Join the Burger King Crown Rewards Program and get 50 points for just signing up and enjoy a FREE Menu Item or redeem for two small drinks at 25 points each. Getting your free items is easy. Once you have registered, use the mobile app, your BK® Crown Card, or your phone number at the counter and tell the cashier what you are redeeming. And don’t forget to check out the check out the Coupons tab, where you’ll find special coupons for added savings. No card no problem, No mobile device no problem, use your registered phone number at time of redeeming free offer.