House Edge Calculator - What a Casino Game Really Costs You
House edge is a velocity, not a fee. Each wager loses edge x stake in expectation - the faster you play, the more it compounds.
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Reference edges
Provably-fair dice/originals: ~1%. European roulette: 2.7%. Slots: 2-6% (RTP 94-97%). American roulette: 5.26%. Keno: often 20%+. The lesson is not "never play" - it is that edge x volume is the real price of entertainment, and low-edge games buy you far more playtime per dollar. Compare per-casino edges in our comparison table →