XCOM: Enemy Unknown ($19.99) is a complete port of the strategy-based shooter that has been optimized for touch controls.
Full Game Center and iCloud support is also included for saving and accessing games across all of a user’s iOS devices. Version 1.1 introduces Second Wave, which provides players with new options for creating a different game play experience.
The memory usage on low end devices has also been improved, and additional Panic Level information is now available during Abduction Encounters.
***NOTE: Compatible with iPad 2 and up, iPad mini, iPod touch 5 and up and iPhone 4S and up – WILL NOT RUN ON EARLIER DEVICES***