MP3 tagger & browser to manage big mp3 collections, ID3v1/2 support, automatic modes for tagging (in)complete albums using freedb, generate tags from file names (incl. dirs), export tags in excel/html-format, create play lists, auto rename/move files by tags (incl. dirs), free definable grid layout (>20 cols), rollback & preview changes, mp3 player support, nice interface, flat and tree browser mode, support forum, multi language supp.