Gorilla Tumble cover art

Gorilla Tumble slot: RTP and max win

By volatility labs. Released 19 Oct 2026, math version 3.
Low volatilityNo. 2407 most played this monthNew

Gorilla Tumble is a low-volatility slot by volatility labs on Stake Engine, released 19 Oct 2026. Its base game returns 96.00%, below the median Engine slot (96.02%). The top payout is 10,000× the bet; from a base spin it lands about once every 5,929,164 spins. It has 4 bonus buys priced at 20× to 250× the bet; the best returns 96.00%, so each buy costs 0.80× the bet on average over the long run. It is the No. 2407 most played Engine slot over the last 30 days.

Base RTP
96.00%
catalogue figure 96.002%
Max win
10,000×
of the base bet
Max win, base spins
1 in 5,929,164
10,000× top payout per spin
Base spin pays nothing
66.7%
of spins
Players, last 30 days
341
$18K wagered (Engine Insights)

Every mode, side by side

Costs are multiples of the base bet. Odds come from the published outcome table for v3. "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 spin1.00×96.00%10,000×1 in 5,929,1641 in 3.001 in 6.360.04× base Simulate
Extra ChanceBoosted spin2.50×96.00%10,000×1 in 1,185,8331 in 2.881 in 110.10× base Simulate
Multi MayhemBonus buy20×96.00%10,000×1 in 3,000,011–1 in 3.200.80× base Simulate
MysteryBonus buy100×96.00%10,000×1 in 3,2791 in 2.231 in 3.754.00× base Simulate
Normal BonusBonus buy100×96.00%10,000×1 in 50,000every round1 in 2.904.00× base Simulate
Super BonusBonus buy250×96.00%10,000×1 in 1,000every round1 in 3.1510.00× base Simulate

Work out the cost of Gorilla Tumble 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
v396.002%Active

Frequently asked

What is the RTP of Gorilla Tumble?

Base spins return 96.00% of the amount wagered over the long run, from the published outcome table for version 3. All 4 of its bonus buys return 96.00%.

What is the max win in Gorilla Tumble and how likely is it?

The top payout is 10,000× the base bet. On a base spin it lands 1 in 5,929,164 spins. In the Multi Mayhem buy (20×) 10,000× lands 1 in 3,000,011 buys.

Does Gorilla Tumble have a bonus buy, and what does it cost?

Yes, 4 buy modes. Multi Mayhem: 20× the base bet, 96.00% RTP, an expected cost of 0.80× the base bet per buy. Mystery: 100× the base bet, 96.00% RTP, an expected cost of 4.00× the base bet per buy. Normal Bonus: 100× the base bet, 96.00% RTP, an expected cost of 4.00× the base bet per buy. Super Bonus: 250× the base bet, 96.00% RTP, an expected cost of 10.00× the base bet per buy.

Is Gorilla Tumble high or low volatility?

Low. Its base-mode standard deviation is 9.2× 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.

Slots with similar math to Gorilla Tumble

Matched on volatility, max win, RTP and whether there's a bonus buy. Not on theme.

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