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Goalorithm

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Football

Goalorithm

All sports Football Basketball MLB NFL

GOALORITHM / FTB

Research tools

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Turn a listed price into something you can inspect.

Simple, transparent calculators for probability and model comparison. They use public formulas and your inputs — nothing here is gambling advice.

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Implied probability calculator

Convert American, decimal or fractional odds into the probability they imply, turn a probability back into odds, and take out the bookmaker's margin.

Standard public formula · bring your own inputsOpen

Model comparison calculator

Compare a probability estimate with the probability implied by the odds and inspect the difference.

A comparison aid · not a prediction engineOpen

Make the formula do less, not more

A calculator can clarify the math behind a price. It cannot validate the quality of an estimate, forecast an outcome, or remove risk.