MP3 Toolkit is an app designed to convert, merge, cut, and Tag edit MP3 files. You can use MP3 Toolkit to convert audio for mobile devices, make ringtones, fix tag information, merge audio pieces to a complete MP3 file. Besides standard MP3 format, MP3 Toolkit supports most of popular audio & video formats like WMA, WMV, MP4, etc.
WavePad Masters Edition Audio Editing Software to edit audio on Mac OS X.
