OneSpin
Cat Stacks
The exact return-to-player for Cat Stacks, computed from the provably-fair outcome table Stake Engine publishes for the game — 6 modes in total. The best bonus buy returns 95.99%, higher than the 95.81% base game (+0.18pp).
| Mode | Type | Exact RTP | House edge | Outcomes |
|---|---|---|---|---|
| BASE | Base / feature | 95.81% | 4.19% | 100,000 |
| ANTE | Base / feature | 95.95% | 4.05% | 100,000 |
| FULL SCREEN | Base / feature | 95.88% | 4.12% | 100,000 |
| BONUS | Base / feature | 95.99% | 4.01% | 100,000 |
| SUPER BONUS | Bonus buy | 95.99% | 4.01% | 100,000 |
| EPIC BONUS | Base / feature | 95.99% | 4.01% | 100,000 |
Verified 2026-07-13from fair.stake-engine.com. Each figure is Σ(weight × payout) ÷ Σweight over the game's full published outcome table — the exact math the RNG runs, not a marketing RTP.