Betting calculators
Calculate prices, implied probabilities and returns. Inputs are educational assumptions, not current bookmaker offers. No account is required.
Convert an equivalent price between formats. The implied probability contains the bookmaker’s pricing assumptions and is not an independent forecast.
Implied probability and margin ↗Enter every mutually exclusive outcome of the same complete market at the same time. The arrow shows a proportional normalization; it is a model, not a verified true probability.
Bet return calculator ↗The total return includes the original stake. Net profit subtracts that stake. This calculation assumes a winning settled bet without fees, taxes or special settlement rules.
Accumulator calculator ↗Multiply the decimal odds of the selected outcomes. Enter 1 for a void leg. Correlated selections may not be accepted or priced this way; the calculation does not predict success.
Wagering requirements ↗First choose the correct base: bonus alone or deposit plus bonus.
RTP and volatility ↗RTP is a theoretical long-run ratio of returned amounts to total stakes.