Viderea Inc. has X Invasion (iTunes Link) in the iTunes App Store for FREE for a limited time.

X Invasion’s realistic free roaming 3D technology means you are free to decide how your adventure unfolds. Blasting everything in sight is great stress relief! Or test your accuracy as a sniper. Or simply enjoy a relaxing flight over the beautiful San Francisco Bay Area and test your pilot skills as you experience a realistic flight simulation. It includes two modes of play: Career Mode and Timed Mode. In Career Mode, accumulate medals of honor through multi-level play as you progress in experience all the way to the prestigious Top Gun ranking. In Timed Mode, blast your way to infamy on X Invasion’s real-time high score.