* Planet is under attack by aliens, You are the last hope so take stand against them with your ship and destroy maximum alien saucers.* An addictive shooting game with exciting background music.* Steer your ship using device accelerometer and simply tap any where on screen to fire on enemy.* You have limited numbers of special weapons called SAM (Surface to air missile). Use this weapon when you think your ship is really in danger. SAM will destroy all the enemies surrounding your ship and will eliminate enemy bombs.* Enjoy 3 levels filled with many kind of alien saucers and keep your ship safe from enemy fire while destroying them.* Get scores, lives and special weapons as bonus on different stages of the game.* Internet connection is required to submit your high scores to compare with other players round the globe.RETINA GRAPHICSEarth vs Aliens is best seen on iPhone 4 and iPod touch (4th Generation).