Apple has created a cloud which can store your music, photos, applications, calendars, documents, and contents of your device. Like all products of Apple this cloud is iCloud. According to Apple this is easiest way to manage your contents as it is automatic.
Apple have defined iCloud as ‘much more than a hard disk in the sky’ which help you in accessing all the devices and their contents. So iCloud stores all the contents of your devices so it can accessible. You even can access this store contents from your iPad, iPod, iPhone and Mac pc. Similarly iCloud will manage your all contents from music, apps, and photos to email, calendars, and contents in your devices. It will store all above things from all your devices and no management is required as it will do for you.
Now come to issue how to get iCloud, it is very easy as you update your iPhone, iPad, and iPod touch to iOS 5, your device will become integrated with iCloud. As you get in to the iCloud, all your contents and information is available and up to date, whatever device you are using…
And its free with iOS5
icloud – Welcome tutorial (Video)