Flow Free is a puzzle game where you have to build tubes of different colors starting from Flow Free. Big Duck Games LLC. rate. 0 Rate this App. Flow Free is a puzzle game for iOS and Android released by American studio Big Duck Games "Flow Free app: A delightfully advanced connect-the-dots game". Washington Post. Retrieved 14 August Jump up ^ Basu, Saikat ( Play an addicting puzzle game on your Android with Flow Free. Flow Free is a free game app for the Android by Big Duck Games LLC which lets you solve.