Erectus is a free text-based browser game that requires strategy. The main aim is to upgrade various facilities and expand your village. You should upgrade your farm to get food which is also the most significant resource. Above you can see how many resources (food, clay, wood, iron, stone) you have left. Statistics section gives you information about top players and alliances. If you need gold, you can purchase certain packages. Create an alliance, increase population and conquer the world.