Casino math
RTP ↔ house edge converter
RTP and house edge are two sides of the same number: RTP + edge = 100%. Convert either way and see the theoretical loss over time.
Convert
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Edit either box. House edge = 100% − RTP. It is the share of every bet the casino keeps on average over the long run.
Theoretical loss
Result
Loss on amount wagered—
Loss per hour—
Loss per $100 wagered—
Typical RTP by game
| Game | RTP | Edge |
|---|
Tap a row to load it above. Figures are typical values; individual titles and rule sets vary.
Theoretical loss is a long-run average. Any single session can land well above or below it — that spread is variance, not the edge.