Port Defender

"Port Defender" is an area defense game where you build mazes to prevent waves of "creeps" from escaping. The game offers 26 built-in maps, supports all device orientations, and has retina support. It features 7 towers and extra features like weapons and admin moves, with optional in-app purchases for additional cheats. The game values player privacy, can be played offline, and allows for multiple local accounts. A guide book is under construction on the game's website.