Audio editing · 6 min read
Slow 120 BPM to 90 BPM without changing the key
Calculate playback speed and semitone changes, prepare a practice excerpt, and verify the processed WAV before using it.
Read the storyTUNENOODLE / Free · runs in your browser
Tap along with any song to estimate its tempo in beats per minute. No microphone, upload, account, or credits required.
In your browser · no upload
Each tap adds a beat interval. Recent intervals are averaged so the reading settles as you keep a steady pulse.
Each tap adds a beat interval. Recent intervals are averaged so the reading settles as you keep a steady pulse.
A pause longer than three seconds starts a fresh reading.
| Parameter / option | What it changes |
|---|---|
| Tap button and space bar | Each tap records a beat interval. The reading is the average of the recent intervals, so it settles as you keep a steady pulse. |
| Reset | Clears the recorded taps so the next song can be measured from zero. |
| Metronome | Plays a click at the measured tempo so the reading can be checked against the song. |
| Delay conversion | Turns the measured tempo into delay times for an effect in your DAW. |
Start the music you want to measure.
Tap the button or press Space on every beat.
Keep tapping until the BPM reading stabilizes.
No. It measures only the timing of your taps.
Audio editing · 6 min read
Calculate playback speed and semitone changes, prepare a practice excerpt, and verify the processed WAV before using it.
Read the storyTUNENOODLE
In your browser · no upload