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The following is a collection of free online calculators for sports betting enthusiasts.
- Arbitrage Calculator
Calculates various arbitrage strategies when an arbitrage opportunity exists. - Asian Handicap calculator
This calculator enables you to calculate payoff and profit scenarios for Asian Handicap bets. You can view the bet result for a specific scoreline, or you can analyse every possible scenario for a particular wager. - Betting Exchange Hedging Calculator
Calculates various strategies when a hedging opportunity exists on a betting exchange. - Betting Exchange Back vs Lay Calculator
Calculates whether you should back a selection or lay the opposition selection on a betting exchange. - Betting Exchange Arbitrage & Hedging Calculator
Calculates various strategies when an arbitrage or hedging opportunity exists using a betting exchange. This calculator also works for strategies that combine bookmaker (back) wagers with exchange lay bets. - Betting Performance Calculator
Tests historical betting performance using Pearson’s chi-squared (χ2) test of independence. A G-test is also provided for those who prefer that metric. - Bookmaker Margin / Vigorish Calculator
Calculates the bookmaker margin (overround) and vigorish (vig) for a set of entered odds. Arbitrage opportunities are highlighted if they exist. - Draw No Bet and Double Chance Calculator
Uses three-outcome (win-draw-loss) head-to-head odds to engineer equivalent Draw No Bet and Double Chance markets. - Dutch Betting Calculator
Calculates Dutching strategy to return the same profit regardless of which selection wins. - Each-Way, Win and Place Calculator
Calculates the potential payoffs for win, place and each-way wagers. This enables you to compare the risk-reward trade-offs for the three bet types. - Hedged Dutch Betting Calculator
Calculates hedged Dutching strategy to return the same profit regardless of which primary selection wins, whilst hedging in the event that a secondary selection wins. - Hedging Calculator
Calculates various hedging strategies when a wager has already been placed on the market. - Kelly Criterion Calculator
Calculates a recommended stake based on the bookmaker odds and your estimated probability that the selection will win. Lay betting, commissions, refunds and fractional Kelly betting are supported. - Odds Conversion Calculator
Converts odds formats between decimal/European, fractional, moneyline/American, Hong Kong, Indonesian and Malay formats. The associated implied probability is also calculated. - Parlay Odds Calculator
Calculates parlay (multi) odds based on the selection odds. It supports American / moneyline, decimal, fractional, Hong Kong, Indonesian, implied probability and Malay odds formats. - PointsBet Spread Betting Calculator
Calculates the impact of the maximum loss setting on payoffs for spread bets. The calculator is specific to the Australian-licensed spread betting bookmaker PointsBet.