Free slots often include downloadable mobile casino games that can be played without ever needing to reach for your wallet. Free Slots “Free slots' mean just that, no payment will ever need to be made. These sites allow you to enjoy some initial spins for free, but they will eventually require you to make a deposit to continue playing or withdraw your winnings. At OnlineBingo, we define a no deposit slot site as one that extends a bonus offer as part of a broader selection of pay-to-play games. No Deposit Slots When we refer to 'no deposit slots,' we're essentially talking about a specific type of online slot experience. Are they the same, or do they have subtle differences that players should be aware of? In this guide, we'll help you distinguish between the two concepts. The terms 'no deposit slots' and 'free slots' often cause some confusion.