An online no deposit bonus is a promotional offer provided by online casinos that allows players to try out games without having to make an initial deposit. This type of bonus typically comes in the form of free spins or bonus cash, enabling players to explore the casino's offerings risk-free. It serves as an enticing way for new players to experience the platform and potentially win real money while familiarizing themselves with the games. However, players should be aware of the associated wagering requirements and terms before claiming these bonuses.