1: I am not sure you understand what the App store is. The page you reference is not the App store; it is just a page where apple promotes URLs of web applications.<p>2: You probably are the best to judge whether your clone complies with those requirements. Who wrote the code? Who created the graphics?<p>3: Finally, there is the issue whether cloning an existing application infringes on somebody's rights. On the one hand the right holders probably are aware of the existence of freeciv, and haven't acted against it yet. On the other hand, you are saying you want to charge for using it. That may mve you over a limit the right holders have set.