Test Your Hardware Instantly
Free, open-source browser tools to test your gamepad, keyboard, mouse, monitor, microphone & speakers. No downloads. No data collection. 100% client-side.
Privacy First Zero Latency Works Everywhere
Gamepad Tester
Test joystick deadzone, button mapping, vibration & drift detection for Xbox, PlayStation, Nintendo controllers.
Start TestKeyboard Tester
Test every key on your keyboard. Detect ghosting, stuck keys, and key rollover. Visual layout display.
Start TestMouse Tester
Test click speed (CPS), DPI accuracy, polling rate, scroll wheel, and button detection.
Start TestMonitor Tester
Test refresh rate, dead pixels, color accuracy, response time, and screen uniformity.
Start TestMicrophone Tester
Test your microphone with real-time waveform, volume meter, frequency spectrum, and recording playback.
Start TestSpeaker Tester
Test left/right channels, frequency range, bass response, and surround sound with tone generator.
Start Test