Clockwork Kaboom cover art

Clockwork Kaboom slot: RTP and max win

By Bubi Studios. Released 3 Nov 2026, math version 2.
Medium volatilityNo. 5562 most played this monthNew

Clockwork Kaboom is a medium-volatility slot by Bubi Studios on Stake Engine, released 3 Nov 2026. Its base game returns 96.50%, above the median Engine slot (96.02%) and higher than 66% of them. The top payout is 25,000× the bet, bigger than 81% of Engine slots. It has 2 bonus buys priced at 100× to 400× the bet; the best returns 96.50%, so each buy costs 3.50× the bet on average over the long run. It is the No. 5562 most played Engine slot over the last 30 days.

Base RTP
96.50%
catalogue figure 96.500%
Max win
25,000×
of the base bet
Max win, base spins
1 in 3,308,824
10,000× top payout per spin
Base spin pays nothing
64.5%
of spins
Players, last 30 days
39
$539 wagered (Engine Insights)
The 25,000× max win can't be reached from base spins in the published math. Base spins top out at 10,000×.

Every mode, side by side

Costs are multiples of the base bet. Odds come from the published outcome table for v2. "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
StandardBase spin1.00×96.50%10,000×1 in 3,308,8241 in 2.821 in 6.510.04× base Simulate
Primed FuseBoosted spin2.00×96.50%25,000×1 in 4,109,5891 in 3.161 in 370.07× base Simulate
Gold WireBoosted spin10×96.50%25,000×1 in 172,7521 in 2.651 in 370.35× base Simulate
OverpressureBonus buy100×96.50%25,000×1 in 80,000–1 in 3.813.50× base Simulate
MeltdownBonus buy400×96.50%25,000×1 in 4,000–1 in 3.6714.00× base Simulate

Work out the cost of Clockwork Kaboom 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
v296.500%Active

Frequently asked

What is the RTP of Clockwork Kaboom?

Base spins return 96.50% of the amount wagered over the long run, from the published outcome table for version 2. All 2 of its bonus buys return 96.50%.

What is the max win in Clockwork Kaboom and how likely is it?

The top payout is 25,000× the base bet. On a base spin the top payout of 10,000× lands 1 in 3,308,824 spins. In the Overpressure buy (100×) 25,000× lands 1 in 80,000 buys.

Does Clockwork Kaboom have a bonus buy, and what does it cost?

Yes, 2 buy modes. Overpressure: 100× the base bet, 96.50% RTP, an expected cost of 3.50× the base bet per buy. Meltdown: 400× the base bet, 96.50% RTP, an expected cost of 14.00× the base bet per buy.

Is Clockwork Kaboom high or low volatility?

Medium. Its base-mode standard deviation is 21.2× the bet, which puts it in the middle 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 Clockwork Kaboom

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

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