What is the difference between .m4r and .vms?
- Extension
- .m4r
- .vms
- Format
- Binary
- Binary
- Category
- Audio
- Audio
- Developer
- Apple Inc.
- VoidMail
- Description
- M4R is an iTunes ringtone file that stores mono channel audio. They are identical to the M4A format files only that they are correctly used for ringtones.
- Used in Germany to compress speech audio for voice mail. A self-describing variant of cvsd (Continuously Variable Slope Delta modulation).
- MIME Type
- audio/x-m4r
- audio/x-vms-compressed-void-mail
- Wikipedia
- .m4r on Wikipedia