4Videosoft iPhone Ringtone Maker for Mac - Version 5.0.10 4Videosoft iPhone Ringtone Maker for Mac is one impressive yet easy to use iPhone, iPhone 3GS, iPhone 4, iPhone OS 3.0/3.1 Ringtone Maker for Mac users. It provides the easiest way to convert AVI, MPEG, WMV, FLV, MKV, H.264/MPEG-4, DivX, XviD, MOV, RM, RMVB, MP4 to M4R iPhone Ringtone, along with the function to convert WAV, WMA, RA, M4A, AC3 and MP3 to M4R iPhone Ringtone.