Got an email about this one a few days back. Works well - inc on PCs - plus its a 4 computer licence.
TuneRanger - $29.99
Link and sync iTunes libraries over
Chances are you keep your iTunes music
and video collection on more than one
computer, so you already know how hard
it is to keep them all the same. Add a
spouse and some kids to the mix and
the task is virtually impossible.
TuneRanger connects iTunes-running
computers over any network, allowing
you to copy music, video and playlists
from one iTunes library to another.
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
Synchronize the easy way and protect
Synchronize, copy or merge music and
video from iTunes to iTunes via any
network. Supports music, video,
playlists and more. Cross-platform
network transport can link Mac and
Windows versions of iTunes. Tools
included to optimize iTunes, manage
duplicates, remove orphans, and handle
disconnected media files. Install on
up to 4 computers — Mac or Windows.
Now, PCs can copy from Macs or vice
versa, plus, you can perform
bi-directional iPod synchronization!
Using advanced sync settings and
filters, TuneRanger compares songs and
videos and moves only what is
different. And, if a file needs to be
removed as part of a sync, you can opt
to delete it or have it moved to a
safe designated folder.
Whether at home or on the go,
TuneRanger keeps your iTunes music and
video libraries current and