Online Converter
Home > Audio Converter > Repair M4A

Repair M4A

Truncated M4A Audio


This free tool will try to repair M4A audio files that cannot be played due to accidental truncation and corruption. It will extract and convert as much data from the damaged audio as possible. The tool provides two repair options: "No Reference Audio" and "Have Reference Audio". With the "No Reference" option, the tool can only repair single-channel (mono) or dual-channel (stereo) M4A audio, the truncated file must have complete metadata header information. With the "Have Reference Audio"" option, you should provide a good audio as a reference file, this reference audio should be able to play normally and should come from the same device as the damaged audio, for example from the same phones. The output format is MP3 audio.


  • Do not overwrite the original file, save the generated file to another folder or disk.
  • The file name of the converted file will end with "_fixed".

How To Use

  1. Select a M4A audio file.
  2. Click the "Convert" button to start uploading your files.
  3. Once the upload is complete, the converter will redirect a web page to display the conversion results.

Main Options

  • No Reference Audio
  • Have Reference Audio, select a similar good M4A audio from the same device.


  • The maximum upload file size is 200 MB.
  • Before uploading, please make sure you agree to the terms of this website.
  • If the file upload process takes a long time or is unresponsive or very slow, please try to cancel and resubmit.
  • This converter cannot support encrypted or protected audio files.

Other Audio Tools

Home | About | Terms | Privacy | Support | © 2024, All Rights Reserved.