From the developer: "ID3man is fast, efficient, and automatic, employing state-of-the-art 'frequency fingerprinting' from our partner, Auditude, to identify the MP3s in your collection, even if they are unknown or unnamed. ID3Man organizes your MP3 collection efficiently and intelligently, from fixing up your ID3 tags to sorting your files. The application also provides support for ID3v1 and ID3v2 tags, including fields like song, artist, album, label, # of tracks, length, and more. Try it for free!"