X-Organizer MP3 Music Organizer support hundreds of media formats, even if they are packed in archives. While files processing, you will see all, that is happening, even content of archives, that are processed now. And even more - you can on the fly do with files, that were appended to databases all, that you want - copy, cut, delete or move to another location.

MPEG-1 Audio Layer 3 (MP3) is a popular audio compression format. Using it makes music files on a computer smaller. - by Itanium Software Solutions