HT2109: Transfer content from an iPhone, iPad, or iPod touch to a new deviceLearn about Transfer content from an iPhone, iPad, or iPod touch to a new device
Currently Being ModeratedFeb 4, 2013 7:09 AM (in response to cantonaldo)
One should periodically sync their device to a computer so as to have backups of their apps, photos and music.
During the sync process purchases made from the App Store on your phone will be backed up to your computer. When you buy a new device these apps can be quickly copied to the new device so long as the new device is using the same Apple ID. Learn to sync.