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Rhythm Note Calculator

Calculate note durations in milliseconds and seconds for any BPM — whole, half, quarter, eighth, and sixteenth notes, ideal for delay and reverb settings.

Note ms seconds Hz

How to use

  1. Enter or drag the BPM slider to your song's tempo.
  2. The table updates instantly with durations for all common note values.
  3. Use the ms column for delay pedal and reverb pre-delay settings.

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Frequently Asked Questions

Is this rhythm note calculator free?
Yes, completely free with no signup and no usage limits.
Does my data leave my device?
No. All calculations run in JavaScript inside your browser. Nothing is sent to any server.
Does it work on mobile?
Yes. The calculator is mobile-first and works on iPhone Safari and Android Chrome.

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