Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Betting Odds
Expected Value Calculator
Calculates the expected monetary value of a bet over any number of repetitions, revealing its long-run profitability. Use it to decide whether a wager offers a genuine edge over the bookmaker's price.
Fill in the required fields to see your result.
Betting Odds
Implied Probability Calculator
Convert betting odds into implied probability percentages across decimal, American, and fractional formats. Use it to spot value bets when your estimated probability exceeds the bookmaker's implied probability.
Fill in the required fields to see your result.
Key differences
| Expected Value Calculator | Implied Probability Calculator | |
|---|---|---|
| Category | Betting Odds | Betting Odds |
| Inputs required | 4 | 2 |
| Result | Expected Value ($) | Implied Probability (%) |
| What it does | Calculates the expected monetary value of a bet over any number of repetitions, revealing its long-run profitability. Use it to decide whether a wager offers a genuine edge over the bookmaker's price. | Convert betting odds into implied probability percentages across decimal, American, and fractional formats. Use it to spot value bets when your estimated probability exceeds the bookmaker's implied probability. |