Free online audio tool
Online Audio Speed Changer
Practice difficult passages, review speech, or test pacing by changing playback speed while preserving pitch when supported.
Audio processing runs locally in your browser unless the tool explicitly performs a music catalog search.
Simple workflow
How to use the Speed Changer
Choose audio
Load a recording, song, lesson, or podcast episode.
Adjust speed
Select a playback rate between half speed and double speed.
Preview instantly
Listen at the new pace and fine-tune the slider.
Why use it
A focused tool for a faster music workflow
Use speed changer without installing a full audio workstation or waiting for a remote processing queue.
Practice at your pace
Slow down dense musical passages while learning them.
Fast review
Speed up spoken recordings and long references.
Fine controls
Adjust in small 0.05x increments.
Browser privacy
Audio is played from your local device.
Create something new
Need original music?
Once the tempo feels right, use it in your prompt and generate an original song with AlbumMe.
Questions and answers