Play keyboard sound samples, loop them for longer listening, then use your microphone to analyze your keyboard's switch type, frequency spectrum and loudness
Keyboard sound library - choose a sound file, play it, or loop it
Mechanical clickyBright, high click with a short plastic body sound.
Selected: Clicky Blue switch
or test your own keyboard with your mic
Input Level
— dB
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Instructions: Click "Start Listening", then press a key on your keyboard near your microphone. Hold the mic 10–20 cm from the board for best results.
Live frequency spectrum — 1–4 kHz band highlighted
Switch Classification
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Start listening, calibrate room noise, then tap one key at a time.
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Peak Frequency
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Peak dB
Keyboard loudness (relative)
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Uncalibrated mic — relative level only. Typical mechanical typing is 50–65 dB(A); the usual office target is ~60–65 dB(A).
Noise floorNot calibrated
Confidence—
Recent hits0
Sound detection controls
Start listening, calibrate room noise, then tap one key at a time.
This test runs entirely in your browser. No audio is collected or transmitted.