Prop betting tools

Price a prop before you bet it, size the bet to your bankroll, and log it to see whether you beat the closing line. Each tool shows its working and says where its methods come from, and nothing you type leaves your browser.

General information, not financial advice: the answers are only as good as the numbers typed in, and no bet is a sure thing. Sports betting is for adults where it is legal in your state. If gambling stops being fun, call or text 1-800-MY-RESET.