Best Functional Testing Software in 2026 · page 2
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mabl
mabl is an agentic testing platform for building, running, and recovering software test coverage.
AndroidiOSWebAPI6.6 - 27
Squish
Squish automates GUI testing for desktop, web, mobile, and embedded applications.
AndroidiOSWebAPI6.6 - 28
Ghost Inspector
Ghost Inspector is a paid, no-code platform for automated browser testing of websites and web applications.
WebAPIExtension6.5From $109 a month - 29
Rainforest QA
Rainforest QA is a paid, AI-powered no-code testing platform for protecting critical user flows and creating maintainable tests.
AndroidiOSWebAPI6.5 - 30

Robot Framework
Robot Framework is an open-source framework for test automation and robotic process automation.
Free planAPILinuxmacOSWindows6.3Free plan - 31
uTest
uTest is a freelance software testing community within Applause App Quality, Inc.
AndroidiOSWebLinux6.3 - 32
Testlio
AndroidiOSWebAPI6.1 - 33

Avo Assure
Avo Assure is paid test automation software for validating business-critical processes across enterprise systems after software changes.
WebAPILinuxWindows5.9 - 34
Perfecto Test Analytics
AndroidiOSWeb5.6 - 35

Virtuoso
WebAPI5.6 - 36
Eggplant Performance
WebLinuxmacOSWindows5.4 - 375.1
- 38
OpenText Functional Testing (formerly UFT One)
LinuxWindows5.0