Not all controllers are reported the same way, across devices, browsers, and OSes. This site simply displays what the Gamepad API returns. What is circularity? "Test circularity" is a …

Test and diagnose your computer hardware online, including controllers, joysticks, and GPUs.

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Why are the axis values weird? Not all controllers are reported the same way, across devices, browsers, and OSes. This site simply displays what the Gamepad API returns. What is …

Discover your computer's GPU with this easy-to-use tool.

Some things, like right and left triggers on an xbox controller, are reported as buttons, with a floating point `value`s. Recently, vibration support has been added in Chrome, which can be …

Test your midi keyboard online. See which keys are pressed, and the midi events that are being sent by your keyboard.

Gamepad Tester operates the https://humanbenchmark.com website, which provides the SERVICE.

Gamepad Dataset Access HardwareTester.com collects anonymous stats on gamepads.