File Convert

M4A vs OGG

A quick, plain-English comparison of the M4A and OGG file formats — and how to convert between them, free and in your browser.

M4AOGG
Categoryaudioaudio
Extension.m4a.ogg
MIME typeaudio/mp4audio/ogg
Converts to17 formats17 formats
Direction hereread & writeread & write

M4A

MPEG-4 audio container (AAC/ALAC).

About M4A

OGG

Ogg container, usually Vorbis audio.

About OGG

Convert between M4A and OGG

M4A vs OGG: frequently asked questions

What's the difference between M4A and OGG?

MPEG-4 audio container (AAC/ALAC). Ogg container, usually Vorbis audio.

Should I use M4A or OGG?

Both are audio formats — the right one depends on compatibility, quality and file size for your use. Whichever you have, you can convert it to the other below in seconds.

How do I convert M4A to OGG?

Open the M4A-to-OGG converter, drop your M4A file in, and download the OGG. We auto-detect the real format from the file's bytes, so a mislabeled file still works.

Browse all supported formats →