Tap interval calculator

BPM Calc

Calculate BPM from your tap intervals. Each new tap updates the latest result and the average for the active reading.

Current BPM
Average BPM

Intervals used by the calculation

  1. — ms
  2. — ms
  3. — ms
  4. — ms
  5. — ms
  6. — ms

How this BPM calc works

  1. Tap twice to create the first elapsed interval between beats.
  2. Continue tapping in time. The current value uses the newest interval, and the average uses the mean of all intervals in the reading.
  3. Check the millisecond list when a result changes unexpectedly; an unusually short or long interval reveals the mistimed tap.

BPM calculation examples

The calculator divides one minute in milliseconds by the measured interval. These examples are direct results of that formula.

Measured intervalCalculationResult
1000 ms60,000 ÷ 100060 BPM
750 ms60,000 ÷ 75080 BPM
600 ms60,000 ÷ 600100 BPM
500 ms60,000 ÷ 500120 BPM
400 ms60,000 ÷ 400150 BPM

BPM = 60,000 ÷ interval in milliseconds

BPM calc questions

These answers clarify the interval formula, the averaging method, and the live-tap input used by this calculator.

How is average BPM calculated?

The tool first finds the mean interval across the active tap sequence, then converts that mean interval to BPM with the formula above.

Why calculate from the mean interval?

Combining the intervals prevents one tap from replacing the entire reading. The current BPM remains available when you need to inspect only the latest pair of taps.

Can I enter a number manually?

This page calculates from live taps. Use the displayed interval list and formula when you already have an interval value to convert.

All calculations happen locally in your browser. No audio or tapping data is uploaded.