Invasion: Earth app for iPhone and iPad
Developer: iDelux
First release : 25 Sep 2012
App size: 38.9 Mb
Aliens are attacking!!!
Protect Earth as the aliens mount their attack on major cities around the world. Destroy invading UFOs as they enter earths atmosphere. Alien attack speed and weapon capabilities increase with each level. Beware of the Mothership as you reach the higher levels of the game.
FEATURES
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+ Major real-world cities serve as battle locations such as Sydney, Shanghai, London, Chicago, Toronto, and many more!!
+ Epic original soundtrack sets the tone for war.
+ Default weapon is a "Touch to Shoot" cannon.
+ Weapons upgrades become available as you progress. Use these upgrades wisely to defeat the invaders.
+ Online scoreboard lets you compare your skill level to other players worldwide.
+ Store your scores locally on your iPhone to compare your skills with family and friends.
RULES
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+ Shoot a UFO two times to disable it.
+ Stop each UFO before it reaches the city.
+ Dont let the city health reach 0.
+ To destroy the mother ship, shoot it with everything you got!
You are Earths last hope to stop the invasion.
Good Luck.