M4A to AMR

Select a file to upload and convert:
(max file size 200 MB)
Options:
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This M4A to AMR converter can convert M4A (Apple Lossless Audio) files to AMR (Adaptive Multi-Rate) audio.
How To Use:
  1. Select a M4A file.
  2. Click button "Convert" to start upload your file.
  3. Once upload completed, converter will redirect a web page to show the conversion result.
Remark:
  • If file upload process takes a very long time or no response or very slow, please try to cancel then submit again.
  • This converter cannot support encrypted or protected audio files.
  • If you selected options, be sure to enter valid values.
  • If file source is a URL, be sure to enter a complete and valid URL to your file.
File Format Information:
  • M4A (Apple Lossless Audio) is an audio coding format by Apple, used for storing audio data losslessly without losing any quality, open source and royalty-free.
  • AMR (Adaptive Multi-Rate) is a audio data compression format, optimized for speech coding, an 3GPP-specified 3GP container format, used by mobile telephone handsets for voice recordings. The file extensions can be .amr, .3ga.
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