BetToolsHQ

Convert instantly between bookmaker (Sportsbook), Exchange Back and Exchange Lay odds while accounting for Exchange commission.

Convert 1X2 (Home/Draw/Away) odds into synthetic Draw No Bet (DNB), Double Chance and Home/Away No Bet (1NB/2NB) odds, and calculate the stake split required to recreate each market.

Convert traditional Over/Under half-line odds into synthetic full-line and quarter-line odds, and calculate the stake split required to recreate the selected line.

Calculate fair odds for Bet Builder selections using your own probabilities and Combination Factors, and compare your fair odds against the bookmaker's odds.

Combine multiple bets on the same market to calculate your blended odds and potential return across Sportsbook and Exchange bets.

Find the minimum Sportsbook, Exchange Back or Exchange Lay odds required to break even based on your estimated probability of an outcome.

Compare bookmaker odds to construct the most favourable doubles, trebles and 4-fold combinations, and calculate blended odds across all combinations for each selection.

Build Exchange Back or Exchange Lay ladders at progressively better odds, calculating the additional stakes required at each price to maintain a consistent Stake/Kelly ratio as more orders are matched.

Convert Exchange Back odds and stakes into equivalent Lay odds and stakes on the opposite outcome.

Convert instantly between Decimal, Fractional, American odds formats and Implied Probability.