AVCWare Mac iPod Video Converter is a very bad video converter.
M4V and MP3...MOV, MP4, RM, RMVB, DivX
A media player for Mac that plays video and audio files.
WMV, MKV, MP3, M4V, etc...rm, rmvb, etc. Audio types: mp3
AVCWare iPhone Ringtone Maker for Mac helps you create iPhone ringtones.
RM, MOV, XviD, 3GP, MP3
Play all major audio and video formats.
), real media (RM, RMVB), MP4...formats support: MP3, WMA, AAC