We've conducted thorough assessments of almost 600 QA testing companies, considering their expertise, key services, track record of successful projects, client testimonials, pricing structures, and industry accolades. Check out our selection process to understand how we identify and highlight the most suitable candidates within the software testing industry.
Table of Contents
The Number 1 Software Testing Company as Selected by DesignRush Is:
1. a1qa
- Best for: Overall
- Average hourly rate: $30
- Minimum budget: $10,000 - $25,000
- Size: 1000 & Up
- Founded: 2003
- Location: Lakewood, CO
- Notable clients: Acronis, Adidas, SAP, Pearson, Turkcell
a1q1 has been a leading provider of quality assurance (QA) and software testing services since 2003. It specializes in testing all types of software, including personal package archives (PPAs) and custom-developed software, across different Agile methodologies from simple to Scaled Agile Framework (SAFe). a1q1 serves a global clientele, ensuring top-notch products and exceptional customer experiences. This software testing company is an ISO-certified pure-play provider that delivers software testing services 24/7/365 and swiftly adapts to any time zone and customer’s requirements
a1qa collaborated with a prominent pest control organization in North America to enhance software quality and speed up time-to-market. It provided a range of testing services, including functional, automation, cybersecurity, and performance testing, addressing inefficiencies from the previous QA vendor.
By integrating into the client's Scrum environment, implementing workflow improvements, and conducting comprehensive testing across 19 web and mobile applications, a1qa ensured high software quality, early issue detection, and improved security levels. Its efforts led to increased automation coverage, quicker defect identification, and a robust QA framework supporting the client's diverse software solutions for more than three years.
2. Testfort
- Best for: AI-enabled test automation
- Average hourly rate: $40
- Minimum budget: $10,000 - $25,000
- Size: 250 - 499
- Founded: 2001
- Location: Beverley Hills, CA
- Notable clients: The Huffington Post, Dashlane, Skype and Microsoft, AOL, Skyhook
TestFort is a software testing services company boasting over 160 QA professionals skilled in manual and automated testing. Its strengths lie in well-established workflows, meticulous attention to detail, transparent communication, and concise documentation, which drive exceptional results. TestFort handles all aspects of quality assurance, saving clients time and money compared to establishing an in-house QA department.
TestFort collaborated with a leading custom console manufacturer to revolutionize software testing using artificial intelligence (AI) solutions. The project aimed to streamline testing processes, enhance efficiency, and maintain high-quality standards. The QA testing company encountered challenges like bug triage, test coverage, bug report creation, requirements testing, and report generation. It leveraged AI tools such as DeepTriage, ChatGPT, Grammarly, and Microsoft Power BI to address them.
The implementation resulted in:
- 80% reduced analysis and bug report creation time
- 90% reduced defectability
- 80% faster test case creation
- 500% decrease in requirement testing time
- 50% increase in spelling mistake corrections
- 10% improvement in overall accuracy
- 30% improvement in data representation
3. QASource
- Best for: Security testing
- Average hourly rate: Inquire
- Minimum budget: Inquire
- Size: Under 49
- Founded: 2002
- Location: Pleasanton, CA
- Notable clients: Amazon, Oracle, Airtable, IBM, Salesforce
QASource boasts over 23 years of experience in delivering thoroughly tested code on time. It excels in API, Blockchain, manual, Salesforce, AI, cloud-based application, security, automation, and load and performance testing services. Its proven software testing approach includes dedicated teams, optimized communication protocols, and extensive training to seamlessly onboard new clients and integrate with their development teams.
QASource provided comprehensive web application security testing for a large tire manufacturing client, addressing critical vulnerabilities like SQL injection and XSS attacks. Its expert team conducted a thorough four-step process, identifying risks and recommending measures to improve application security and protect sensitive data.
By implementing input validation, XSS prevention measures, and a stronger password policy, QASource successfully mitigated potential security threats, ensuring enhanced protection and cybersecurity for the client's web applications.
4. DeviQA
- Best for: Automated testing
- Average hourly rate: $30
- Minimum budget: Inquire
- Size: 100 - 249
- Founded: 2010
- Location: New York, NY
- Notable clients: Abbott, Compass, Xola, Mimecast, CipherHealth
With a team of over 250 software QA engineers, DeviQA is a leading provider of comprehensive QA services specializing in automated testing. Its mission is to provide top-quality solutions at affordable prices and with quick delivery while maintaining stringent ethical standards. DeviQA's strategy revolves around constant innovation, proven expertise, teamwork, integrity, and values, ensuring best-in-class results for its clients.
Before partnering with DeviQA, Abbott Laboratories’ FreeStyle Libre System, a leading global glucose monitoring solution, faced numerous challenges. Its regression testing took 2.5 weeks, and smoke testing seven days. Only 50% of functionalities were covered with outdated test cases, and testing was limited to 5 devices without adequate localization support.
DeviQA's intervention included implementing over 1500 automated test scenarios, increasing test coverage to 90%, and expanding device testing to over 20 devices. The software testing company also enhanced localization support to 27 languages, with 70% of translations covered by automated tests.
The partnership reduced regression and smoke testing times to 1 day each. It improved efficiency and quality, facilitating quicker updates and minimizing the risk of software malfunctions, enhancing user safety and experience.
5. TestMatick
- Best for: Functional testing
- Average hourly rate: $14
- Minimum budget: $1,000 - $10,000
- Size: 100 - 249
- Founded: 2009
- Location: New York, NY
- Notable clients: Hubrick, PageSuite, KEYPR, Grape, oneUp
TestMatick is a leading QA testing company, offering over 20 types of testing to cover diverse needs across industries like finance, banking, e-commerce, and more. Its skilled QA team can start testing projects of any complexity within 24 hours, ensuring proper technical expertise, business process understanding, industry knowledge, and well-built testing processes for customer convenience.
TestMatick collaborated on the development of a new browser for iOS platforms. The browser aimed to excel in speed, usability, and performance akin to native iOS software while maintaining standard web browsing capabilities.
TestMatick's team conducted strict functional and usability testing across various iOS platforms to ensure compliance with requirements and enhance software efficiency. It utilized TestRail for test plans, scripts, and cases and performed smoke testing to evaluate initial application functionality swiftly. Identified software bugs were reported to the customer for resolution.
Check TestMatick Agency Profile
6. Abstracta
- Best for: Quality testing
- Average hourly rate: $70
- Minimum budget: Inquire
- Size: 100 - 249
- Founded: 2008
- Location: San Francisco, CA
- Notable clients: Singularity University, Shutterfly, Benefit Cosmetics, Santander, Broadcom
Abstracta is a dedicated software testing company established in 2008 by a team of passionate, PhD-qualified engineers deeply engaged in the global testing community. It offers innovative testing solutions, training, and custom tooling, capitalizing on its agile partnership model across offices in Latin America, the UK, and Silicon Valley. Abstracta's services aim to reduce costs and risks, accelerate time to market, and instill confidence in releases through the relentless pursuit of quality.
Abstracta collaborated with Singularity University to enhance its digital platforms through quality testing, focusing on optimizing user experience (UX). This involved transitioning from direct interactions to dynamic online engagement for events, programs, and courses. Abstracta seamlessly integrated with Singularity's team, applying agile methodologies, using the automation of the Java-based Selenium framework, and enhancing collaboration through Jira and Confluence.
The partnership resulted in refined app releases, comprehensive testing coverage, smoother releases aligned with online transition goals, and ongoing positive impact through continued alliance.
Check Abstracta Agency Profile
7. Testlio
- Best for: Regression testing
- Average hourly rate: Inquire
- Minimum budget: Inquire
- Size: 250 - 499
- Founded: 2012
- Location: Palo Alto, CA
- Notable clients: Uber, BBC, AthenaHealth, Netflix, PayPal
With a network of over 10,000 quality experts worldwide, Testlio has executed over 22 million test steps and completed 4 million test cases. Using a human-in-the-loop approach towards AI, Testlio ensures smarter decision-making and greater efficiencies across all solutions. Its specializations include manual, fused, and regression testing, test automation, and collaboration with DevOps for integrated testing solutions.
Fortune 50 technology company struggled with managing regression testing due to its extensive product scope, diverse end-user devices, and rapid development cycles. For each run, conducting necessary regression testing within the weekly development cycle required over 50 hours. Managing the testing of 377 different device/OS combinations added complexity, increasing the risk of impacting UX and potentially causing customer churn.
Testlio provided a tailored solution with a network of 162 expert testers across 41 locations, enabling extensive overnight and weekend testing. These testers used real devices that matched the end users' devices, ensuring that each device/OS combination was thoroughly tested.
The partnership with Testlio enabled the technology company to maintain its weekly release schedule and consistently deliver quality updates. This led to improved UX and a significant increase in iOS app ratings to 4.7 stars.
8. QAwerk
- Best for: Manual testing
- Average hourly rate: $40
- Minimum budget: $10,000 - $25,000
- Size: Under 49
- Founded: 2015
- Location: Kyiv, Ukraine
- Notable clients: Unfold, Zazu, VirtaMed, Thirdfort, Magic Mountain
QAWerk tests web2, web3, mobile, and SaaS, both manually and automatically, to ensure product quality, improve retention, and reduce churn. Its experienced team provides functional, usability, security, and performance testing, along with documentation services. QAWerk follows agile methodologies, ensuring flexibility, timely delivery, and efficient bug detection.
Unfold, a popular storytelling platform used by major brands and celebrities, partnered with QAwerk for comprehensive app testing. QAwerk's manual testing ensured functionality, usability, and compatibility across platforms, eliminating bugs and improving app performance. Its reliable team worked with tight deadlines, providing continuous support, detailed testing documentation, and proactive bug detection.
The comprehensive testing significantly improved app stability and user satisfaction. Unfold was rated with five stars on the App Store and 4.5 stars on Google Play. The app's success was further cemented with its acquisition by Squarespace and notable recognitions, including "Best of 2019" by Apple and "Best of 2018" by Google.
9. QAlified
- Best for: Web application testing
- Average hourly rate: Inquire
- Minimum budget: Inquire
- Size: Under 49
- Founded: 1992
- Location: Montevideo, Uruguay
- Notable clients: NASA, eWave, Brightwell, Liquibase, BlueCross & BlueShield
QAlified emerged from Genexus Consulting's Testing and Quality Assurance division, offering independent services for software projects across various technologies. It contributes to client growth by solving quality problems, reducing risks, and maximizing efficiency through application, performance, security, usability, and accessibility testing and test automation.
QAlified collaborated with Development Seed and NASA on the VEDA project, focusing on open-source software for Earth observations and climate data. It provided efficient web application testing, ensuring the quality and stability of the new application and its frequent content updates.
The software testing company also recommended automated testing solutions; it offered valuable insights to enhance the development and release processes, resulting in an advanced web application with high stability and content quality.
10. QA Madness
- Best for: UI testing
- Average hourly rate: $25
- Minimum budget: Inquire
- Size: 50 - 99
- Founded: 2013
- Location: Warsaw, Poland
- Notable clients: Lunaphore, Varis, Orderly, Fisherman Labs, Naduvi
QA Madness is an independent software testing company that improves product quality through meticulous testing processes. 81% of its senior and middle specialists are ISTQB® certified experts who can start new projects within one to three days. Their services include manual and automated testing, web and mobile app testing, and QA consulting and audit.
Lunaphore, a Swiss company specializing in laboratory software and hardware for rapid tissue analysis, needed a reliable QA partner to test its desktop applications. The collaboration started with the LabSat® project and expanded to include COMET, a custom solution for hyperplex panels.
QA Madness created comprehensive testing documentation, ensuring adherence to standards and ease of use for future specialists. Through a four-stage process involving meetings, analysis, documentation creation, and testing, it performed functional and UI testing. The documentation and testing feedback facilitated Lunaphore's product development and enhancements, significantly speeding up its release process.
Check QA Madness Agency Profile
How We Picked the Best QA Testing Companies
To find leading QA testing companies, we thoroughly review their client feedback, success stories, industry reputation, team capabilities, client base, and leadership effectiveness. Thorough evaluation helps us pinpoint the best software testing companies that can ensure software reliability, enhance security protocols, optimize performance, and achieve compliance with industry standards.
Our team of experts assesses these companies based on various criteria:
- Reviews: Client testimonials and reviews to understand agencies’ performance, expertise, and client satisfaction.
- Portfolio: Past projects to gauge agencies' capabilities and the quality of their work.
- Awards and press mention: Recognitions and industry mentions that validate an agency's credibility, reputation, and innovative approaches.
- Team bios: Skills, experience, and specialized expertise of an agency's team members.
- Top services: Agency's core services and areas of expertise.
- Software testing expertise: The ability to rigorously assess and validate software applications to ensure they function correctly, meet design specifications, and deliver reliable user experience.
For more detailed information on our research and ranking methodology, visit the DesignRush Agency Ranking Methodology page.
