Capybara Onsen cover art

Capybara Onsen slot: RTP and max win

By Winfinity. Released 21 Oct 2026, math version 2.
Low volatilityNo. 4305 most played this monthNew

Capybara Onsen is a low-volatility slot by Winfinity on Stake Engine, released 21 Oct 2026. Its base game returns 96.20%, above the median Engine slot (96.02%) and higher than 57% of them. The top payout is 5,000× the bet; from a base spin it lands about once every 4,997,998 spins. It has 2 bonus buys priced at 100× to 400× the bet; the best returns 96.20%, so each buy costs 3.80× the bet on average over the long run. It is the No. 4305 most played Engine slot over the last 30 days.

Base RTP
96.20%
catalogue figure 96.200%
Max win
5,000×
of the base bet
Max win, base spins
1 in 4,997,998
5,000× top payout per spin
Base spin pays nothing
75.8%
of spins
Players, last 30 days
163
$3K wagered (Engine Insights)

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
BaseBase spin1.00×96.20%5,000×1 in 4,997,9981 in 4.151 in 100.04× base Simulate
BonusBonus buy100×96.20%5,000×1 in 1,975,270every round1 in 2.983.80× base Simulate
SuperbonusBonus buy400×96.20%5,000×1 in 122,617–1 in 2.7915.20× base Simulate

Work out the cost of Capybara Onsen 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
v296.200%Active

Frequently asked

What is the RTP of Capybara Onsen?

Base spins return 96.20% of the amount wagered over the long run, from the published outcome table for version 2. All 2 of its bonus buys return 96.20%.

What is the max win in Capybara Onsen and how likely is it?

The top payout is 5,000× the base bet. On a base spin it lands 1 in 4,997,998 spins. In the Bonus buy (100×) 5,000× lands 1 in 1,975,270 buys.

Does Capybara Onsen have a bonus buy, and what does it cost?

Yes, 2 buy modes. Bonus: 100× the base bet, 96.20% RTP, an expected cost of 3.80× the base bet per buy. Superbonus: 400× the base bet, 96.20% RTP, an expected cost of 15.20× the base bet per buy.

Is Capybara Onsen high or low volatility?

Low. Its base-mode standard deviation is 10.2× 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 Capybara Onsen

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

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