Keyboard Debounce Test

Detect unintended multiple keystrokes caused by mechanical switch "chatter".

This tool is optimized for desktop use.

About Keyboard Debounce Test

Mechanical switches can fail as they age, causing "chatter" (registering two presses for one click). Our debounce tester monitors your inputs at millisecond intervals to catch these double-triggers, letting you know if it's time for a new switch or a cleaning.

Something not working right?

Found a bug or have a suggestion to improve the Keyboard Debounce Test? Let us know and we'll fix it!