Device Tests

A fast tally counter — click or press a key to count, with a custom step and saved total.

Clicks-per-second speed test — pick a duration and beat your best CPS.

Test your typing speed in WPM with live accuracy — 15, 30, or 60 seconds.

Measure your reflexes in milliseconds — wait for green, then click as fast as you can.

Press keys to check they register — find stuck, dead, or ghosting keys on any keyboard.

Fill the screen with solid colors to find dead or stuck pixels and backlight bleed.

Check your microphone with a live level meter and waveform — nothing is recorded.

Preview your webcam and check its resolution and frame rate — nothing is recorded.