Decant

Convert MP3 to M4A

Convert MP3 files to M4A in your browser.

Drop files here

or paste them in. Whole folders work too.

  • Nothing is uploaded
  • Works offline
  • Free and open source

How to convert MP3 to M4A

  1. Choose your MP3 files, or drop them anywhere on this page.

  2. Check that M4A is selected, and change the settings if you need to.

  3. Select Convert, then save your M4A files.

About MP3 and M4A

MP3

MP3 is the most widely supported audio format. Its lossy compression keeps files small, and it plays on practically every device.

M4A

M4A is AAC audio in an MP4 container, the format iTunes and Apple Music use. It sounds better than MP3 at the same file size.

Questions

How do I convert MP3 to M4A?
Choose your MP3 files or drop them on this page, check that M4A is selected, then select Convert and save the result. It works the same on a phone or a computer.
Is it safe to convert MP3 to M4A here?
Yes. The conversion runs in your browser, so your MP3 files are never uploaded, stored or logged.
Can I convert several MP3 files at once?
Yes. Add as many as you like and they convert together. Save each result on its own, or all of them as one ZIP.

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