iCoolsoft Audio Converter for Mac
convert video to audio on Mac OS X
convert video to audio on Mac OS X
Convert OGG to MP3, AAC, WMA, M4A, etc.
Convert MP3 to WMA, M4A to WMA, AAC to WMA
convert AC3 to MP3, AAC, M4A, WMA, etc.
convert AAC to/from many video/audio formats
convert AMR to MP3, WMA, AAC, OGG, etc
convert all popular audio files to MP3
create ringtones from videos and audio files
Convert almost all audio formats
rip DVD, convert videos for iPhone on mac