Integrated with the functions of iPhone ringtone creator and iPhone ringtone uploader, 4Media iPhone Ringtone Maker for Mac can make iPhone ringtone in M4R format from almost all popular video and audio formats such as AVI, MPEG, WMV, DivX, MP4, H.264/AVC, AVCHD, MKV, RM, MOV, XviD, 3GP, MP3, WMA, WAV, RA, M4A, etc., as well as transfer ringtone to iPhone directly after converting to M4R ringtone. Key features: 1. Help you upload the converted M4R file to iPhone directly after making iPhone ringtone, thus you can designate the ringtone to your acquaintance, and know who is calling once you hear it. 2. Set the segment start time and end time to extract and convert it to iPhone ringtone. 4. Play the music or music segment with the built-in music player before making iPhone ringtone on Mac to make sure the music or music segment is just the one you want. 5. It??™s easy to make iPhone ringtone in just two steps with 4Media iPhone Ringtone Maker for Mac: add a file and then convert it. 6. Provide English, German, Japanese and Chinese interface languages.