MP3Tag Laboratory - Version 1.0 MP3Tag Laboratory is an advanced id3tag editor, that can edit tag for one or more files. Application beside standard editing functions includes special functions for real mp3 files collectioners.One of the really useful features of MP3Tag Lab is function called "MP3 sorting". It is a common issue that so called mp3 collectioners are keeping all their mp3 files in just one directory. Everybody knows how it is difficult to find something from hundreds of files in just one directory. So what a poor music collectioner can do? Moving file-by-file using Windows explorer? Not necessary!MP3Tag Laboratory can automatically sort your mp3 files using information included in tag's.