Free and open first
Best GUI Testing Software in 2026
Testing through an application’s graphical interface means deciding which targets and workflows matter for your team. Compared on supported targets, cross-browser testing, mobile app testing, and visual validation, these tools cover several aspects of GUI testing. Maestro, testRigor, and WebdriverIO are among the options shown. You can also compare codeless authoring and parallel execution to see how tests may be created and run. Free-plan availability and paid-from pricing offer cost context as you consider the capabilities that fit your testing needs.
- 34 apps
- Research read 23 Sept 2026
- How the order is worked out
- 1
Cypress
Free plan Open source APILinuxMac+2Cypress combines browser-based application testing with cloud features for recorded CI runs and team workflows. Review the plan limits and public-project data visibility before choosing a Cloud setup.
- 2
Selenium
Free plan Open source APIExtensionLinux+4Selenium offers browser automation through WebDriver, IDE and Grid, with no listed price. Anyone deploying Grid should account for its default lack of authentication and restrict external access.
- 3
ACCELQ
Free plan AndroidAPIiPhone+5ACCELQ brings broad test automation and manual test management capabilities into one platform. Its advertised trial offers a way to explore web and mobile cloud device farms before requesting pricing.
- 4
Autify
Free plan AndroidAPIiPhone+4Autify offers distinct Aximo and Nexus workflows, including natural-language test execution and Playwright scenario export.
- 5
Detox
Free plan AndroidiPhoneLinux+2Detox offers React Native teams a free way to write and run mobile end-to-end tests, with flexible test-runner support.
- 6
Appium
Free plan AndroidAPIiPhone+5Appium offers a client-server approach to UI automation with multiple platform drivers and language clients.
- 7
Katalon Studio
Free plan AndroidAPIExtension+6Choose Katalon Studio if your team wants web, mobile, API and desktop test authoring in a shared project, with recorder and AI-assisted options.
- 8
Leapwork
Free plan AndroidAPIiPhone+3Leapwork combines several forms of test automation with enterprise application validation and flexible deployment options. Teams need to request a custom quote to assess the paid platform.
- 9
Maestro
Free plan AndroidiPhoneLinux+3Maestro offers local, desktop and hosted ways to author and run mobile and web UI tests. Its Chromium-only web support and per-device Cloud pricing are key limits to weigh.
- 10
Nightwatch
Free plan AndroidiPhoneLinux+3Nightwatch brings browser, service, API, component, and native mobile testing into one Node.js framework.
- 11
Playwright
Free plan LinuxMacSelf-hosted+2Playwright combines cross-browser automation, test authoring tools, and support for agent workflows. Teams can run it locally or in CI on Linux, macOS, and Windows.
- 12
Puppeteer
Free plan APIExtensionLinux+4Puppeteer provides browser automation and capture tools for JavaScript projects, with Chrome and Firefox support.
- 13
Chromatic
Free plan WebChromatic brings interface testing and reviewer sign-off together with browser, CI, and Git integrations.
- 14
Percy
Free plan AndroidiPhoneWebPercy combines browser-based visual comparisons with a workflow for reviewing diffs and tracking status.
- 15
Robot Framework
Free plan APILinuxMac+1Robot Framework offers a free, extensible foundation for several kinds of testing and robotic process automation. Users can turn to its forum and Slack community for questions and discussion.
- 16
FlaUI
Free plan WindowsFlaUI provides a choice of automation frameworks and tools for working with Windows application interfaces. Check the UIA2 and UIA3 limitations against the applications you need to automate.
- 17
Functionize
Free plan WebChoose Functionize if you need plain-language test authoring, cross-browser runs, or a connection from an MCP-compatible coding agent.
- 18
Testim
Free plan AndroidAPIiPhone+2Testim combines visual test authoring with web and mobile execution options and diagnostic tools. Check plan limits and support needs, particularly for Community users and remote device testing.
- 19
testRigor
Free plan AndroidAPIExtension+6testRigor combines plain-English test authoring with broad web, mobile, desktop, and API coverage.
- 20
WebdriverIO
Free plan AndroidExtensioniPhone+4WebdriverIO spans browser, mobile, component, and desktop automation within a Node.js framework.
- 21
pywinauto
Free plan WindowsPick pywinauto for Python-based GUI automation on Windows, with a choice of Win32 and UI Automation backends.
- 22
BrowserStack Automate
by BrowserStackFree trial AndroidAPIiPhone+3Choose BrowserStack Automate if your team needs automated checks across real desktop and mobile browser environments, with integrations and reporting in a managed grid.
- 23
Applitools Contrast Advisor
Free trial AndroidiPhoneWebContrast Advisor adds contrast measurement to Eyes checkpoints across several document and screen types. It offers broad integrations and local processing, but requires a paid plan.
- 24
Keysight Eggplant Test
Free trial AndroidAPIExtension+6Eggplant Test covers screen-based, model-based, visual, and API testing across a wide range of targets. Teams can request pricing or try it free, but there is no free plan.
- 25
mabl
Free trial AndroidAPIiPhone+4mabl combines broad testing coverage with low-code authoring, recovery features, integrations, and self-hosted execution.
#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price
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