All testing tools
A tool index for controllers, keyboards and mice. Start with the full tester or open a focused diagnostic.
Controllers
Button, stick, trigger, rumble and device tests for USB and Bluetooth controllers.
Joystick drift test
Check joystick center offset, deadzone, jitter and unwanted movement.
Open tool → 02 Analog diagnosticsGamepad calibration
Set a browser-side center reference and check stick range without changing controller firmware.
Open tool → 03 Input diagnosticsButton test
Check every button, D-pad direction, bumper and trigger response.
Open tool → 04 Haptic diagnosticsVibration test
Test supported light, heavy, burst and pulse rumble patterns.
Open tool → 05 Analog diagnosticsTrigger test
Inspect the full 0–1 range and pressure response of LT and RT.
Open tool → 06 Performance diagnosticsPolling rate test
Estimate the browser sample rate for wired and wireless input.
Open tool → 07 Device testPS5 controller test
Test DualSense buttons, sticks, triggers and supported rumble.
Open tool → 08 Device testXbox controller test
Test Xbox and XInput-style controllers in your browser.
Open tool → 09 Device testSwitch controller test
Check Switch Pro, Joy-Con and compatible Bluetooth controllers.
Open tool →Keyboards
Keyboard tester and latency checks that stay on this machine.
Mice
Button, double-click and DPI checks from local mouse movement.
Mouse DPI test
Estimate mouse DPI from a measured on-screen travel distance in your browser.
Open tool → 02 Mouse diagnosticsMouse button test
Check left, right, middle and extra mouse buttons without installing software.
Open tool → 03 Mouse diagnosticsMouse double click test
See whether one physical click registers as two button events.
Open tool →