Music, video and playlists can then be synchronized and merged with the click of a button. Buy a song on any computer, add an album cover or lyrics, and all changes are updated everywhere. Easy! TuneRanger connects iTunes-running computers over a network and enables you to copy your music, video and playlists. You can even perform bi-directional iPod synchronization! Using advanced sync settings and filters, TuneRanger compares songs and videos and only moves what is different.