Free tool

Free betting calculators

Three tools for the three questions that actually matter: is there value, how much should I stake, and what is this price in my format.

🧮 Expected value (EV) calculator

Does the price pay more than the real risk? The only number that decides whether a bet is worth making.

📐 Kelly Criterion calculator

How much to stake. The optimal fraction of your bankroll, with half-Kelly and quarter-Kelly modes.

🔄 Odds converter

Decimal, fractional and American, plus the implied probability behind each price.

🧠 Try the gambeta.ai AI

Free picks with the model's probability, the odds and a suggested stake already worked out.

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