iCloud comes with new iOS 5.0 version to reduce the effort while using iPhone , iPad and iPod touch. It can store the datas like photos, music, videos, documents and shares wirelessly with other devices. It also keeps your mail, contact up to date.

It is easy to set up in the device.

First thing to make sure that your device is running in iOS 5, else you should update into iOS 5. After the installation, a pop up will come with a setup assistant to set up iCloud, enter your apple id, and it is easy to customize settings from setting icon and tap the ON/OFF switches to enable iCloud services. To set up the iCloud backup, tap the Storage and Backup switch. Instead of this you can get a free mail id me.com in the iCloud services.
The main features of iCloud are:

1. Automatic Software Updates:

Many of the users may not connect their devices to their computers for a number of months. This means they miss out several software that can make their devices run smoother and on new features, but using iCloud you don’t have to connect the device into computers through synching cables. It catches all the updates automatically.

2. Automatic backup:

Currently, if you are not regularly connected your iPhone or iPod to the computer, there is a chance for losing the data. With iCloud, all the information in your device backed up wirelessly daily, And one more thing is, if you lose your iPhone or iPod, you can receive all of your data by simply logging with an iCloud account.

3. Sharing of Snaps with iCloud:

Iphone is a best device to take photos, but currently you want to use synchronizing device or third party apps to transfer the images. With iCloud you can share or view the recent photos snapped with your device from other iOS devices or computer. The latest clicked snap is uploaded to iCloud and then downloaded to your iOS devices. Apple calls this feature as “Photostreaming.”

4. Helping for App Management:

iCloud helps to get all of your apps on your devices. So that a user can identify the previously purchased apps very quickly. With the introduction of iCloud, App store that displays all the apps you have already purchased.

5. Match the music from iTunes that you already purchased and make music sound better.

Using iCloud you can find out the already purchased music from iTunes, and examine the collections that you need, instead of uploading GB of songs. If you have been collecting music for several years, sometimes the sound will not be good. With iCloud you can match the collections with high sound quality (256 Kbps).