Syncing iPad music to iPhone? Considered as a purchase or just transfer?
iCloud button is used to re-download already purchased items
iPad > iCloud or iTunes > iPhone = Transfer
There is no syncing from one iDevice to another.
All syncing is done via iTunes on the computer as all the users content should exist there.
As already stated, content can be downloaded directly to any of the users devices via iCloud. This is not syncing.
Retrieving data ...