Audio

BPM calculator

Tap to find the BPM of any song. Also calculate BPM-based delay times.

Tap the button to the beat of the music

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0 taps — tap at least twice to detect BPM

100% private. All processing happens locally in your browser — no files or data are ever sent to a server.

How to use BPM calculator

01 Fill in the required values using the fields provided
02 Results calculate automatically as you type
03 Copy or note the result — all calculations stay on your device

Frequently asked questions

Common questions about BPM calculator.

Is BPM calculator free to use?

Yes, BPM calculator is completely free. No account, subscription, or payment is ever required — just open the page and start using it.

Does BPM calculator upload my data to a server?

No. BPM calculator runs entirely in your web browser using client-side JavaScript. Your files, text, and data never leave your device, making it 100% private.

Can I use BPM calculator on my phone or tablet?

Yes. BPM calculator is fully responsive and works on all modern smartphones, tablets, and desktop browsers without installing any app.

Are these results accurate enough to rely on?

BPM calculator uses well-established formulas and provides accurate estimates for everyday use. For financial, medical, or legal decisions, always consult a qualified professional.

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About BPM calculator

Beats Per Minute (BPM) is the standard measure of musical tempo. The BPM Calculator uses a tap input — tap a button or key in time with the beat — to measure and display the BPM in real time, averaging across multiple taps for accuracy. It also calculates delay times in milliseconds for common note subdivisions (quarter note, eighth note, dotted eighth, triplets) at the detected tempo. This is useful for DJs matching track tempos, producers programming drum machines, musicians working with click tracks, and music teachers who need a quick tempo reference.