive communication. The team was highly responsive to our needs, promptly addressing any concerns and adapting to changes effectively.
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Dev Staff Augmentation for SaaS Company
5.0 May 30, 2023Timely delivery with zero critical bugs. This was achieved. Yes, 100% of the time. They were very prompt in their responses and always available.
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IT Staff Augmentation for Trading Solutions Company
5.0 Nov 21, 2022Because of their continuous effort and collaboration, we are very near to our first launch. Teams did their best to achieve the given targets within our timeline.
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Mobile App Dev for IT Company
5.0 Apr 7, 2021I am very much satisfied with the timeline & delivery of project. I expect the project to be accomplished within 10 months and they did it with Zero bugs.
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2 of 3 Application Testing reviews are 5 stars1 new review for Application Testing in past 6 months$50,000 – $199,999 avg. project costRead 3 ReviewsApplication Testing PROJECT HIGHLIGHT
E-Commerce Site & Mobile App Dev for Spiritual Wellness Firm
5.0 — Binmile developed a mobile app and a cloud-based astrological platform with e-commerce capabilities for a spiritual wellness firm. They also ran QA tests and integrated communication tools and Read moreWas this helpful?
Industry Experience
Binmile Technologies has demonstrated strong expertise across various industries, including Wellness & Fitness, Financial Services, Education, Environmental Services, and Information Technology. Clients commend their project management, timely delivery, and effective communication, leading to significant improvements in user engagement and revenue, particularly in the Wellness and Financial sectors. Their adaptability and technical capabilities in developing complex applications make them a suitable partner for organizations seeking robust software solutions in these fields.
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Wellness & Fitness Financial services Environmental Services Education Information technologyWas this helpful?
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UndisclosedUndisclosed2 - 9Coral Springs, FL
Services provided
35% Application Testing35% Custom Software Development10% Mobile App Development +2 services10% UX/UI Design10% Web DevelopmentAntidote Quality Assurance is a small software development firm in Coral Springs, Florida. The team focuses on Custom Software Development and Application Testing.
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UndisclosedUndisclosed10 - 49Denison, IA
Services provided
30% Application Testing50% Application Management & Support20% CRM Consulting and SIProfessional Computer Systems is an Application Management & Support company. They were launched in 1981, and their services include Application Management & Support and Application Testing.
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UndisclosedUndisclosed10 - 49Woodworth, LA
Services provided
30% Application Testing70% CybersecurityIngalls Information Security is a Cybersecurity company. Their small team is in Woodworth, Louisiana. Their services include Cybersecurity and Application Testing.
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UndisclosedUndisclosed10 - 49Huntsville, AL
Services provided
30% Application Testing40% Custom Software Development30% Product DesignLaunched in 1979, System Dynamics International Incorporated S D I is a small software development company. Their services include Custom Software Development and Product Design.
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UndisclosedUndisclosed10 - 49Hanover, MD
Services provided
30% Application Testing40% Custom Software Development30% IT Managed ServicesSeeds of Genius Corporation is a software development firm. They were established in 2004, and their services include Custom Software Development and IT managed services.
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UndisclosedUndisclosed10 - 49Catonsville, MD
Services provided
30% Application Testing40% Business Consulting30% Application Management & SupportQuality Oriented Solutions Inc. Is a small Business Consulting company in Catonsville, Maryland. Their services include Business Consulting and Application Management & Support.
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UndisclosedUndisclosed10 - 49Tampa, FL
Services provided
30% Application Testing25% AI Development25% Custom Software Development +1 service20% StaffingCUBEXIT INC is an Application Testing company. Their small team of employees is located in Tampa, Florida. Their team specializes in Application Testing and Custom Software Development.
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UndisclosedUndisclosed10 - 49Chicago, IL
Services provided
30% Application Testing70% BI & Big Data Consulting & SICylon Technologies is a big data company founded in 2004. The agency provides BI & big data consulting & SI and Application Testing.
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UndisclosedUndisclosed10 - 49McLean, VA
Services provided
30% Application Testing30% Robotics Process Automation20% Computer Engineering +1 service20% CybersecurityValytics LLC, an Application Testing company, was founded in 2002. They specializes in Application Testing and Robotics Process Automation.
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UndisclosedUndisclosed10 - 49Vienna, VA
Services provided
30% Application Testing30% Robotics Process Automation20% API Development +1 service20% Enterprise App ModernizationK2S | Koncepts2Solutions is an Application Testing company headquartered in Vienna, Virginia. The team specializes in Application Testing and Robotics Process Automation.
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UndisclosedUndisclosed10 - 49Santa Clara, CA
Services provided
30% Application Testing30% Product Design20% Custom Software Development +2 services10% AI Development10% UX/UI DesignBatchTest is a small Product Design company launched in 2005. Their team specializes in Product Design and Application Testing.
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UndisclosedUndisclosed10 - 49Los Angeles, CA
Services provided
30% Application Testing30% Compliance Consulting20% Cloud Consulting & SI +1 service20% IT Strategy ConsultingSierra Labs is an Application Testing company. Established in 2017, the team provides Application Testing and Compliance Consulting.
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UndisclosedUndisclosed10 - 49San Diego, CA
Services provided
30% Application Testing20% Custom Software Development10% Cloud Consulting & SI +4 services10% Cybersecurity10% E-Commerce Development10% IT Staff Augmentation10% Mobile App DevelopmentAdvantu is an Application Testing company. Their small team of employees is based in San Diego, California. Their team offers Application Testing and Custom Software Development.
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UndisclosedUndisclosed10 - 49Nashville, TN
Services provided
30% Application Testing20% AI Development20% Contract Manufacturing +2 services20% Engineering10% Custom Software DevelopmentBlueBay Automation, an Application Testing company, was established in 2010. The company focuses on Application Testing and Artificial Intelligence.
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UndisclosedUndisclosed10 - 49Livonia, MI
Services provided
30% Application Testing25% Application Management & Support25% DevOps Managed Services +2 services10% Custom Software Development10% ERP Consulting and SIFoulk Consulting is an Application Testing company. Located in Livonia, Michigan, their small team focuses on Application Testing and Application Management & Support. The firm was founded in 2002.
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UndisclosedUndisclosed10 - 49Valparaiso, IN
Services provided
30% Application Testing70% Digital EngineeringEstablished in 2014, Engineered Rigging is a Digital Engineering company. Their services include Digital Engineering and Application Testing.
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UndisclosedUndisclosed10 - 49Menlo Park, CA
Services provided
30% Application Testing40% API Development30% Cloud Consulting & SIWireMock, a small API Development company, is in Menlo Park, California. The team provides API Development and cloud consulting & SI.
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UndisclosedUndisclosed10 - 49San Francisco, CA
Services provided
30% Application Testing30% Web Development20% Search Engine Optimization +1 service20% UX/UI DesignBased in San Francisco, California, Optimal is a website development firm. Established in 2015, the team focuses on Web Development and Application Testing.
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UndisclosedUndisclosed10 - 49Atlanta, GA
Services provided
30% Application Testing70% Financial Advising & PlanningAbelian Partners is a Financial Advising & Planning company in Atlanta, Georgia. They offer Financial Advising & Planning and Application Testing and were launched in 2018.
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UndisclosedUndisclosed10 - 49San Francisco, CA
Services provided
30% Application Testing30% Application Management & Support20% Mobile App Development +2 services10% Advertising10% UX/UI DesignFounded in 2013, Apptimize is an Application Testing company. The team provides Application Testing and Application Management & Support and is headquartered in San Francisco, California.
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UndisclosedUndisclosed10 - 49Bellevue, WA
Services provided
30% Application Testing40% Custom Software Development30% Robotics Process AutomationMerito Solutions, Inc, a software development company, was established in 2013. Located in Bellevue, Washington, the team offers Custom Software Development and Application Testing.
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UndisclosedUndisclosed50 - 249McKinney, TX
Services provided
25% Application Testing25% Business Consulting25% Custom Software Development +1 service25% Other Application DevelopmentSoftware development company iDeliver Technologies LLC is based in McKinney, Texas. The team specializes in Custom Software Development and Application Testing.
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UndisclosedUndisclosed50 - 249Irving, TX
Services provided
25% Application Testing25% AI Development25% Cloud Consulting & SI +1 service25% CybersecurityKairos Technologies is a cloud consulting & SI company. They are in Irving, Texas and Toronto, Canada and have midsize team of experts. Their services include cloud consulting & SI and
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UndisclosedUndisclosed50 - 249Tampa, FL
Services provided
25% Application Testing55% Custom Software Development10% Low/No Code Development +1 service10% Web DesignClearlyAgile is a midsize software development company. They specialize in Custom Software Development and Application Testing and were founded in 2014.
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This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
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A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size.
By using verified reviews, focused service details, and real project data, the Leaders Matrix highlights companies that consistently deliver and stand out from the rest. Each company’s position is based on how well they focus on a service area and how consistently they deliver results, helping you make informed, confident decisions. Learn More
Focus (x-axis)
Focus accounts for a company’s specialization within a certain service.
Ability to Deliver (y-axis)
Ability to Deliver considers three criteria:
- Client feedback and reviews
- Work experience and previous projects
- Market presence and reputation in the industry
List of the Top 15 United States QA Testers
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$5,000+Undisclosed50 - 249Seattle, WA
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
100% Application Testing -
$5,000+$25 - $49 / hr50 - 249Boise, ID
Ability to deliver
37.3/40.017.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
100% Application Testing -
$5,000+$25 - $49 / hr250 - 999Mountain View, CA
Ability to deliver
36.6/40.017/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
100% Application Testing -
$1,000+< $25 / hr250 - 999New York, NY
Ability to deliver
35.4/40.016/20 Reviews9.8/10 Clients & Experience9.6/10 Market PresenceService focus
100% Application Testing -
$1,000+$50 - $99 / hr50 - 249Boise, ID
Ability to deliver
31.2/40.016.4/20 Reviews8.6/10 Clients & Experience6.2/10 Market PresenceService focus
100% Application Testing -
$1,000+$50 - $99 / hr50 - 249Aurora, CO
Ability to deliver
30.4/40.016.2/20 Reviews8.3/10 Clients & Experience5.8/10 Market PresenceService focus
100% Application Testing -
$50,000+$50 - $99 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
10% Application Testing90% Other -
$50,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Application Testing90% Other -
$5,000+$25 - $49 / hr10 - 49Boulder, CO
Ability to deliver
30.4/40.014.8/20 Reviews9.8/10 Clients & Experience5.9/10 Market PresenceService focus
80% Application Testing20% Other -
$5,000+< $25 / hr250 - 999Sunnyvale, CA
Ability to deliver
27.1/40.018/20 Reviews1.6/10 Clients & Experience7.5/10 Market PresenceService focus
100% Application Testing -
$5,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
34.6/40.015.8/20 Reviews9/10 Clients & Experience9.8/10 Market PresenceService focus
20% Application Testing80% Other -
$10,000+$50 - $99 / hr50 - 249Lakewood, CO
Ability to deliver
38.4/40.018.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Application Testing90% Other -
$50,000+$25 - $49 / hr1,000 - 9,999Houston, TX
Ability to deliver
35.6/40.017.6/20 Reviews8.4/10 Clients & Experience9.6/10 Market PresenceService focus
10% Application Testing90% Other -
$10,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
35.1/40.016.8/20 Reviews10/10 Clients & Experience8.3/10 Market PresenceService focus
15% Application Testing85% Other -
$1,000+$150 - $199 / hr10 - 49Guys Mills, PA
Ability to deliver
29.4/40.016.2/20 Reviews5.7/10 Clients & Experience7.5/10 Market PresenceService focus
50% Application Testing50% Other -
$50,000+$50 - $99 / hr50 - 249Scottsdale, AZ
Ability to deliver
35.5/40.016.6/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
10% Application Testing90% Other -
$5,000+$50 - $99 / hr50 - 249Austin, TX
Ability to deliver
35.4/40.019.2/20 Reviews10/10 Clients & Experience6.2/10 Market PresenceService focus
10% Application Testing90% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Princeton, NJ
Ability to deliver
29.3/40.015.2/20 Reviews7.3/10 Clients & Experience6.8/10 Market PresenceService focus
20% Application Testing80% Other -
$10,000+$150 - $199 / hr10 - 49Chicago, IL
Ability to deliver
35.5/40.015.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
10% Application Testing90% Other -
$1,000+< $25 / hr1,000 - 9,999Lewisville, TX
Ability to deliver
32.6/40.015.6/20 Reviews7.4/10 Clients & Experience9.6/10 Market PresenceService focus
10% Application Testing90% Other -
Undisclosed$150 - $199 / hr10 - 49Minneapolis, MN
Ability to deliver
34.6/40.016.8/20 Reviews10/10 Clients & Experience7.8/10 Market PresenceService focus
10% Application Testing90% Other -
$10,000+$25 - $49 / hr50 - 249McLean, VA
Ability to deliver
26.8/40.017.2/20 Reviews4.3/10 Clients & Experience5.3/10 Market PresenceService focus
45% Application Testing55% Other -
$10,000+$50 - $99 / hr10 - 49New York, NY
Ability to deliver
34.1/40.019.6/20 Reviews9/10 Clients & Experience5.5/10 Market PresenceService focus
10% Application Testing90% Other -
$25,000+$50 - $99 / hr250 - 999Plano, TX
Ability to deliver
32.6/40.015.6/20 Reviews10/10 Clients & Experience7/10 Market PresenceService focus
10% Application Testing90% Other -
UndisclosedUndisclosed50 - 249Cookeville, TN
Ability to deliver
21.5/40.016.6/20 Reviews0/10 Clients & Experience4.9/10 Market PresenceService focus
100% Application Testing -
$75,000+$150 - $199 / hr10 - 49Austin, TX
Ability to deliver
31.3/40.016.2/20 Reviews8.5/10 Clients & Experience6.6/10 Market PresenceService focus
25% Application Testing75% Other -
$250,000+$50 - $99 / hr250 - 999Austin, TX
Ability to deliver
30.8/40.016.2/20 Reviews8.2/10 Clients & Experience6.4/10 Market PresenceService focus
15% Application Testing85% Other -
$5,000+$25 - $49 / hr10 - 49New York, NY
Ability to deliver
21.2/40.017.2/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
100% Application Testing -
$5,000+$150 - $199 / hr10 - 49Portland, OR
Ability to deliver
30.8/40.015/20 Reviews8.5/10 Clients & Experience7.3/10 Market PresenceService focus
20% Application Testing80% Other -
$5,000+$150 - $199 / hr10 - 49San Francisco, CA
Ability to deliver
30.6/40.016.2/20 Reviews7.3/10 Clients & Experience7.2/10 Market PresenceService focus
20% Application Testing80% Other
U.S. Software Testing FAQs
U.S. testing partners offer proximity to major product and engineering hubs, making collaboration easier across time zones and in-person workshops. Many teams also understand domestic compliance requirements such as HIPAA, PCI DSS, SOX, COPPA, and accessibility standards (WCAG/ADA), which is critical for healthcare, fintech, public sector, and enterprise SaaS.
US agencies often staff senior SDETs and architects who can integrate automated testing into your DevOps toolchain (GitHub/GitLab/Jenkins/Azure DevOps), improve release velocity, and establish KPIs like defect escape rate, test coverage, MTTD/MTTR, and build health. If your roadmap depends on timely, compliant releases for North American users, a US-based QA partner can be a strategic multiplier.
Pricing varies because of factors like expertise, location, and scope. Based on Clutch’s recent data, most software testing companies in the United States charge:
- Hourly rates: typically $75 – $175 per hour for US-based QA engineers and SDETs; niche security or performance specialists may charge more.
- Monthly dedicated QA: $8,000 – $20,000+ per engineer for embedded team models.
- Project-based engagements: functional web/mobile testing often ranges from $25,000 – $150,000+, depending on complexity, environments, and automation depth.
- Ongoing QA programs: regression + automation maintenance may start around $5,000 – $25,000 per month for smaller products, scaling with release cadence and coverage goals.
Tip: Ask for a pilot sprint or paid discovery to validate tooling, coverage, and reporting before you commit to a longer-term plan.
U.S. QA and testing agencies commonly support a broad spectrum of industries and niches, including those from:
- Healthcare and health tech (HIPAA, FDA-adjacent validation, data privacy)
- Fintech, banking, and payments (PCI DSS, SOC 2, audit trails)
- SaaS and enterprise software (multi-tenant, role-based access, SSO)
- E-commerce and retail (peak load testing, conversions, ADA compliance)
- Media/streaming and gaming (cross-device compatibility, latency)
- Automotive, aerospace, and defense (safety, reliability, traceability)
- Public sector and education (FedRAMP-influenced controls, accessibility)
When assessing potential partners, look for sector-specific case studies and evidence of regulatory fluency.
Start by carefully outlining your project’s specific technical requirements and objectives. Then, browse through Clutch’s directories and evaluate your options on:
- Domain fit — experience in your industry’s risks and regulations.
- Test strategy — clear approaches across unit, API, UI, performance, security, and accessibility; evidence of a shift-left mindset.
- Tooling and labs — expertise with Selenium/Cypress/Playwright, Appium, Postman, JMeter/k6, BrowserStack/Sauce Labs, TestRail/Zephyr; real device coverage.
- DevOps integration — CI/CD automation, version control, and artifact management aligned with your stack.
- Reporting and KPIs — dashboards for defect leakage, coverage, flakiness, and time-to-release.
- Team model — embedded vs. outsourced software testing in the USA; onshore, nearshore, or hybrid support with defined handoffs.
- Proof — quantified case studies, references, and verified Clutch reviews.
Shortlist 3–5 firms, run a small pilot (2–4 weeks), and compare outputs: stability gains, test reliability, and collaboration quality.
- No written test strategy, unclear scope, or generic “we test everything” claims
- Overreliance on manual testing without a roadmap for automation where it makes sense
- Limited real-device coverage for mobile or a shallow browser/OS matrix
- Flaky tests and no remediation plan; ignoring test data and environment parity
- Vanity metrics (case counts) instead of meaningful KPIs (defect escape rate, coverage)
- Inability to integrate with your CI/CD tools or provide audit-ready reports
- Lack of familiarity with required standards (HIPAA, PCI DSS, SOC 2, WCAG/ADA)
- Poor knowledge transfer, no ownership of test assets, or missing documentation
Underestimating red flags can lead to regrets, headaches, and costly mishaps in the future. Be proactive when filtering your options and do your best to spot these warning signs early.
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