18.4
Cypress is a front-end testing tool for web applications, with an open-source Cypress App and a cloud-based Cypress Cloud service.
Free planOpen sourceWebAPILinux
Best Software Testing Tools in 2026
28.4
Katalon Studio is a test automation IDE for creating and running tests across web, mobile, API, and desktop applications.
Free planAndroidiOSWeb
38.2
SoapUI is an open-source tool for testing REST, SOAP and GraphQL web services.
Free planOpen sourceAPILinuxmacOS
- 4
Selenium
Selenium is a free suite of tools for automating web browsers, mainly to test web applications.
Free planOpen sourceWebAPIExtensionLinux7.8Free plan - 5
Postman
Postman is a platform for designing, testing, distributing, documenting, and monitoring APIs.
Free planWebExtensionLinuxmacOS7.6From $9 a month - 6
ReadyAPI
WebAPILinuxmacOS7.6 - 7
TestMu AI Web Automation (formerly LambdaTest Web Automation)
TestMu AI Web Automation is a cloud platform for running web and app automation tests without maintaining local grids.
Free planAndroidiOSWebAPI7.6From $29 a month - 8
Percy
Free planAndroidiOSWeb7.5From $199 a month - 9
Applitools Autonomous
AndroidiOSWebSelf-hosted7.0From $667 a month - 10
Testiny
Testiny is a test management system that brings manual cases, plans, test runs, and automated results together.
Free planWebAPISelf-hosted7.0From $18.50 a month - 11
Gatling
Gatling is a load-testing and performance engineering platform for generating simulated traffic and locating performance bottlenecks.
WebAPILinuxmacOS6.8From €1,068 a year - 12
NUnit
NUnit is a unit-testing framework for .NET languages, with support listed for C#, VB.NET, F#, and C++.
Free planAndroidiOSAPILinux6.8Free plan - 13
Qase
Qase is test management software that brings manual testing, automated test runs, and CI results into a shared workspace.
Free planWebAPI6.8From $35 a month - 14
Appium
Appium is a free, open-source project and software ecosystem for automating user interfaces across mobile, browser, desktop, TV, and other app platforms.
AndroidiOSWebAPI6.7 - 15
Playwright
Playwright is a web automation tool for testing, scripting, and AI agents.
Free planWebLinuxmacOSSelf-hosted6.7Free plan - 16
Ranorex Studio
Ranorex Studio automates tests for desktop, web, and mobile applications.
AndroidiOSWebWindows6.7 - 17
TestRail
TestRail is a web-based software platform for organizing and tracking software testing.
WebAPILinuxSelf-hosted6.7From $22 a month - 18
Cucumber Open
Cucumber Open runs automated acceptance tests from plain-language specifications so teams can check whether software behaves as described.
Free planAndroidAPILinuxmacOS6.6Free plan - 19
mabl
mabl is an agentic testing platform for building, running, and recovering software test coverage.
AndroidiOSWebAPI6.6 - 20
BlazeMeter
BlazeMeter is an enterprise continuous testing platform for performance, functional, and API testing.
WebAPIExtensionLinux6.5From $99 a year - 21
Grafana k6
Grafana k6 is a load-testing tool for Linux that supports load, stress, browser-based, distributed, and API testing.
Free planLinux6.5$19 usage-based - 22
Locust
Locust is a free, open-source tool for performance and load testing HTTP services and other protocols.
Free planWebAPILinuxmacOS6.5Free plan - 23
PractiTest
PractiTest brings requirements, tests, automation results, and defects into one SaaS platform for release decisions.
WebAPI6.5From $47 a month - 24
Testmo
WebAPI6.5From $59 a month - 25
Apache JMeter
Apache JMeter is a free, open-source Java application for load testing functional behavior and measuring performance.
Free planLinuxmacOSSelf-hostedWindows6.3Free plan