TheHermonApps announces Guess That Flag for iOS. Beat expert mode for your chance to win an iPod or maybe even an iPad. Guess That Flag is the first and only multiple choice themed flag game, Guess That Flag features over 140 flags from countries around the world. It comes with four game modes: easy, medium, hard and the extremely challenging, expert mode. In addition to the exciting flag quizzes, players can browse through the flags, learning what flag belongs to which nation.