Tower Challenge is an online HTML5 game presented by yiv.com, it's playable in browsers such as safari and chrome. You can play the game on smartphone and tablet (iPhone, iPad, Samsung, Android devices and Windows Phone). Tower Challenge, as it says, is a challenge of building towers. Drop blocks, stack as many as you can to rack up points before the time runs out. Try to build as high as you can. Have a good time! 73.14% of 96 players like the mobile game.