AU to M4A converter

On your device

Convert AU to M4A in your browser. Add your files, adjust the available settings, and download M4A files. No file upload or account required.

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Convert AU to

All outputs

How to convert AU to M4A

  1. Choose your AU files.
  2. Keep M4A selected. Open Settings to adjust available options.
  3. Select Convert, then download the result or a ZIP of completed files.