Control your submarine, use your strengths and find the weak spots of your enemy. Your task is to attack Japanese merchant ships without being caught by destroyer escorts either using your torpedo weapons or your deck gun in a realistic environment. Being a member of the Silent Service of the US Navy you take command of a Gato/Balao class submarine and go on extended patrols in the dangerous waters of the Pacific in world war II. Welcome to Silent Depth, the first real 3d submarine simulation for mobile devices.