It’s easy to buy iPhone Games from the Wireless App Store installed on your iPhone, and when you sync your iPhone using iTunes on your computer, the games will be transferred to our computer. However, it’s worth noting that you can transfer the games without having to complete a full sync
Here are the steps to transferring the games from iPhone to your computer.
Step 1: Start up iTunes.
Step 2: Go to the top left corner of iTunes and click on Store
Step 3: Choose Authorise this Computer and log in.
Step 3. Select Transfer Purchases.
All done! Enjoy!