Prediction market promos: Platforms best for bonuses and promos

Prediction market promos at Kalshi, Polymarket and other sites deliver welcome bonus offers to new customers aged 18+ in qualifying states. Once a prediction market bonus is added to your account, the trading credits can be used to take positions on event outcomes in sports, politics, pop culture and other topics. Our guide to the best prediction market promos showcases the top welcome offers you can claim today.