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Convert M4A to MP3

M4A is the AAC audio Apple produces by default: Voice Memos, iTunes, QuickTime. It sounds fine but is refused by plenty of players, car stereos and upload forms that expect MP3. This re-encodes the sound to MP3, which plays on essentially everything.

Also known as: M4A to MP3 converter · Apple audio to MP3 · voice memo to MP3

Files up to 95 MBTypically under a minute

Encrypted upload · deleted right after conversion

Your files are deleted automatically

Uploads are removed as soon as processing finishes, and converted files are deleted after 1 hour. Read our privacy policy.

How to convert M4A to MP3

  1. Step 1

    Add your M4A file

    Drag your M4A file into the box, or choose it from your device. It can be up to 95 MB.

  2. Step 2

    Choose your settings

    Adjust Audio quality (192 kbps), or keep the starting values in brackets, which suit most files. More are under Advanced options.

  3. Step 3

    Press Convert to MP3

    The work happens on our servers, and you can follow its progress. Long recordings take longer.

  4. Step 4

    Download your MP3 file

    Your upload is already deleted, and the result is deleted after one hour.

Why convert M4A to MP3?

  • Playing a Voice Memo on a device that will not open M4A
  • Adding an iTunes track to something that only accepts MP3
  • Sending a recording to someone on a player without AAC support
  • Standardising a mixed library on a single audio format

M4A vs MP3

Comparison of M4A and MP3
PropertyM4AMP3
FormatM4A (AAC)MP3
Plays inApple apps and modern playersEssentially every player and device
QualityOriginalTransparent at 192 kbps and above
Best forThe Apple ecosystemSharing anywhere

Frequently asked questions

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