iCoolsoft iPhone Ringtone Maker for Mac

iCoolsoft iPhone Ringtone Maker for Mac is a handy Mac tool to create M4R ringtones and transfer ringtones to iPhone. Supporting MP3, WMA, AAC, M4A, AVI, MPEG, RMVB, MOV, FLV, MP4 and more video/audio formats, iCoolsoft iPhone Ringtone Maker for Mac can help you make ringtones from various resources.This tool supports all popular video and audio formats as the input, and it can output M4R ringtones for iPhone, iPhone 3G and iPhone 3GS.