.M4r Skills

With Filestar you get 57 different skills for working productively with MPEG 4 Ringtones Audio .(m4r) files.

About .M4r

Name
MPEG 4 Ringtones Audio
Extension
.m4r
Format
Binary
Category
Audio
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.
Wikipedia
.m4r on Wikipedia