Top Software Testing Companies in Japan
15 Companies
List of the Top Japan QA Testers
Sponsored
-
Featured
What are Featured Providers?
$25,000+$25 - $49 / hr1,000 - 9,999Serves JapanServices 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 versatile software development company specializing in Application Testing and Software Quality Assurance. The company is noted for its flexibility, technical expertise, and proactive project management, consistently meeting project timelines and client needs with a 95% satisfaction rate. Clients frequently commend Simform for its excellent communication and ability to adapt to changing requirements, as highlighted in 80% of reviews.
12 of 13 Application Testing reviews are 5 stars$50,000 – $199,999 avg. project costRead 13 ReviewsApplication Testing PROJECT HIGHLIGHT
Development & QA Support for Lifestyle Membership Platform
5.0 — Simform provides ongoing development and QA support for a lifestyle membership platform. The team has helped develop services, automated the client's regression testing, and set up automated class Read moreWas this helpful?
Industry Experience
Simform has received favorable feedback across various industries. In Information Technology, clients praise their expertise in cloud solutions and development frameworks, yielding effective outcomes. In Business Services, they excelled in website and mobile application development, with high responsiveness and adherence to deadlines. Their work in Healthcare and Fitness has been commended for enhancing user experience and application functionality. Overall, sentiment across industries is positive, highlighting Simform's reliability, technical proficiency, and strong communication skills, making them a suitable partner for technology-driven projects.
Read All ReviewsSelect Industry to see insights
Utilities Financial services eCommerce Real estate Healthcare Logistics & Supply Chain Wellness & Fitness Agriculture Human Resources Media Other industries Consulting Advertising & marketing IT Services Nonprofit Construction Legal Arts, entertainment & music Gaming Food & Beverages Other Industry Education Consumer Products Fitness Software Business services Information technology Hospitality & leisureWas 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?
View projects from:
Was this helpful?
$5,000+Undisclosed50 - 249Serves JapanServices provided
100% Application TestingSee all 59 projectsQA Wolf is a software quality assurance company specializing in app and software testing services, including automated regression testing and test suite management. Reviews indicate an impressive 100% positive feedback, highlighting their rapid test delivery, responsive communication, and ability to customize workflows to client needs. Approximately 50% of reviewers commend their excellent project management and adaptability, which enhances partnership experiences.
5 of 6 reviews are 5 stars5 new reviews for Application Testing servicesUnknown avg. project costRead 6 Recent ReviewsReviewed 6 times in the past 6 months
In the last six months, client feedback for QA Wolf has been overwhelmingly positive, highlighting their responsiveness, effective communication, and ability to deliver on time. Clients noted significant improvements in testing efficiency, with one client reporting over 30 hidden bugs uncovered, saving hundreds of manual hours. Additionally, their project management was praised for being well-organized and transparent. While minor areas for improvement were mentioned, such as clearer expectations on test creation, overall sentiment reflects strong satisfaction with QA Wolf's services.Was this helpful?
44 of 57 Application Testing reviews are 5 stars9 new reviews for Application Testing in past 6 months$50,000 – $199,999 avg. project costRead 57 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?
Industry Experience
QA Wolf demonstrates significant expertise across multiple industries, including Insurance, Telecommunications, Financial Services, and Education. Client feedback highlights their strengths in automation, responsiveness, and effective communication. Specifically, clients noted increased test coverage, reduced manual testing efforts, and timely bug detection, leading to improved product quality. Overall sentiment across industries is highly positive, indicating QA Wolf as a strong partner for organizations seeking reliable QA automation services.
Read All ReviewsSelect Industry to see insights
Gambling Manufacturing Arts, entertainment & music Automotive Advertising & marketing Education Healthcare Media Consulting eCommerce Information technology Logistics & Supply Chain Agriculture Software Telecommunications Financial services Engineering InsuranceWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients consistently praise QA Wolf for their cost-effectiveness and value for money, noting that their pricing aligns well with budgets while delivering high-quality services. One client highlighted that QA Wolf's pricing fit their budget and provided good value for the cost, enabling them to automate extensive testing processes without overspending. Overall, feedback indicates a strong sentiment of satisfaction, with clients appreciating the significant reduction in manual testing efforts and enhanced software quality achieved through QA Wolf's services.Was this helpful?
$5,000+$25 - $49 / hr50 - 249Serves JapanServices 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 Efficient
QualityLogic has received overwhelmingly positive feedback regarding their efficiency. Clients highlighted their remarkable productivity, noting they deliver ten times the work compared to other vendors. One client emphasized their excellent project management and effective communication, which avoids unnecessary details while maintaining clarity. Another client praised their flexibility and commitment to continuous improvement, stating that QualityLogic plugs critical gaps in testing coverage. Overall, clients appreciate the value and quality provided by QualityLogic, with no suggested areas for improvement.-
App Testing & QA Services for Women’s Health Company
5.0 Apr 29, 2022QualityLogic is highly efficient in their testing work. They put a lot of effort, and compared to the other quality testing vendors we’ve had, QualityLogic provides 10x the amount of work as other teams. Their project management is excellent. They communicate relevant things to us and don’t spam us with unnecessary details.
Read Full Review
Was 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.
Read All ReviewsSelect Industry to see insights
Healthcare Advertising & marketing Information technology Business services Legal Software Education Other Industry Arts, entertainment & music Consulting Transportation IT Services Financial services MediaWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients consistently highlight QualityLogic's competitive pricing and exceptional value for money. One client noted that their 'cost to benefit ratio was a real win for our product launch,' while another mentioned that QualityLogic delivered 'strong project management' under budget. Overall, feedback indicates that clients feel they receive high-quality services that justify their investment, with many expressing satisfaction with the responsiveness and professionalism of the team.Was 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?
-
-
$10,000+$150 - $199 / hr2 - 9Kobe, Japan
Services provided
50% Application Testing50% Conversion OptimizationSee all 1 projectsArtifact Consultancy (ARTICON) is a specialized conversion rate optimization (CRO) agency. Their reviews highlight a successful track record, with positive outcomes and statistically significant increases in conversion rates. Approximately 90% of clients praise their thorough CRO audits and effective A/B testing, noting smooth workflows and timely delivery. A minor suggestion for improvement involved condensing audit reports for quicker review.
Industry Experience
Artifact Consultancy (ARTICON) has demonstrated expertise primarily in the business services sector, particularly in conversion rate optimization (CRO). Clients have praised their detailed audits and effective A/B testing strategies, leading to significant improvements in conversion rates and overall user experience. Overall sentiment from this industry highlights ARTICON's strength in delivering results that directly enhance revenue, making them a suitable partner for businesses looking to optimize their digital platforms.
Read All ReviewsSelect Industry to see insights
Business servicesWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients have praised Artifact Consultancy (ARTICON) for delivering significant value for money, particularly in their conversion rate optimization services. One client noted that the thorough CRO audit and A/B testing resulted in statistically significant improvements in conversions, directly correlating to increased revenue. Overall sentiment reflects satisfaction with the cost-to-value ratio, although a suggestion was made for a more concise audit report to enhance efficiency.Was this helpful?
-
$50,000+$200 - $300 / hr50 - 249Koto City, Japan
Services provided
20% Application Testing20% AI Consulting20% Blockchain +2 services20% Call Center Services20% CybersecurityCybersecurity company Indo-Sakura Software Pvt Ltd was established in 2006. The agency focuses on Cybersecurity and Blockchain.
Read moreSee All Locations (2)Koto City, Japan
Japan, 〒135-0016 Tokyo, Koto City, Toyo, 3 Chome−5−5 7階
Koto City, Japan 135-001676 - 100
+81 3-5633-7776
Was this helpful?
-
Featured
What are Featured Providers?
$5,000+Undisclosed50 - 249Serves JapanServices provided
80% Application Testing10% Application Management & Support10% Other IT Consulting and SISee all 64 projectsBetterQA is a distinguished software quality assurance firm specializing in application and software testing. Their services are highly praised across diverse industries for enhancing software reliability and reducing defect rates. Notably, over 90% of reviews highlight their exceptional project management, responsiveness, and custom-tailored QA solutions that align with client needs, underscoring their reputation as a reliable and valuable partner in testing services.
36 of 40 Application Testing reviews are 5 stars5 new reviews for Application Testing in past 6 months$10,000 – $49,000 avg. project costRead 40 ReviewsApplication Testing PROJECT HIGHLIGHT
Application QA Services for Real Estate Company
5.0 — BetterQA provided QA services for a real estate company. The team conducted application-level testing, validated key business processes, and identified gaps, risks, and opportunities for Read moreWas this helpful?
More responsive than most other service providers
Get in TouchBetterQA is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
View projects from:
Was this helpful?
View PackagesBetterQA Independent Testing Solutions
Independent testing that tells you what's actually broken, not what you want to hear. We bridge the gap between developers who build it and business teams who sell it. Bottom line: we make sure your releases work so you can sleep at night.Was this helpful?
Undisclosed$25 - $49 / hr10 - 49Serves JapanServices provided
100% Application TestingSee all 21 projectsQAlified is a Software Quality Assurance company specializing in comprehensive testing services, including App Testing, QA Testing, and Software Validation. They are consistently recognized for exceptional project management, timely delivery, and thorough bug reporting. Across numerous client reviews, 100% commend their dedication to quality and responsiveness, with notable appreciation for their flexibility and seamless integration into client workflows.
1 of 1 reviews is 5 stars1 new review for Application Testing servicesUnknown avg. project costRead 1 Recent ReviewReviewed 1 time in the past 6 months
In the past six months, QAlified has received positive feedback for their quality assurance services, particularly in improving site stability and reducing high-severity issues post-release. Clients praised their strong project management, timely deliverables, and seamless integration into existing workflows. Notably, their transparency and cultural alignment fostered a collaborative environment, enhancing trust. While clients suggested exploring test automation earlier, the overall sentiment remains highly favorable, highlighting QAlified as a reliable partner.Was this helpful?
Industry Experience
QAlified has demonstrated strong expertise across multiple industries, including healthcare, media, education, and manufacturing. Clients praised their thoroughness in quality assurance, performance testing, and usability, resulting in improved application reliability and user satisfaction. Overall sentiment is highly positive, highlighting their adaptability, effective communication, and commitment to delivering quality solutions. Companies in healthcare, media, and education particularly benefited from their tailored approach, making QAlified a suitable partner for organizations seeking robust testing and quality assurance services.
Read All ReviewsSelect Industry to see insights
Information technology IT Services Media Software Advertising & marketing Manufacturing Education Government RetailWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients consistently noted that QAlified offers good value for money, with several reviews highlighting that their pricing fits within budgets while delivering high-quality results. For instance, one client emphasized that their choice was based on QAlified’s good value for cost, while another praised their ability to deliver high-quality findings on time. Overall sentiment reflects satisfaction with the cost-effectiveness of QAlified's services, aligning well with client expectations.Was this helpful?
View projects from:
Was this helpful?
-
$5,000+$25 - $49 / hr10 - 49Osaka, Japan
Services provided
20% Application Testing20% Custom Software Development20% ERP Consulting and SI +2 services20% IT Staff Augmentation20% Mobile App DevelopmentEstablished in 2022, G K Intelligent Techsol (Pvt) Ltd is a small ERP consulting and SI company. Their team specializes in ERP consulting and SI and IT staff augmentation.
Read moreSee All Locations (2)Osaka, Japan
2nd floor, Kikuya Garden, 1-2-10 Kyoritsu-dori, Abeno-ku, Osaka, Osaka 545-0041
Osaka, Japan 545-00416 - 9
+818031184011
Was this helpful?
-
$1,000+Undisclosed10 - 49Ichikawa, Japan
Services provided
20% Application Testing20% Branding20% Content Marketing +2 services20% Search Engine Optimization20% Web DevelopmentLaunch Lab is an Ichikawa, Japan-based branding agency. Their services include Branding and Content Marketing.
Read more -
$100,000+$100 - $149 / hrFreelancerKoto City, Japan
Services provided
10% Application Testing15% Custom Software Development10% Cloud Consulting & SI +9 services10% Cybersecurity10% Mobile App Development10% Robotics Process Automation10% Web Development5% AI Development5% Application Management & Support5% Enterprise App Modernization5% IT Managed Services5% IoT DevelopmentFounded in 1977, PERSOL PROCESS & TECHNOLOGY is a custom software development firm. The large team offers Custom Software Development and cloud consulting & SI.
Read more -
UndisclosedUndisclosed1,000 - 9,999Minato City, Japan
Services provided
20% Application Testing30% Mobile App Development20% Custom Software Development +2 services15% Graphic Design15% UX/UI DesignRoom 8 Group, an app development firm, was founded in 2011. They specializes in Mobile App Development and Custom Software Development.
Read moreSee All Locations (7)Minato City, Japan
Shiroyama Trust Tower, Toranomon 4-3-1, Minato-ku
Minato City, Japan 105-00011001 - 2000
Was this helpful?
-
$5,000+$25 - $49 / hr10 - 49Niigata, Japan
Services provided
10% Application Testing20% Custom Software Development20% Web Development +5 services10% E-Commerce Development10% IT Staff Augmentation10% Mobile App Development10% UX/UI Design10% Web DesignIB-Staff is a software development company in Niigata, Japan. Launched in 2020, the team specializes in Custom Software Development and Web Development.
Read more -
UndisclosedUndisclosed50 - 249Shibuya, Japan
Services provided
10% Application Testing20% Blockchain10% Blockchain Marketing +6 services10% Corporate Training & Coaching10% Cybersecurity10% DevOps Managed Services10% Digital Strategy10% Marketing Strategy10% UX/UI DesignSORAMITSU | 2016-2025 is a Blockchain company. Founded in 2016, the firm focuses on Blockchain and Marketing Strategy.
Read more -
$1,000+< $25 / hr50 - 249Shinagawa City, Japan
Services provided
10% Application Testing30% Custom Software Development30% Mobile App Development +2 services15% Enterprise App Modernization15% Web DevelopmentTinhvan Outsourcing JSC is a software development company. They specialize in Custom Software Development and Mobile App Development and were established in 2006.
Read moreSee All Locations (4)Shinagawa City, Japan
Room 1003, 10th Floor, Aios Gotanda Ekimae Building, 1-11-1 Nishi-Gotanda, Shinagawa-ku, Tokyo 141-0031, Japan
Shinagawa City, Japan 141-003110 - 15
Was this helpful?
-
$10,000+< $25 / hr50 - 249Meguro City, Japan
Services provided
15% Application Testing20% Web Development15% Mobile App Development +5 services10% AI Development10% Blockchain10% Custom Software Development10% E-Commerce Development10% Enterprise App ModernizationWebsite development company CodeComplete Vietnam was founded in 2015. Based in Meguro City, Japan and Danang, Vietnam, the team specializes in Web Development and Mobile App Development.
Read more -
$5,000+< $25 / hr50 - 249Chuo City, Japan
Services provided
10% Application Testing30% Web Development20% Mobile App Development +5 services10% AR/VR Development10% Custom Software Development10% Low/No Code Development5% IT Strategy Consulting5% IoT DevelopmentProtean Studios is a website development firm. In Hanoi, Vietnam and Hai Phong City, Vietnam, the agency was established in 2020. Their team specializes in Web Development and Mobile App
Read moreSee All Locations (3)Chuo City, Japan
N&E Bld., 1-12-4 Ginza
Chuo City, Japan 104-00612 - 5
Was this helpful?
-
$50,000+$25 - $49 / hr250 - 999Yokohama, Japan
Services provided
10% Application Testing30% Custom Software Development20% Mobile App Development +3 services20% Web Development10% Cloud Consulting & SI10% UX/UI DesignSee all 13 projectsInApp is a versatile software development company providing a range of services from mobile wallet applications to complex cloud-based systems for diverse industries, including fintech, healthcare, and non-profits. Reviews indicate a strong emphasis on project management, responsiveness, and technical expertise, with 90% of feedback highlighting excellent communication and reliability. While minor delays and scope management issues are noted, the overall sentiment reflects a positive and collaborative experience.
Reviews mention High-quality work
Clients consistently commend InApp for delivering high-quality work, often exceeding expectations. One client noted their code quality was 'above and beyond' typical standards, while another praised their ability to adapt and execute complex designs effectively. Feedback highlights InApp's professionalism, with one client stating they view InApp as an extension of their team, emphasizing trust and reliable communication. Overall, sentiment reflects strong satisfaction with InApp's commitment to quality and responsiveness throughout various projects.-
Custom Software Dev for Healthcare Inventory Company
5.0 Jun 24, 2021InApp’s code was able to come up to standard against all these metrics. I’ve worked with a number of different teams, both domestic and offshore, and InApp proved to be the best at executing designs and architecture in a very professional manner. Something particularly exceptional about InApp is the professional nature of their code. It is above and beyond what we expect from most engineering organizations.
Read Full Review -
.NET, C# & JavaScript Dev for Maintenance Software Firm
5.0 Apr 6, 2021Overall, InApp delivers the solutions we need to meet the metrics that we’re looking for. I feel like they’re as important to my business as any of my employees. They’re not just contractors; I view them more as an extension of my team.
Read Full Review -
Web & Mobile Development for Manufacturing Technology Team
5.0 Mar 10, 2021I’m very happy with InApp’s work with us. The quality of work has been good. They effectively took on an existing technology and code base with the frameworks and restrictions that applied.
Read Full Review -
Development for Contractor Management Software Company
5.0 Aug 12, 2020They delivered the project that we asked them for exactly to our specifications. We’ve been very satisfied with the quality of the platform and the seamless service that it has allowed us to provide to our customers, so I really think they did an excellent job. We’re constantly enhancing the program, and they have continued to provide high-quality work on all of those efforts.
Read Full Review -
Maintenance Department Software Development
5.0 Oct 11, 2013We've been extremely satisfied. They produce very good work on a consistent basis. The most unique and special thing that I found with them in comparison to some of my other colleagues, who work with offshore teams, is that I’ve worked with the same team now for seven years.
Read Full Review
Was this helpful?
Industry Experience
InApp has demonstrated expertise across various industries, including Financial Services, Healthcare, Nonprofit, Software, Manufacturing, Legal, and Consumer Products. Clients commend their strong project management, technical proficiency, and ability to deliver quality solutions on time. Healthcare clients value their innovative approaches to complex systems, while nonprofits appreciate their alignment with mission-driven goals. Overall, InApp is well-regarded for its adaptability and collaborative spirit, making them a suitable partner for projects requiring technical depth and industry-specific insights.
Read All ReviewsSelect Industry to see insights
Financial services Healthcare Nonprofit Software Manufacturing Legal Consumer Products Information technology Business services TelecommunicationsWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients generally perceive InApp as offering good value for money, with investments ranging from $60,000 to over $1 million. Feedback highlights their responsiveness, quality of work, and adherence to deadlines, with one client noting they 'always deliver what is asked.' However, some concerns about timeline management and scope creep were mentioned. Overall, sentiment is positive, with clients recommending InApp for their dedication and proactive approach to project challenges.Was this helpful?
View projects from:
Was this helpful?
-
-
$25,000+$50 - $99 / hr250 - 999Minato City, Japan
Services provided
10% Application Testing50% Mobile App Development15% UX/UI Design +2 services15% Web Development10% Custom Software DevelopmentSee all 26 projectsRobosoft Technologies Inc. is a reputable company specializing in Software Quality Assurance and comprehensive Testing Services. They are praised for their technological talent, delivering high-quality results on time with 100% automation, and maintaining excellent human interaction. Approximately 100% of the reviews reflect positive feedback on their efficiency, effectiveness, and value for cost.
0 of 2 Application Testing reviews are 5 starsUnknown avg. project costRead 2 ReviewsApplication Testing PROJECT HIGHLIGHT
Blockchain-Related Technology Dev for Technology Company
4.5 — A technology company has hired Robosoft Technologies for software development services. In collaboration with the client, they are currently developing a blockchain-related technology. Read moreWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients generally perceive Robosoft Technologies as providing excellent value for money. Several reviews highlight that their pricing aligns well with client budgets while maintaining high-quality outcomes. For example, one client appreciated the 'good value for cost' and noted that their pricing fit the budget. Another emphasized the cost-effectiveness compared to in-house options, citing a 500% cost savings. Overall, the sentiment reflects satisfaction with the balance of affordability and quality service provided.Was this helpful?
View projects from:
Was this helpful?
See All Locations (11)Minato City, Japan
Roppongi Hills Mori Tower 35F, 6-10-1, Roppongi, Minato-ku
Minato City, Japan 106-00326 - 9
+81-3-6759-5664
Was this helpful?
-
$1,000+< $25 / hr10,000+Minato City, Japan
Services provided
10% Application Testing10% AI Development10% AR/VR Development +7 services10% Blockchain10% Cloud Consulting & SI10% Cybersecurity10% Digital Strategy10% E-Commerce Development10% IT Managed Services10% IoT DevelopmentFounded in 1999, FPT Software, a large Digital Strategy company, is in El Segundo, California and Hanoi, Vietnam. Their team focuses on Digital Strategy and cloud consulting & SI.
Read moreSee All Locations (5)Minato City, Japan
6th Floor, CROSS PLACE Building, Hamamatsu-cho, Shiba Park 1-7-6, Minato-ku
Minato City, Japan 105-0013101 - 150
+81 (3) -6634-6868
Was this helpful?
-
UndisclosedUndisclosed250 - 999千代田区, Japan
Services provided
20% Application Testing20% AI Consulting20% BI & Big Data Consulting & SI +2 services20% Cloud Consulting & SI20% DevOps Managed ServicesSollers Consulting, a big data analytics company, offer BI & big data consulting & SI and cloud consulting & SI. They were founded in 2000.
Read moreSee All Locations (10)千代田区, Japan
WeWork KANDA SQUARE, 11F, 2-2-1 Kanda-Nishikicho, Chiyoda-ku,
千代田区, Japan 101-00546 - 9
Was this helpful?
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My MatchesTell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
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.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
Rollover to see company insights or click a company below for more details.
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 1 Japan QA Testers
-
$10,000+$150 - $199 / hr2 - 9Kobe, Japan
Ability to deliver
20.8/40.016.2/20 Reviews0/10 Clients & Experience4.6/10 Market PresenceService focus
50% Application Testing50% Other -
$50,000+$200 - $300 / hr50 - 249Koto City, Japan
Ability to deliver
5.3/40.00/20 Reviews0/10 Clients & Experience5.3/10 Market PresenceService focus
20% Application Testing80% Other -
$5,000+$25 - $49 / hr10 - 49Osaka, Japan
Ability to deliver
4/40.00/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
20% Application Testing80% Other -
$1,000+Undisclosed10 - 49Ichikawa, Japan
Ability to deliver
4/40.00/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
20% Application Testing80% Other -
$100,000+$100 - $149 / hrFreelancerKoto City, Japan
Ability to deliver
5.9/40.00/20 Reviews0/10 Clients & Experience5.9/10 Market PresenceService focus
10% Application Testing90% Other -
UndisclosedUndisclosed1,000 - 9,999Minato City, Japan
Ability to deliver
19.5/40.00/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
20% Application Testing80% Other -
$5,000+$25 - $49 / hr10 - 49Niigata, Japan
Ability to deliver
4/40.00/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
10% Application Testing90% Other -
UndisclosedUndisclosed50 - 249Shibuya, Japan
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
10% Application Testing90% Other -
$1,000+< $25 / hr50 - 249Shinagawa City, Japan
Ability to deliver
9.1/40.00/20 Reviews4/10 Clients & Experience5.2/10 Market PresenceService focus
10% Application Testing90% Other -
$10,000+< $25 / hr50 - 249Meguro City, Japan
Ability to deliver
5.2/40.00/20 Reviews0/10 Clients & Experience5.2/10 Market PresenceService focus
15% Application Testing85% Other -
$5,000+< $25 / hr50 - 249Chuo City, Japan
Ability to deliver
4.8/40.00/20 Reviews0/10 Clients & Experience4.8/10 Market PresenceService focus
10% Application Testing90% Other -
$50,000+$25 - $49 / hr250 - 999Yokohama, Japan
Ability to deliver
35.2/40.015.8/20 Reviews10/10 Clients & Experience9.4/10 Market PresenceService focus
10% Application Testing90% Other -
$25,000+$50 - $99 / hr250 - 999Minato City, Japan
Ability to deliver
36.4/40.016.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Application Testing90% Other -
$1,000+< $25 / hr10,000+Minato City, Japan
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
10% Application Testing90% Other -
UndisclosedUndisclosed250 - 999千代田区, Japan
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
20% Application Testing80% Other
Get personalized agency matches based on your project goals.