Connect to Play! How do the free casino games work? It8217;s very simple: all you have to do is use the bonus code provided under the free play offer, and that particular casino will let you play the slot (or slots) for free, no deposit is required to take advantage of any of those offers. If there is no code indicated, you can follow the link above to see a list of all the bonus codes available, along with the latest casino games you can play for free. All of those promos give the player a chance to actually win real money, yet no deposit is required. Every offer will have a limit to the maximum cashout you can take from playing the free casino games, so check the bonus terms before claiming the specific code. Most commonly, no deposit bonuses are offered to new players, as casinos use them as an incentive to motivate new players to sign up and start playing. However, many casinos also offer free no deposit bonuses to existing players, usually to reward them as part of their loyalty scheme or during special promotional events.