As stated in Apple WWDC 2011, the new iTune with iCloud allow users to re-download apps that previously purchased on the iTune App Store. According to CDFXapps, the iDOS app, which has been banned by Apple, can be re-downloaded from the purchased section.

The new iCloud features “Purchased” tab next to the “Updates” tab in the App Store. It allows users to download the apps to any of the iOS devices that doesn’t already have. You can also download the apps that have been removed from the App Store, if you have previously purchased it.

The new iCloud features “Purchased” tab next to the “Updates” tab in the App Store. It allows users to download the apps to any of the iOS devices that doesn’t already have. You can also download the apps that have been removed from the App Store, if you have previously purchased it.