iSkysoft iPhone Ringtone Maker for Mac - Version 1.0.4.7 iSkysoft iPhone Ringtone Maker on Mac is a iPhone Ringtone(M4R) converter designed for Mac OS users to converter their audio or video files to iPhone Ringtone.With this iPhone Ringtone,you can not only convert various audio formats files(MP3, WAV, WMA, M4A, AC3, etc.) to M4R iPhone Ringtone,but also convert video formats(MP4, MPG, MPEG, VOB, AVI, etc.) to M4R iPhone Ringtone for Mac users.and fortunately,it is very simple.Key Features:1. Support Various Popular Formats(MP3, WAV, WMA, M4A, AC3, etc).2. Support Various Video Formats(MP4, MPG, MPEG, VOB, AVI, etc). 3. Directly Connect with iTunes Library;4. Offer Trim Function to Make Ringtone;5. Add Fade in and Fade out Effect according to your need;6. Offer Video Preview Function;7. Waveform for Precise Trim;