.m4r MPEG-4 ringtone
Audio
| MIME type | audio/x-m4r |
|---|---|
| Description | MPEG-4 ringtone |
| Category | Audio |
| Based on | video/mp4 |
Frequently asked questions
What is a .m4r file?
A .m4r file is a “MPEG-4 ringtone” (MIME type audio/x-m4r).
How do I open a .m4r 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 .m4r 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.m4r shows the guessed type.
Which format is .m4r based on?
Technically a .m4r file is a subtype of “MPEG-4 video” (video/mp4), so programs for that base format can often read it too.
Which MIME type belongs to .m4r?
The MIME type is audio/x-m4r. In the Apache web server: AddType audio/x-m4r .m4r; in nginx: types { audio/x-m4r m4r; }.