Manual testing is a vital step in software development, aimed at identifying bugs and verifying that applications perform as intended. In the USA, companies like QAwerk, QA Mentor, and BugRaptors offer manual testing services for web, mobile, and desktop applications across industries such as e-commerce, fintech, and gaming. Their teams replicate real-user interactions to assess usability, functionality, and performance, using structured test plans. This approach catches issues that automated tools might overlook, ensuring software aligns with user expectations before launch.
1. A-listware
At A-listware, we provide manual testing services for web, mobile, and desktop applications across the United States, focusing on identifying defects and verifying functionality. Our team conducts functional, regression, usability, and compatibility testing, using manual and automated methods. We develop test plans based on client requirements, execute tests, and document issues for resolution, with case studies including projects like an AI-powered platform for e-commerce.
Our team uses tools like Jira, TestRail, and Selenium for test management and defect tracking. We perform exploratory testing to identify user experience issues and regression testing to ensure software stability after updates. We integrate with client workflows, including CI/CD pipelines, and offer testing services nationwide, supporting industries such as finance, retail, and healthcare.
Key Highlights
- Uses manual and automated testing methods
- Serves clients in finance, retail, and healthcare
Services
- Functional testing
- Regression testing
- Usability testing
- Compatibility testing
- Exploratory testing
- Quality assurance consulting
Contact and Social Media Information
- Website: a-listware.com
- Email: info@a-listware.com
- Facebook: www.facebook.com/alistware
- LinkedIn: www.linkedin.com/company/a-listware
- Address: North Bergen, NJ 07047, USA
- Phone: +1 (888) 337 93 73
2. QAwerk
QAwerk provides manual testing services for mobile, web, and desktop applications in the United States. Their team develops test plans and cases based on project requirements to evaluate functionality, usability, and performance. They test across platforms like iOS, Android, Windows, Mac OS X, and Linux, simulating user scenarios to detect defects. Case studies include supporting weekly releases for ClickHouse and testing a mobile app for BeFamily to meet launch requirements.
The company focuses on detailed documentation and defect reporting during testing. Their testers assess applications in various scenarios to ensure compatibility and functionality, tailoring services to industries like e-commerce, media, and fintech. They also offer overnight testing and regression testing to verify software stability after updates. QAwerk aligns testing with client specifications, using tools suited to each project’s needs in the USA.
Key Highlights
- Manual testing for mobile, web, and desktop apps.
- Test plan development based on project needs.
- Multi-platform testing across iOS, Android, Windows, Mac, Linux.
- Detailed defect reporting and documentation.
- Compatibility and functionality assessment.
Services
- Manual testing for mobile applications
- Manual testing for web applications
- Manual testing for desktop applications
- Regression testing
- Compatibility testing
Contact and Social Media Information
- Website: qawerk.com
- Email: sales@qawerk.com
- Facebook: www.facebook.com/QAwerk
- LinkedIn: www.linkedin.com/company/qawerk
- Twitter: x.com/qawerk
- Instagram: www.instagram.com/qawerk.testing
- Phone Number: +13473291444
3. QA Mentor
QA Mentor provides manual testing services for software applications in the United States, covering web, mobile, and desktop platforms. Their team conducts test design and execution on-demand, focusing on functional, regression, and compatibility testing. They test software across multiple mobile devices and browser/OS combinations to verify performance, with case studies showing work for clients in finance and healthcare.
Their process involves assessing software against requirements to identify defects and ensure functionality. They provide detailed defect reports and support continuous testing with teams across multiple global offices. QA Mentor also offers crowdsource testing with access to a large network of testers. Their services are customizable, allowing clients across the USA to schedule testing based on project needs.
Key Highlights
- Conducted tests for multiple projects
- Includes QA professionals with certifications
- Maintains CMMI and ISO certifications
Services
- Test design and execution on-demand
- Mobile and browser compatibility testing
- Regression testing
- Crowdsource testing
- Security and penetration testing
Contact and Social Media Information
- Website: www.qamentor.com
- Email: support@qamentor.com
- Facebook: www.facebook.com/QAMENTOR1
- LinkedIn: www.linkedin.com/company/qa-mentor-inc-
- Twitter: x.com/QAMENTOR1
- Address: 1441 Broadway, 3rd Floor, New York, NY 10018 USA
- Phone Number: 1-212-960-3812
4. BugRaptors
BugRaptors delivers manual testing services for software applications in the USA, focusing on functional, regression, and usability testing. Their team analyzes project specifications to create test cases covering various user scenarios, testing across web, mobile, and desktop platforms. They follow a process that includes specification analysis, test strategy development, and defect reporting to ensure software meets requirements. Case studies include testing a POS system and an employment website for functionality and reliability.
Their testing approach starts early in the development cycle to catch issues and reduce costs. They conduct exploratory testing to uncover hidden defects and compatibility testing to verify performance across environments. BugRaptors uses tailored tools for each project and provides detailed test completion reports summarizing findings. Their team in the USA integrates with client workflows, supporting agile and DevOps methodologies.
Key Highlights
- Manual testing services for software applications.
- Focus on functional, regression, and usability testing.
- Test case creation based on project specifications.
- Cross-platform testing (web, mobile, desktop).
- Process includes specification analysis, test strategy, defect reporting.
Services
- Functional testing
- Regression testing
- Exploratory testing
- Compatibility testing
- Usability testing
Contact and Social Media Information
- Website: www.bugraptors.com
- Email: info@bugraptors.com
- Facebook: www.facebook.com/BugRaptors
- LinkedIn: www.linkedin.com/company/bug-raptors
- Twitter: x.com/BugRaptors
- Instagram: www.instagram.com/bugraptors
- Address: 5858 Horton Street, Suite 101, Emeryville, CA 94608, United States
- Phone Number: +1(510)371-9104
5. QASource
QASource offers manual testing services for software applications in the United States, covering web, mobile, and desktop platforms. Their team reviews project requirements during sprint planning to create test strategies and develop test cases. They perform tests like functional, usability, and regression testing, reporting bugs and updating product specifications. Their process includes providing status reports with test documentation, tailored to industries like finance and healthcare.
The company combines manual and automated testing, adapting their approach to fit each client’s development process. Their team selects tools based on project needs, supporting tests like integration and compatibility testing. They provide offshore and nearshore testing options, with case studies showing work on projects like email communication systems. QASource delivers these services across the USA to meet client specifications.
Key Highlights
- Completed multiple client engagements
- Team includes engineers with industry experience
- Recognized on platforms like Clutch and G2
Services
- Functional testing
- Usability testing
- Regression testing
- Integration testing
- Compatibility testing
- Security testing
- Performance testing
- API testing
- Localization testing
- Acceptance testing
Contact and Social Media Information
- Website: www.qasource.com
- Email: info@qasource.com
- Facebook: www.facebook.com/qasource
- LinkedIn: www.linkedin.com/company/qasource
- Twitter: x.com/qasource
- Address: 73 Ray St, Pleasanton, CA 94566
- Phone Number: +1.925.271.5555
6. Testlio
Testlio provides manual testing services for web and mobile applications, serving clients in the USA with a network of freelance testers and full-time employees. Their team conducts functional, regression, and localization testing, covering devices, payment methods, and languages across multiple countries. They join client meetings to understand project needs, create test plans, and execute tests, focusing on real-world scenarios using actual devices.
The company blends manual and automated testing, delivering results quickly for typical test sessions. Their process includes smoke, exploratory, and regression testing, with case studies covering ride-sharing and streaming services. Testlio offers co-managed testing, allowing clients to run some tests independently. Their testing services are available throughout the United States, tailored to client workflows.
Key Highlights
- Provides manual testing for web and mobile applications.
- Services include functional, regression, and localization testing.
- Testing covers devices, payment methods, and languages across countries.
- Focuses on real-world scenarios using actual devices.
Services
- Functional testing
- Regression testing
- Localization testing
- Mobile app testing
- Web app testing
- Crowdsourced testing
- Payments testing
Contact and Social Media Information
- Website: testlio.com
- Email: privacy@testlio.com
- LinkedIn: www.linkedin.com/company/testlio
7. ImpactQA
ImpactQA delivers manual testing services for software applications in the USA, targeting industries like banking, healthcare, and e-commerce. Their team builds test plans based on project specifications, conducting tests such as functional, performance, and security testing on web, mobile, and desktop platforms. They aim to identify defects and ensure software aligns with requirements, with case studies showing work for enterprises and large companies.
The company integrates manual and automated testing, using AI-driven tools to improve efficiency. Their process involves analyzing requirements, executing test cases, and reporting defects in detail. They support agile and DevOps methodologies, with testing teams operating in the United States and other regions. ImpactQA provides testing across various devices for mobile applications.
Key Highlights
- Completed numerous projects
- Team includes testers with domain expertise
- Works with large enterprises and Fortune companies
Services
- Functional testing
- Performance testing
- Security testing
- Mobile app testing
- IoT testing
- Automation testing
Contact and Social Media Information
- Website: www.impactqa.com
- Email: solutions@impactqa.com
- Facebook: www.facebook.com/ImpactQA
- LinkedIn: www.linkedin.com/company/impactqa
- Twitter: x.com/Impact_QA
- Instagram: www.instagram.com/impactqa
- Address: 447 Broadway, 2nd Floor, New York, NY, 10013
- Phone Number: +1 (347) 268-6188
8. QualityLogic
QualityLogic provides manual testing services for software applications in the United States, covering web, mobile, and desktop platforms. Their team integrates with client development processes to create test plans and execute tests like functional, usability, and regression testing. They focus on verifying software against requirements, reporting defects, and providing test documentation. Case studies include work with clients in industries like fitness and telecommunications.
The company offers onshore and hybrid testing models, combining local and offshore resources. Their team adapts to agile development environments, supporting clients with immediate testing needs or ongoing projects. They also provide accessibility testing to ensure software meets compliance standards. QualityLogic delivers these services across the USA, tailoring their approach to each client’s specifications.
Key Highlights
- Provides manual testing services for software applications.
- Covers web, mobile, and desktop platforms.
- Integrates with client development processes for test planning and execution.
Services
- Functional testing
- Usability testing
- Regression testing
- Accessibility testing
- Mobile app testing
- Website testing
Contact and Social Media Information
- Website: www.qualitylogic.com
- Email: info@qualitylogic.com
- Facebook: www.facebook.com/QualityLogic
- LinkedIn: www.linkedin.com/company/qualitylogic
- Twitter: x.com/QualityLogic
- Address: 2245 First Street, Suite 103 Simi Valley, CA 93065
- Phone Number: 2084241905
9. KiwiQA
KiwiQA offers manual testing services for software applications in the USA, targeting web, mobile, and desktop platforms. Their team develops test cases based on project requirements, performing tests such as functional, usability, and performance testing. They use proprietary frameworks like K-FAST and K-ASSIST to manage testing processes, ensuring defects are identified and reported. Case studies show work with clients in retail, finance, and e-commerce.
The company supports flexible engagement models, allowing clients to choose services based on project needs. Their team conducts exploratory testing to uncover hidden issues and compatibility testing to verify performance across devices. They also offer free initial testing for web and mobile apps, including compatibility checks. KiwiQA provides these services throughout the United States, aligning with client workflows.
Key Highlights
- Offers manual testing services for web, mobile, and desktop applications.
- Develops test cases based on project requirements.
- Performs functional, usability, and performance testing.
Services
- Functional testing
- Usability testing
- Performance testing
- Mobile testing
- Security testing
- Exploratory testing
Contact and Social Media Information
- Website: www.kiwiqa.com
- Email: sales@kiwiqa.com
- LinkedIn: www.linkedin.com/company/kiwiqa-services
- Twitter: x.com/KQSPL
- Instagram: www.instagram.com/kiwiqa_services
- Phone Number: +61472869800
10. PixelQA
PixelQA delivers manual testing services for software applications in the USA, focusing on web, mobile, and desktop platforms. Their team creates test plans and executes tests like functional, usability, and regression testing, aiming to identify defects and ensure software meets requirements. They provide detailed bug reports and test documentation, with case studies covering projects in finance, healthcare, and e-commerce.
The company offers hiring models such as dedicated teams, time-and-material, and fixed-price engagements. Their team conducts exploratory and ad-hoc testing to find issues early in development. They also support compatibility testing across multiple browsers and devices. PixelQA provides these services across the United States, adapting to client project timelines and needs.
Key Highlights
- Provides manual testing services for software applications.
- Covers web, mobile, and desktop platforms.
- Creates test plans and executes tests (functional, usability, regression).
Services
- Functional testing
- Usability testing
- Regression testing
- Compatibility testing
- Exploratory testing
- Ad-hoc testing
Contact and Social Media Information
- Website: www.pixelqa.com
- Email: info@pixelqa.com
- Facebook: www.facebook.com/pixelqa.company
- LinkedIn: www.linkedin.com/company/pixel-qa
- Twitter: x.com/pixelqa_company
- Address: 14720 E. 44th St. S. Independence, MO, USA 64055
- Phone Number: +15404045858
11. Kutir Technologies
Kutir Technologies provides manual testing services for software applications in the United States, covering web and mobile platforms. Their team, consisting of ISTQB-certified engineers, performs tests like smoke, exploratory, and usability testing, using a library of real devices to verify functionality. They generate detailed reports with metrics to support client decision-making, with a focus on user acceptance and system testing.
The company emphasizes human-centric testing to evaluate UI/UX and real-life scenarios. Their team conducts regression and integration testing to ensure software stability after updates. They tailor services to client requirements, supporting industries like finance and healthcare. Kutir Technologies delivers these services throughout the USA, integrating with client development processes.
Key Highlights
- Provides manual testing services for software applications.
- Covers web and mobile platforms.
- Team includes ISTQB-certified engineers.
- Performs smoke, exploratory, and usability testing.
Services
- Smoke testing
- Exploratory testing
- Usability testing
- User acceptance testing
- System testing
- Regression testing
- Integration testing
Contact and Social Media Information
- Website: kutirmobility.com
- Email: info@kutirmobility.com
- Twitter: x.com/kutirmobility
- Address: 39899 Balentine Drive, Suite 200 Newark, CA 94560
- Phone Number: (510) 901-1774
12. Sauce Labs
Sauce Labs offers manual testing services for web and mobile applications in the United States, utilizing a platform with access to thousands of real devices and browser/OS combinations. Their team conducts functional, regression, and visual testing to verify application performance across platforms. They integrate with client CI/CD pipelines, providing test reports and error analytics to support development workflows. Case studies include work with companies in finance and retail.
The company supports manual testing alongside automated processes, allowing testers to execute exploratory tests to identify UI/UX issues. Their team uses AI-driven insights to prioritize test cases and report defects. They also offer mobile app distribution testing to validate user flows during beta phases. Sauce Labs provides these services throughout the USA, tailored to client project requirements.The platform includes tools for visual testing to detect UI discrepancies and error reporting to track crashes. Their team collaborates with clients to define test scopes, ensuring coverage for critical features. They support industries like e-commerce and media, with testing frameworks compatible with tools like Selenium and Appium. Sauce Labs delivers testing services across the USA, focusing on real-time feedback.
Key Highlights
- Provides manual testing services for web and mobile applications.
- Utilizes a platform with access to thousands of real devices and browser/OS combinations.
- Conducts functional, regression, and visual testing.
Services
- Functional testing
- Regression testing
- Visual testing
- Mobile app testing
- Web testing
- Exploratory testing
Contact and Social Media Information
- Website: saucelabs.com
- Email: inquiries@saucelabs.com
- Facebook: www.facebook.com/saucelabs
- LinkedIn: www.linkedin.com/company/sauce-labs
- Twitter: x.com/saucelabs
- Address: 450 Sansome Street, 9th Floor San Francisco, CA 94111 USA
13. Level Access
Level Access provides manual testing services for digital accessibility in the United States, focusing on ensuring web and mobile applications meet WCAG and ADA standards. Their team conducts audits to identify accessibility issues, using manual testing to verify compliance with guidelines. They generate reports like VPATs and ACRs to document findings, with case studies showing work for clients in retail, finance, and government sectors.
The company combines manual testing with automated tools to assess usability for users with disabilities. Their team performs functional and compatibility testing to ensure applications are accessible across devices and assistive technologies. They also offer training and consulting to integrate accessibility into client development processes. Level Access delivers these services across the USA, aligning with client compliance needs.Their testing process includes evaluating UI elements like forms and navigation for accessibility. The team collaborates with clients to develop remediation plans based on test results. They support industries with strict regulatory requirements, such as healthcare and education. Level Access provides accessibility testing services throughout the United States, tailored to project specifications.
Key Highlights
- Provides manual testing for digital accessibility.
- Focuses on meeting WCAG and ADA standards for web and mobile applications.
- Conducts audits to identify accessibility issues.
Services
- Accessibility testing
- Functional testing
- Compatibility testing
- Usability testing
- Compliance auditing
Contact and Social Media Information
- Website: www.levelaccess.com
- Email: info@levelaccess.com
- LinkedIn: www.linkedin.com/company/level-access
- Twitter: x.com/levelaccessa11y
- Phone Number: 1-800-889-9659
14. Parasoft
Parasoft offers manual testing services for software applications in the United States, targeting embedded, enterprise, and web platforms. Their team conducts functional, unit, and integration testing to verify software reliability, using tools like C/C++test and Jtest. They provide detailed test reports and compliance documentation, with case studies covering projects in automotive, finance, and healthcare.
The company supports manual testing within a broader automated testing framework, allowing testers to perform exploratory and regression testing. Their team integrates with client CI/CD pipelines to execute tests and track defects. They also offer service virtualization to simulate dependencies during testing. Parasoft delivers these services throughout the USA, customized to client development environments.Their testing process emphasizes compliance with standards like ISO 26262 and MISRA for safety-critical applications. The team uses AI-enhanced tools to assist with test case creation and defect analysis. They support industries requiring high reliability, such as medical devices and telecommunications. Parasoft provides testing services across the United States, focusing on quality assurance.
Key Highlights
- Offers manual testing services for embedded, enterprise, and web applications.
- Conducts functional, unit, and integration testing to verify software reliability.
- Provides detailed test reports and compliance documentation.
Services
- Functional testing
- Unit testing
- Integration testing
- Regression testing
- Exploratory testing
- Compliance testing
Contact and Social Media Information
- Website: www.parasoft.com
- Email: info@parasoft.com
- Facebook: www.facebook.com/parasoftcorporation
- LinkedIn: www.linkedin.com/company/parasoft
- Twitter: x.com/parasoft
- Address: 101 E. Huntington Drive, Second Floor Monrovia, CA 91016 USA
- Phone Number: +18883050041
15. Invensis
Invensis provides manual testing services for software applications, devices, and wearables in the United States, focusing on web, mobile, and desktop platforms. Their team conducts functional, regression, usability, and compatibility testing, using manual and automated methods to identify defects. They create test plans based on client requirements, execute tests, and document issues, with case studies showing work for clients like a UK-based e-learning company.
Their team uses tools like Selenium, Jira, and TestRail for test execution and defect tracking, performing exploratory testing to uncover user experience issues. They integrate with client CI/CD pipelines to support development and provide testing services throughout the USA, tailored to industries like IT, e-commerce, and finance.
Key Highlights
- Combines manual and automated testing methods
- Serves clients in IT, e-commerce, and education sectors
Services
- Functional testing
- Regression testing
- Usability testing
- Compatibility testing
- Exploratory testing
- Performance testing
Contact and Social Media Information
- Website: www.invensis.net
- Email: hrteam@invensis.net
- Facebook: www.facebook.com/invensis
- LinkedIn: www.linkedin.com/company/invensis
- Twitter: x.com/Invensis
- Address: Invensis Inc. 2785 Rockbrook Dr STE 204 Lewisville, TX 75067
- Phone Number: +1(302)-261-9036
Conclusion
The manual testing services provided by these companies in the US focus on verifying the functionality, usability, and compliance of software on web, mobile, and desktop platforms. These companies serve industries such as finance, healthcare, retail, and education, using structured testing plans to simulate real user interactions and identify defects that may be missed by automated tools. Their processes include test planning, execution, and defect reporting to ensure that software meets user expectations before release.
Companies in the US looking for manual testing services may consider these providers based on their project needs and testing scope. Each company offers specific services, from accessibility and compliance testing to exploratory and regression testing, with teams that have experience working with various platforms and industries. Reviewing their case studies and contacting them directly can help determine the best option for specific software testing requirements.
