Mp3 Center

This MP3 decoder lets you convert files. It can also normalize the resulting files, to avoid inconsistencies in volume.

Mp3 tag editor, file renamer, playlist maker, wav converter, organizer and player in one.

DataMPX is a tool that lets you catalog your mp3 music collection, regardless of it`s being on your hard drive or on removable media, say, ZIP disks or CD-Rs. The tool has a gorgeous interface and is pretty easy to use and understand.