ICloud



iCloud is a cloud-based music, document and photo service. It was unveiled at WWDC 2011 on June 6, 2011. The current release of iCloud is bulit into iTunes 10.5.2 and iOS 5.0.1.

History
Steve Jobs announced iCloud at WWDC 2011, as the successor to MobileMe. iCloud was then released alongside iOS 5 on 12th October 2011.

iCloud for iOS
iCloud i built into iOS 5 and up, it automatically uploads all data and pushed to all your devies.

iCloud for Mac
iCloud upport for Mac was added with 10.7.2.