Decant

Convert MP4 to M4A

Convert MP4 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 MP4 to M4A

  1. Choose your MP4 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 MP4 and M4A

MP4

MP4 is the most widely supported video format. It plays on phones, in browsers and on TVs, and opens in almost every editing app.

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 MP4 to M4A?
Choose your MP4 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 MP4 to M4A here?
Yes. The conversion runs in your browser, so your MP4 files are never uploaded, stored or logged.
Can I convert several MP4 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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