jarvisbox

BPMタップテンポ

ボタンをタップしてBPMをリアルタイム計測。DJやプロデューサーのテンポ合わせに最適。

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BPM

Tap at least twice to calculate

How to use

  1. Play a song or listen to a rhythm you want to measure.
  2. Tap the large red button repeatedly in time with the beat.
  3. Your BPM appears after the second tap and stabilises after 4–8 taps.

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よくある質問

Is this BPM tap tempo calculator free?
Yes, completely free with no signup and no usage limits.
Does my data leave my device?
No. All calculations happen in JavaScript inside your browser. Nothing is sent to any server.
Does it work on mobile?
Yes. The tap button is large and touch-friendly, designed for iPhone and Android use.

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