Editing of (single) ID3 TAGs (see the section called Edit ID3 TAGs)
Rename mp3s based on their TAG (see the section called Rename files based on their TAG)
Mass tagging (see the section called Mass tagging)
Auto tagging (see the section called Auto tagging)
TAG exchanging (see the section called Exchange TAGs)
Sort (and unsort) mp3s into (from) subdirs (see the section called Sort and Unsort mp3s)
Explore your mp3s (with filter ability) (see the section called Explore your mp3s (with filter ability))
Create Playlists (see the section called Create Playlists)
Miscellaneous(see the section called Miscellaneous)