Useful if you need to rename a large number of files in a directory accordingly to their ID3 description and a given "formula" (e.g. (%Track) %Artist - %Title). Such a function is pretty "smart", as it lets you assembly the filename as you wish and use the variables from the ID3 tag in the filename. You can also fill ID3 tag with some smart functions.
It's fast. Contains huge number of features to organize tags, load tags and automatically fill tags. And on the other hand also to rename files according to different formulas.
This software is designed for anybody who likes to have MP3 files properly ordered and with proper ID3 tags as liked.