Play Flippy Knife Online online game! Play Flippy Knife Online online for free! Flippy Knife Online is an amazing online arcade game. In this game you need to slide the screen to control the knife, see how many score you can get. When you play this game, you can get coins, with these coins, you can unlock new knifes. Different knifes have different feeling. Have a good time in Flippy Knife Online! Play Free Online Version in your browser.