Sports Betting Calculators

Free calculators for pricing, sizing and hedging bets. Type odds in any format: American, decimal or fractional.

Remove the juice to see fair odds and the book's hold.

Find the hedge stake that locks in profit either way.

Size each bet from your edge and bankroll.

See what a bet is worth on average, in dollars and %.

Check for an arb and split stakes so every side pays.

Convert American, decimal, fractional and implied %.