This application will list the file paths of the files in your designated "iTunes Music" folder which are not in iTunes' library. Additionally, you can select a different parent folder and its contents will be compared to the iTunes library. Options to Add a selection of found files to iTunes or move them to the Trash.
This version is for Mac OS X 10.4 or 10.5.
Music Folder Files Not Added v3.0 will run on Snow Leopard and later systems.
These files are in the "iTunes Music" folder but are not in iTunes' database.