1、Upload audio files from your device. Input file formats:MP3.
2、In the editor select the portion of the song you like by moving markers and using fine-tuning controls.
3、Select a ringtone file format. Please use M4R for iPhone and MP3 for any other phone. Click MAKE RINGTONE.
What is M4R Format?
The M4R is an iPhone ringtone file that is essentially a renamed AAC (m4a) file. Not all iTunes Music Store songs can be used to create M4R ringtones. In order to create an M4R ringtone from an iTunes song, the song must allow for M4R ringtone creation.