k6 logo

k6

The best developer experience for Load Testing. A Grafana Labs Company.

51 employees · est. 2009 · Stockholm, Sweden

VS
Virtuoso QA logo

Virtuoso QA

AI generates software. Virtuoso QA generates the evidence to trust it

112 employees · est. 2016 · London, United Kingdom

k6 is the older company (2009 vs 2016).

Side-by-Side Comparison

k6 Virtuoso QA
Founded
2009 older 2016
Headquarters
Stockholm, Sweden London, United Kingdom
Employees
51 112
Industry
SaaS IT, Information Technology, Internet
Funding Stage
Acquired Series A
Total Funding
Not tracked yet $17.45M
Funding Rounds
1 3
Services
Open Source Load Testing Tool, Cloud Load Testing, Performance Test Automation, Integration with Dev Tools, Synthetic Monitoring AI-native Test Automation, Natural Language Processing (NLP) for Testing, Machine Learning (ML) in QA, Robotic Process Automation (RPA), Comprehensive Integration with Business Applications
Target Customers
Developers, Backend Engineers, Frontend Engineers, Site Reliability Engineers, Quality Assurance Engineers, Software Engineers in Test QA Managers, QA Practitioners, Senior Executives, Automation Engineers, Manual Testers, Non-Technical Stakeholders
Taxonomy
Developer Experience, Load Testing, Performance Testing, Agile Software Development, Continuous Integration, Software Testing Tools, API Testing, Web-based Software Testing, Test Automation, Early Release Cycle Testing, Integrations Codeless Test Automation, Self-Maintaining Automation, Automated Software Testing, Intelligent Quality Assistance, Digital Transformation, CI/CD Tools Integration, Robotic Process Automation, Machine Learning In Testing, AI Test Automation, Functional UI Testing, Continuous Testing Solutions, Performance Testing, Requirement Ambiguity Testing, Regression Testing
Website
k6.io virtuosoqa.com
k6 logo

About k6

k6, founded in 2009 and headquartered in Sweden, is a promising player in the SaaS industry, now operating under the umbrella of Grafana Labs. Focused on enhancing the developer experience, k6 offers streamlined load and performance testing tools specifically designed for agile software development...

Virtuoso QA logo

About Virtuoso QA

Virtuoso QA, founded in 2016 and headquartered in the United Kingdom, is revolutionizing the software testing landscape with its innovative platform. The company’s slogan, "Enabling teams to test faster with codeless, self-maintaining, automation in the cloud," encapsulates its approach to intellige...

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Funding, hiring, leadership and stack changes at k6 and Virtuoso QA — by email.

Frequently Asked Questions

k6 — The best developer experience for Load Testing. A Grafana Labs Company. . Virtuoso QA — AI generates software. Virtuoso QA generates the evidence to trust it. Both companies operate in related markets but may differ in funding stage, team size, and product focus.
k6 has raised undisclosed funding while Virtuoso QA has raised $17.45M.
k6 and Virtuoso QA operate in overlapping markets and are frequently compared. Track both companies on Bounce Watch to monitor their growth signals in real time.

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Compiled from the BounceWatch company index. We last looked at k6 on 27 Mar 2026, and Virtuoso QA on 21 May 2026. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.

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