iTunes D.R. Pro, removes all duplicate songs from your iTunes Library and updates/populates your song information such as Artist. with a click of a button. Itunes D.R. Pro retrieves Lyrics for your favorite songs. It compares duplicate songs and keeps the one with better quality (bitrate). It allows you to search for duplicate tracks by Artist, Album, Composer and Track Name. iTunes D.R. allows you to review the duplicate files and then remove them. For your ease of mind, it also allows you to archive the files before they are deleted. iTunes D.R. Pro, will obtain track information for your songs and updates the metadata for each track in iTunes. Sing along with your songs after iTunes D.R. retrieves the lyrics to your songs. Known Issues: Will not work with SongBird.