Audio (1535 programs)
Pros: Allows content syncing in both ways. Synchronization is instantaneous.
Cons: Lacks many advanced options.
Pros: Allows you to share from both Winamp and iTunes. Easily allows you to browse friend's albums. Allows you to make playlists quickly.
Cons: Doesn't allow you to share music purchased on iTunes. Limited to 30 friends.
Pros: More options and features that most other converters. Have it automatically shut down once the conversion is complete. Supports and accepts a number of different video formats.
Cons: Installing is annoying because of all the bloatware. Makes its money by trying to sell other software to you. Faster computers will convert and extract far quicker than average computers.