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Audio Reverser

Reverse an audio file sample-by-sample and download the result as a lossless WAV. Runs entirely in your browser.

🔒 This tool runs entirely in your browser. Your files are never uploaded to a server.

How it works

  1. Choose an audio file.
  2. Click "Reverse audio" — every sample is flipped end to end.
  3. Preview the result, or download it as a WAV.

FAQ

Does this affect the audio quality?

No — every sample is kept, just played back in reverse order. The download is a lossless WAV.

How long does it take?

It runs on your device and is fast even for several minutes of audio, since reversing is a simple array operation.

Is my audio uploaded anywhere?

No — decoding and reversing both happen locally using the Web Audio API.

How we compare

Feature Online Tool Store Desktop audio editors Other online converters
No file upload — runs in your browser
No install

Opening a full audio editor for a one-off reverse effect is overkill. Audio Reverser does it in one click.

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Embed this tool

Paste this on your own site — it stays free, and every file still stays in your visitor's browser, not yours or ours.