Change Audio Playback Speed

Move the Speed slider for each track. Speed here also changes pitch, like a record played faster or slower.

Drop audio files here or choose them from your device

MP3, WAV, OGG, M4A, AAC and others your browser can decode. Up to 20 files, 200 MB each. Files stay on your device.

Shortcuts: Space = play / pause · M = mute · Left / Right = seek 5 s

No tracks yet. Add two or more songs to begin. Drag the cyan handles on a waveform to choose what to keep.

Merge order

Transitions



Preview and export

0:00.0 / 0:00.0

Project: 0:00.0 · 0 tracks

How to use the Speed Changer

  1. Add your song.
  2. Open the track and set Speed between 0.5x and 2x.
  3. Press Play to check it and export.

Your files never leave your device. Press Space to play or pause and M to mute. See the merging tutorial and the beginner guide for more.

Frequently asked questions

Does speed change pitch?

Yes. This tool changes speed and pitch together. Pitch-preserving time stretching is not included.

Can I match two songs to the same tempo?

Use Match tempo under Transitions. It only acts when the tempo estimate is reliable.