Support free online controller testing
Support hosting, bandwidth, browser testing, and new gamepad diagnostics.
Support the projectSupport Controller Checker
Help keep free controller tests online
Controller Checker is independently maintained and runs input tests locally in your browser.
Suggest a controller diagnostic feature
Tell us which controller, connection mode, or hardware signal should be tested next.
Send an ideaReport a gamepad tester compatibility issue
For bugs, accessibility issues, partnerships, or embedding questions.
support@controllerchecker.comKeep browser-local controller testing private
Gamepad input stays on your device. Support helps us preserve a free, private diagnostic workflow.
Read privacy notesWhat to include in an online controller test bug report
Include the controller's exact model, USB or wireless connection, operating system, browser and version, affected page, expected result, and observed result. Mention any Steam Input, remapping, or manufacturer software that was active. Reproducible details help distinguish a site defect from a browser or device compatibility limit.