Many casinos will give you the chance to play their exciting slot games for free, so there is no reason not to give it a try. Top online casinos are vying for your business and one of the ways they can bring in new customers is by providing welcome bonuses that do not require a deposit in exchange for 10 free spins no deposit. You will have the opportunity to test out the casino bonus game and familiarise yourself with the popular online slots before deciding whether or not to make a deposit using real money.