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Find BPM

Free online tap tempo counter

Tap BPM counter that settles in eight taps

This free tap tempo counter turns your taps into a BPM to one decimal place — click the pad or hit the space bar in time with the music. It fits a line through the last sixteen taps rather than averaging gaps, so a single late finger barely moves the number, and it tells you how steady your tapping actually was in milliseconds.

Half and double time in one click, note lengths in milliseconds for delay settings, and no microphone or file needed.

Pausing for 2.5 seconds starts a fresh count, so you can try again without pressing Reset. Only the last 16 taps are averaged.

Tempo

—BPM

Two taps are enough for a first estimate; eight settles it down.

How to use the tap tempo counter

Three steps, and the number tightens with every tap.

  1. Tap on the beat

    Click the pad or hit the space bar in time with the music — a live band, a rehearsal, a record playing across the room. Two taps give a first number; by the eighth it has settled.

  2. Watch it converge

    A straight line is fitted through your taps rather than a running average, so one late finger barely moves the answer. The panel also reports how much your own taps varied, in milliseconds.

  3. Take the number

    Copy the BPM, halve or double it if you were counting a different pulse, and read the note lengths underneath for delay and pre-delay times in milliseconds.

Tap counter at a glance

InputMouse clicks, taps, the space bar or Enter
ReadingBPM to one decimal, plus the rounded whole number
AveragingLeast-squares fit over the last 16 taps
RestartAutomatic after a 2.5-second pause
ExtrasHalf and double time, tap spread in ms, note lengths for delay times
NeedsNo microphone, no file, no account — nothing leaves the page
PriceFree

Tap tempo questions

How many taps do I need for an accurate BPM?
Eight is plenty, and four is usually close. Two taps produce a first estimate from a single interval; every tap after that tightens the fit, and the counter shows the spread of your own timing so you can see when it has stopped wandering.
Why tap the tempo instead of analysing the file?
Because there is often no file. Tapping is what works for a band in the room, a rehearsal you are running, a song on the radio, or a video you cannot export — anywhere the sound exists but a copy of it does not.
Does it stop counting if I pause?
Yes, after two and a half seconds it starts a new count, so a second attempt does not have to wait for a Reset. Only the most recent sixteen taps feed the answer, which means gradually speeding up shows as a rising number instead of being averaged away.
What are the note lengths in milliseconds for?
They are the delay times that fit the tempo. Set an echo to the 1/8 dotted figure for the trailing repeat heard on most dance records, the 1/4 figure for a slapback in time with the beat, or the bar figure to match a loop length. A 120 BPM track has a 500 ms quarter note and a 375 ms dotted eighth.
Is the tap counter free, and does it need permission for anything?
It is free, needs no account, and asks for nothing — no microphone, no files, no network. It is counting your key presses, and nothing else is involved.
I have the audio file — is tapping still the best way?
No. If you have the file, the analyser reads the tempo to a hundredth of a BPM and gives you the musical key with it, which no amount of tapping can do. Tapping is the fallback for when the audio is in the air rather than on disk.

How close will tapping get you?

Human tapping is steady to roughly 20-30 milliseconds. Over four taps that is worth about a whole BPM at 120; over sixteen it comes down to a few tenths, because fitting a line across a longer span divides your error by the number of beats it covers. That is why the counter keeps a rolling window instead of just the last two taps, and why the spread figure is shown next to the answer rather than hidden.

It is also why a file beats a finger when you have one. Reading the audio directly measures thousands of beats instead of sixteen, which is how the BPM finder gets to a hundredth of a BPM — and it names the musical key at the same time, which tapping cannot.

No microphone, no file, no request

The counter measures the timing of your own clicks and key presses. It never asks for microphone access, never reads a file, and sends nothing anywhere — the arithmetic happens between one tap and the next.