Full disclosure: I actually like Apple's inventory ringtones on the iPhone. iPhone only helps the m4r ringtone format, a variant of the m4a audio file type. This limitation will be irritating, especially if you need to use the bought MP3 f…

Tips on how to convert M4A to M4R on-line with m4a 2 m4r converter online free to M4R Converter? In the backside panel, www.goodreads.com you can find output format checklist and m4a to m4r converter free online specify M4R - Apple iPhone …