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Audio Reverser

Play audio backwards with a Web Audio preview.

Reverse a track in your browser. Preview with Web Audio; export WAV locally or MP3 through ffmpeg.

No audio selected.

You can also drop a file here.

Output
Awaiting output.

Status

What Audio Reverser does

Audio Reverser plays a track backwards. The reversed buffer is built with the Web Audio API for instant preview.

WAV export encodes in the browser. MP3 export uses ffmpeg areverse locally.

How to use it

  1. Choose an audio file. The reversed buffer is built automatically.
  2. Play reversed to preview with Web Audio.
  3. Choose WAV or MP3 and Apply and export.

Formats and limits

  • Opens common audio files the browser can decode.
  • Exports WAV without ffmpeg, or MP3 with ffmpeg.

Settings explained

Export format
WAV stays in-browser; MP3 runs ffmpeg areverse.

Privacy

Processing stays in this tab. Nothing is uploaded.

FAQ

Why does MP3 need ffmpeg?

Browsers do not encode MP3 from raw samples here. WAV is written from the reversed buffer; MP3 uses the local ffmpeg build.

Related tools

All processing runs locally in your browser. This tool is provided as-is without warranty. Keep backups of your original files before processing.

By uploading media, you confirm you own the content or have permission to modify it. Please read the Terms and Conditions.