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From Outstanding Apps LLC:
Killing aliens is extremely good fun. So we made the game military Space InvadersIt's a simple game with simple graphics, but it has one of the most vital assets for any computer game gameplay. You can move the ship all over the screen to avoid getting shot.You have to make sure you don't run out of missiles and you have enough to make it to the next levelIn the pay version you don't have any advertisingYour ship can be moved on the screen with your finger and you shoot the byHolding your finger down or taping on the screen