A $20 no deposit bonus is a promotional offer from online casinos or sportsbooks that allows new players to try out games or betting options without having to make an initial deposit. This bonus provides a risk-free opportunity to explore the platform, potentially win real money, and experience the excitement of gambling. Players typically need to create an account to claim the bonus, and while winnings may be subject to wagering requirements, it serves as an enticing way to attract new customers and enhance their gaming experience.