Calculators

A reload bonus looks generous on the promo page, but the number you see advertised is rarely the number you actually get to keep. Wagering requirements

Financial spread betting providers quote spreads in different units depending on the instrument – points for indices, pips for FX pairs, and sometimes

Pontoon looks like blackjack at first glance, but one rule changes everything: both of the dealer’s cards are dealt face down. There’

Financial spread betting lets you stake a set amount per point of price movement on a market, without ever owning the underlying asset. Getting the math right –

A winrate on its own tells you almost nothing about what a single sample of poker actually looks like. Two players with identical long-run edges can have

The Sortino Ratio is a risk-adjusted performance metric borrowed from finance, applied here to a betting bankroll’s period-by-period results.

A z-score tells you exactly how many standard deviations a specific value sits from the average of a dataset. For bettors, that means answering a precise

Rake is the fee a poker room or online site charges for hosting the game, and over thousands of hands it is often the single biggest factor separating

Return to Player (RTP) is the single most important number for understanding a slot machine’s long-run behavior. This calculator lets you either

Every poker tournament runs on a prize pool distribution curve, but most players never actually see the formula behind it. They just see a payout table