iCoolsoft M4R Converter for Mac 3.1.08 screenshot iCoolsoft M4R Converter for Mac is a powerful Mac M4R converter tool, that can create M4R ringtone files for iPhone. It can convert songs of any format to M4R files and extract audio parts from videos and convert to M4R ringtones. Download iCoolsoft M4R Converter for Mac 3.1.08
