Test your devices. Right in your browser.

Free tools for testing your keyboard, mouse, controller, microphone, screen and more. No downloads required.

Browse testsRuns locally in your browser whenever possible.

No device data uploaded
Nothing to install
Instant, lightweight pages

Most popular tests

Keyboard TestPress any key and see if it registers.Open test →Mouse TestCheck every button and the scroll wheel.Open test →Gamepad TestTest buttons, sticks and triggers.Open test →Microphone TestCheck input level and device.Open test →Dead Pixel TestFullscreen colors to spot bad pixels.Open test →Webcam TestPreview your camera feed.Open test →

Keyboard

Keyboard TestPress any key and see if it registers.Open test →Key Rollover TestCheck how many keys register at once.Open test →Spacebar CounterCount spacebar presses per second.Open test →

Mouse

Mouse TestCheck every button and the scroll wheel.Open test →Mouse Polling Rate TestMeasure how often your mouse reports.Open test →Double Click TestFind unintended double clicks.Open test →Scroll TestVerify scroll wheel steps and direction.Open test →

Controller

Gamepad TestTest buttons, sticks and triggers.Open test →Stick Drift TestDetect analog stick drift at rest.Open test →PS5 Controller TestTest a DualSense controller.Open test →Xbox Controller TestTest an Xbox controller.Open test →

Audio

Microphone TestCheck input level and device.Open test →Speaker TestPlay tones through your speakers.Open test →Left / Right Speaker TestConfirm stereo channels are correct.Open test →

Camera

Webcam TestPreview your camera feed.Open test →

Screen

Dead Pixel TestFullscreen colors to spot bad pixels.Open test →Screen Resolution TestSee your resolution and pixel ratio.Open test →Refresh Rate TestMeasure your display's Hz.Open test →

Looking for something specific? See all tests.