Galaxy Plinko cover art

Galaxy Plinko slot: RTP and max win

By Zonko Labs. Released 24 Oct 2025, math version 13.
Low volatilityMini game

Galaxy Plinko is a low-volatility slot by Zonko Labs on Stake Engine, released 24 Oct 2025. The top payout is 10,000× the bet. It has 33 bonus buys priced at 25× to 100× the bet; the best returns 98.50%, so each buy costs 0.37× the bet on average over the long run.

Base RTP
98.50%
catalogue figure 98.500%
Max win
10,000×
of the base bet
Max win, base spins
1 in 30,000
110× top payout per spin
Base spin pays nothing
–
of spins
Players, last 30 days
–
– wagered (Engine Insights)
The 10,000× max win can't be reached from base spins in the published math. Base spins top out at 110×.

Every mode, side by side

Costs are multiples of the base bet. Odds come from the published outcome table for v13. "Returns the cost" counts rounds that pay back at least what the mode cost. Expected cost is cost × (1 − RTP): the average amount lost per round over the long run.

ModeTypeCostRTPMax winMax win oddsPays anythingReturns the costExpected cost per round
BaseBase spin1.00×98.50%110×1 in 30,000–1 in 2.240.02× base Simulate
Base SpecialBase spin1.00×98.50%1,000×1 in 300,000–1 in 2.230.02× base Simulate
Dark HoleBase spin1.00×98.48%10,000×1 in 150,0001 in 1.721 in 4.170.02× base Simulate
Expert5kBase spin1.00×98.50%5,000×1 in 30,0001 in 2.111 in 130.02× base Simulate
Expert5k SpecialBase spin1.00×98.50%5,000×1 in 27,2731 in 2.201 in 130.02× base Simulate
Extreme10kBase spin1.00×98.50%10,000×1 in 30,0001 in 2.261 in 1120.02× base Simulate
Extreme SpecialBase spin1.00×98.44%10,000×1 in 42,8571 in 2.201 in 130.02× base Simulate
High1kBase spin1.00×98.50%1,000×1 in 30,000–1 in 4.850.01× base Simulate
High1k SpecialBase spin1.00×98.50%1,000×1 in 27,273–1 in 4.910.02× base Simulate
LowBase spin1.00×98.50%16×1 in 30,000–1 in 1.250.02× base Simulate
Low SpecialBase spin1.00×98.50%500×1 in 300,000–1 in 1.250.02× base Simulate
Base 10Boosted spin10×98.50%119×1 in 30,000–1 in 2.640.15× base Simulate
Base Special 10Boosted spin10×98.50%1,006×1 in 30,000–1 in 3.790.15× base Simulate
Dark Hole 10Boosted spin10×98.47%10,000×1 in 15,000every round1 in 330.15× base Simulate
Expert5k 10Boosted spin10×98.50%5,010×1 in 30,000every round1 in 130.15× base Simulate
Expert5k Special 10Boosted spin10×98.50%5,011×1 in 30,000every round1 in 190.15× base Simulate
Extreme10k 10Boosted spin10×98.48%10,000×1 in 3,000every round1 in 240.15× base Simulate
Extreme Special 10Boosted spin10×98.43%10,000×1 in 4,286every round1 in 220.16× base Simulate
High1k 10Boosted spin10×98.50%1,013×1 in 30,000–1 in 3.440.15× base Simulate
High1k Special 10Boosted spin10×98.50%1,142×1 in 30,000–1 in 4.670.15× base Simulate
Low 10Boosted spin10×98.50%26×1 in 30,000–1 in 2.210.15× base Simulate
Low Special 10Boosted spin10×98.50%508×1 in 30,000–1 in 2.330.15× base Simulate
Base 25Bonus buy25×98.50%147×1 in 12,000–1 in 2.630.38× base Simulate
Base Special 25Bonus buy25×98.50%1,023×1 in 12,000–1 in 3.160.38× base Simulate
Dark Hole 25Bonus buy25×98.47%10,000×1 in 6,000–1 in 220.38× base Simulate
Expert5k 25Bonus buy25×98.50%5,016×1 in 12,000–1 in 9.580.38× base Simulate
Expert5k Special 25Bonus buy25×98.50%5,017×1 in 12,000–1 in 9.970.38× base Simulate
Extreme10k 25Bonus buy25×98.47%10,000×1 in 1,200–1 in 9.980.38× base Simulate
Extreme Special 25Bonus buy25×98.43%10,000×1 in 1,714–1 in 100.39× base Simulate
High1k 25Bonus buy25×98.50%1,165×1 in 12,000–1 in 3.190.37× base Simulate
High1k Special 25Bonus buy25×98.50%1,170×1 in 12,000–1 in 3.620.38× base Simulate
Low 25Bonus buy25×98.50%41×1 in 12,000–1 in 2.600.38× base Simulate
Low Special 25Bonus buy25×98.50%523×1 in 12,000–1 in 2.710.38× base Simulate
Base 50Bonus buy50×98.50%171×1 in 6,000–1 in 2.610.75× base Simulate
Base Special 50Bonus buy50×98.50%1,040×1 in 6,000–1 in 2.910.75× base Simulate
Dark Hole 50Bonus buy50×98.47%10,000×1 in 3,000–1 in 170.77× base Simulate
Expert5k 50Bonus buy50×98.50%5,074×1 in 6,000–1 in 5.250.75× base Simulate
Expert5k Special 50Bonus buy50×98.50%5,024×1 in 6,000–1 in 5.260.75× base Simulate
Extreme10k 50Bonus buy50×98.45%10,000×1 in 600–1 in 5.270.77× base Simulate
Extreme Special 50Bonus buy50×98.40%10,000×1 in 857–1 in 5.350.80× base Simulate
High1k 50Bonus buy50×98.50%1,187×1 in 6,000–1 in 3.130.75× base Simulate
High1k Special 50Bonus buy50×98.50%1,182×1 in 6,000–1 in 3.140.75× base Simulate
Low 50Bonus buy50×98.50%65×1 in 6,000–1 in 2.940.75× base Simulate
Low Special 50Bonus buy50×98.50%548×1 in 6,000–1 in 3.140.75× base Simulate
Base 100Bonus buy100×98.50%239×1 in 3,000–1 in 2.771.50× base Simulate
Base Special 100Bonus buy100×98.50%1,093×1 in 3,000–1 in 2.771.50× base Simulate
Dark Hole 100Bonus buy100×98.46%10,000×1 in 1,500–1 in 121.54× base Simulate
Expert5k 100Bonus buy100×98.50%5,090×1 in 3,000–1 in 6.901.50× base Simulate
Expert5k Special 100Bonus buy100×98.50%5,084×1 in 3,000–1 in 8.571.50× base Simulate
Extreme10k 100Bonus buy100×95.05%10,000×1 in 333–1 in 104.95× base Simulate
Extreme Special 100Bonus buy100×98.33%10,000×1 in 429–1 in 111.67× base Simulate
High1k 100Bonus buy100×98.50%1,221×1 in 3,000–1 in 3.191.50× base Simulate
High1k Special 100Bonus buy100×98.50%1,283×1 in 3,000–1 in 3.031.50× base Simulate
Low 100Bonus buy100×98.50%114×1 in 3,000–1 in 3.391.50× base Simulate
Low Special 100Bonus buy100×98.50%598×1 in 3,000–1 in 3.691.50× base Simulate

Work out the cost of Galaxy Plinko bonus buys at your bet size

Version history

Base-mode RTP per published math version. Older versions stay public in the fairness API, so changes can be checked.

VersionBase RTP
v1398.500%Active

Frequently asked

What is the RTP of Galaxy Plinko?

Base spins return 98.50% of the amount wagered over the long run, from the published outcome table for version 13. Its bonus buys return between 95.05% and 98.50%.

What is the max win in Galaxy Plinko and how likely is it?

The top payout is 10,000× the base bet. On a base spin the top payout of 110× lands 1 in 30,000 spins. In the High1k 25 buy (25×) 1,165× lands 1 in 12,000 buys.

Does Galaxy Plinko have a bonus buy, and what does it cost?

Yes, 33 buy modes. Base 25: 25× the base bet, 98.50% RTP, an expected cost of 0.38× the base bet per buy. Base Special 25: 25× the base bet, 98.50% RTP, an expected cost of 0.38× the base bet per buy. Dark Hole 25: 25× the base bet, 98.47% RTP, an expected cost of 0.38× the base bet per buy. Expert5k 25: 25× the base bet, 98.50% RTP, an expected cost of 0.38× the base bet per buy. Expert5k Special 25: 25× the base bet, 98.50% RTP, an expected cost of 0.38× the base bet per buy. Extreme10k 25: 25× the base bet, 98.47% RTP, an expected cost of 0.38× the base bet per buy. Extreme Special 25: 25× the base bet, 98.43% RTP, an expected cost of 0.39× the base bet per buy. High1k 25: 25× the base bet, 98.50% RTP, an expected cost of 0.37× the base bet per buy. High1k Special 25: 25× the base bet, 98.50% RTP, an expected cost of 0.38× the base bet per buy. Low 25: 25× the base bet, 98.50% RTP, an expected cost of 0.38× the base bet per buy. Low Special 25: 25× the base bet, 98.50% RTP, an expected cost of 0.38× the base bet per buy. Base 50: 50× the base bet, 98.50% RTP, an expected cost of 0.75× the base bet per buy. Base Special 50: 50× the base bet, 98.50% RTP, an expected cost of 0.75× the base bet per buy. Dark Hole 50: 50× the base bet, 98.47% RTP, an expected cost of 0.77× the base bet per buy. Expert5k 50: 50× the base bet, 98.50% RTP, an expected cost of 0.75× the base bet per buy. Expert5k Special 50: 50× the base bet, 98.50% RTP, an expected cost of 0.75× the base bet per buy. Extreme10k 50: 50× the base bet, 98.45% RTP, an expected cost of 0.77× the base bet per buy. Extreme Special 50: 50× the base bet, 98.40% RTP, an expected cost of 0.80× the base bet per buy. High1k 50: 50× the base bet, 98.50% RTP, an expected cost of 0.75× the base bet per buy. High1k Special 50: 50× the base bet, 98.50% RTP, an expected cost of 0.75× the base bet per buy. Low 50: 50× the base bet, 98.50% RTP, an expected cost of 0.75× the base bet per buy. Low Special 50: 50× the base bet, 98.50% RTP, an expected cost of 0.75× the base bet per buy. Base 100: 100× the base bet, 98.50% RTP, an expected cost of 1.50× the base bet per buy. Base Special 100: 100× the base bet, 98.50% RTP, an expected cost of 1.50× the base bet per buy. Dark Hole 100: 100× the base bet, 98.46% RTP, an expected cost of 1.54× the base bet per buy. Expert5k 100: 100× the base bet, 98.50% RTP, an expected cost of 1.50× the base bet per buy. Expert5k Special 100: 100× the base bet, 98.50% RTP, an expected cost of 1.50× the base bet per buy. Extreme10k 100: 100× the base bet, 95.05% RTP, an expected cost of 4.95× the base bet per buy. Extreme Special 100: 100× the base bet, 98.33% RTP, an expected cost of 1.67× the base bet per buy. High1k 100: 100× the base bet, 98.50% RTP, an expected cost of 1.50× the base bet per buy. High1k Special 100: 100× the base bet, 98.50% RTP, an expected cost of 1.50× the base bet per buy. Low 100: 100× the base bet, 98.50% RTP, an expected cost of 1.50× the base bet per buy. Low Special 100: 100× the base bet, 98.50% RTP, an expected cost of 1.50× the base bet per buy.

Is Galaxy Plinko high or low volatility?

Low. Its base-mode standard deviation is 1.5× the bet, which puts it in the lowest third of Engine games. What volatility means.

Can I check that a result was fair?

Yes. Engine games use provably fair seeds. Once your server seed is revealed you can replay any round against the published outcome table. See how to verify a result.

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