The casino RTP layer the industry never built.

Aviator RTP is 97.00% — a single certified configuration with no reduced variants. Spribe licenses Aviator at one fixed RTP, so observed differences across casinos reflect mis-implementation or unlicensed clones, not a sanctioned lower variant. Multiplayer crash format, provably-fair, max multiplier theoretically unlimited.

Gates of Olympus is certified at a maximum RTP of 96.50% with two reduced variants at 95.51% and 94.50%. Provider Pragmatic Play licenses all three; each casino chooses which to deploy. High volatility, 6x5 grid, max win 5,000x stake, tumble mechanic with random multipliers up to 500x.

Fortune Tiger (PG Soft, 2023) is certified at 96.81% RTP — the provider ceiling. High volatility, 3x3 grid, max win 2,500x stake.

Sweet Bonanza is certified at a maximum RTP of 96.51% with reduced variants at 95.50% and 94.50%. Pragmatic Play licenses all three; each casino chooses which to deploy. High volatility, 6x5 grid, max win 21,100x stake, tumble mechanic with free-spin multipliers up to 100x.

Plinko (Spribe) RTP is 99.00% — among the highest in any casino game vertical. Single certified configuration, no reduced variants. Provably-fair gravity drop mechanic, configurable rows (8-16) and risk profile, max multiplier up to 1,000x at maximum risk.

Mahjong Ways (PG Soft, 2021) is certified at 96.95% RTP — the provider ceiling. High volatility, 5-reel, up to 3,125 ways, max win 25,000x stake.

Mines RTP is 97.00% — a single certified configuration with no reduced variants. Spribe licenses Mines at one fixed RTP. Provably-fair 5x5 grid mechanic, configurable mine count (1-24), max multiplier ~24,000x at 24 mines, single-player.

Fortune Ox (PG Soft, 2022) is certified at 96.75% RTP — the provider ceiling. Medium volatility, 5x3 grid, max win 2,000x stake.

Big Bass Bonanza is certified at a maximum RTP of 96.71% with reduced variants at 95.67% and 94.70%. Pragmatic Play licenses all three. High volatility, 5x3 grid with 10 paylines, max win 2,100x stake, free-spins fisherman-collects-money mechanic.

Sugar Rush is certified at a maximum RTP of 96.50% with reduced variants at 95.49% and 94.50%. Pragmatic Play licenses all three. High volatility, 7x7 cluster-pays grid, max win 5,000x stake, sticky multipliers up to 128x in the Free Spins round.

Fortune Rabbit (PG Soft, 2023) is certified at 96.75% RTP — the provider ceiling. High volatility, 3x3 grid, max win 5,000x stake.

Starburst is certified at a maximum RTP of 96.09% with reduced variants at 94.13%, 92.04% and 90.05%. NetEnt licenses all four; many operators deploy the 96.09% ceiling, but reduced variants are widely observed. Low volatility, 5x3 grid with 10 paylines, max win 500x stake.