【實用遊戲app】Satellite Defender FREE|最夯免費app-綠色工廠好玩App

In Satellite Defender you are in control of the placement and upgrading of the Satellite Defense System that is protecting the planet from an onslaught of asteroids. Each tap can place a satellite. Choose the type you want to place from the top of the screen, and then tap the area you want to place it. Simple. Each tap can upgrade a satellite. The world is ending and there's no time for chitchat. If you have the money, the satellite will upgrade. Can you save the world?