A welcome bonus with no deposit is an enticing offer from online casinos and betting sites, allowing new players to explore their platforms without financial commitment. This type of bonus typically grants free credits or spins upon registration, enabling users to try out games and services risk-free. It serves as an excellent incentive to attract new customers, providing a chance to win real money while familiarizing themselves with the site. However, players should always review the terms and conditions, as wagering requirements and withdrawal limits may apply.