Alien Invasion War app for iPhone and iPad

Classic pixel-style war games, simple and easy to operate control handles, tense and exciting background music. Pixel objects, very easy and fun, in the game, players get points by wiping out aliens who invade the Earth. The goal is to get the highest score. Defend the earth. Game control handle to the left of the control ship flight, Control the direction of the spacecrafts firing on the right. After completing a certain score, it will go to the next level and the difficulty will be upgraded. Enemy warplanes will also be stronger. Players will take on more stringent challenges.You need to get more points before you pass the level. Come on, challenge