Keyboard Test
Press keys and verify that your browser receives every input.
Keyboard TestHome / Keyboard
⌨ Keyboard
Keys, rollover and ghosting.
Advanced diagnostics
Keyboard Ghosting Test
→Hold several keys at once and inspect simultaneous input.
N-Key Rollover Test
→Measure how many keys can remain registered at the same time.
Keyboard Repeat Rate Test
→Measure repeat event intervals while a key is held down.
Key Hold Test
→Measure how long a key remains held and inspect repeat events.
Keyboard Event Viewer
→Inspect key, code, repeat state and event timing live.