Yes, you can play Plinko for both real money and for free. To play Plinko game for real money, choose an online casino, register, deposit funds into your account, and place a bet. If successful, your winnings will be credited to your gaming balance, and you can then withdraw them. Playing Plinko for free is also possible in online casinos in a demo mode. The Plinko demo version allows you to familiarize yourself with the game, test different difficulty levels, and devise a suitable betting strategy. Registration and a deposit are not required for playing the free version of Plinko.