.m4a MPEG-4 audio
Audio
| MIME type | audio/mp4 |
|---|---|
| Description | MPEG-4 audio |
| Category | Audio |
| Other extensions | .f4a |
Frequently asked questions
What is a .m4a file?
A .m4a file is a “MPEG-4 audio” (MIME type audio/mp4).
How do I open a .m4a file?
With a media player such as VLC, which plays almost every audio format; on Windows also Media Player, on macOS Music or QuickTime. To edit it, use Audacity for example.
How can you tell a genuine .m4a file?
No fixed signature at the start of the file is registered for this format; it is recognised mainly by its extension. On Linux and macOS, file --mime-type example.m4a shows the guessed type.
Which MIME type belongs to .m4a?
The MIME type is audio/mp4. In the Apache web server: AddType audio/mp4 .m4a; in nginx: types { audio/mp4 m4a; }.