mabl
mabl is the #1 AI-native test automation platform empowering software teams to deliver exceptional user experiences.
110 employees · est. 2016 · Boston, United States
Testsigma
Agentic Test Automation Platform. Powered by agents, driven by you.
238 employees · est. 2019 · San Francisco, United States
mabl is the older company (2016 vs 2019); Testsigma is the larger of the two.
Side-by-Side Comparison
| Metric | mabl | Testsigma |
|---|---|---|
| Founded | ||
| Founded | 2016 older | 2019 |
| Headquarters | ||
| Headquarters | Boston, United States | San Francisco, United States |
| Employees | ||
| Employees | 110 | 238 larger |
| Industry | ||
| Industry | Developer Tools, SaaS | Not tracked yet |
| Funding Stage | ||
| Funding Stage | Series C | Unknown |
| Total Funding | ||
| Total Funding | $76.10M | $12.80M |
| Funding Rounds | ||
| Funding Rounds | 4 | 4 |
| Services | ||
| Services | AI-Native Test Automation, Agentic Testing Platform, Test Creation and Execution, Test Maintenance and Analysis | Autonomous Test Automation Platform, Self-healing Test Execution, Risk-based Test Planning, Instant Test Generation and Maintenance, Test Automation for Web, Mobile, APIs |
| Target Customers | ||
| Target Customers | Developers, QA Engineers, Executives, Enterprises, Quality and Engineering Teams | QA Teams, Test Managers, Senior QA Analysts, Software Development Teams, Enterprise IT Departments, Technical Support Engineers |
| Taxonomy | ||
| Taxonomy | AI-native Test Automation, Software Quality, End-to-end Testing, CI/CD Integration, Auto-healing Tests, Web Testing, Mobile Testing, API Testing, Accessibility Testing, Performance Testing, Low-code Test Automation, Intelligent Test Automation, Functional Testing, Regression Testing, DevOps Testing | AI-powered Test Automation, Agentic AI, Automated Testing Software, Cross-Browser Testing, Continuous Testing, Regression Testing, Scriptless Testing Tool, Test Management, End-to-End Testing, Natural Language Processing, CI/CD Integration, Cloud-Based Testing, Codeless Testing |
| Website | ||
| Website | mabl.com | testsigma.com |
About mabl
mabl, founded in 2016, is transforming the landscape of software testing with its AI-native test automation platform. Headquartered in the United States, the company is positioned in the Developer Tools and SaaS industries. Their slogan, "mabl is the #1 AI-native test automation platform empowering...
About Testsigma
Testsigma, founded in 2019, is revolutionizing the test automation landscape with their Agentic Test Automation Platform. The platform, headquartered in the United States, uniquely merges artificial intelligence with testing processes through an AI coworker known as Atto. This AI-driven innovation s...
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Funding, hiring, leadership and stack changes at mabl and Testsigma — by email.
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Compiled from the BounceWatch company index. We last looked at mabl on 29 Apr 2026, and Testsigma on 29 Apr 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.