There is several different choices of how to engage in casino slots for free. You can opt accept the generous offers given by online casinos in which players get free money to try out and play casino games or you can sign up at any of the casinos as a guest player where you can play the casinos slots for free. Of course as a guest player you have not chance of winning real money but you can enjoy the casino slots. When accepting the no deposit casino bonuses you do have a chance of winning on the casino slots and cashing out winnings. Either way it is a great form of entertainment for gamblers to enjoy.