 A smartphone social game , titled Attack on Titan : Howl Toward Freedom ( Shingeki no Kyojin ~ Jiyū e no Hōkō ~ ) is in development by Mobage for iOS and Android platforms . In the game , players play as a character who has been exiled from Wall Rose . Players must build and fortify a town outside the wall and expand it by manufacturing items as well as using Titans and exploiting resources from other players . 
