Keno Blocks cover art

Keno Blocks slot: RTP and max win

By Lottio. Released 17 Apr 2026, math version 2.
Low volatilityNo. 4377 most played this monthMini game

Keno Blocks is a low-volatility slot by Lottio on Stake Engine, released 17 Apr 2026. The top payout is 45,020× the bet. It has 16 bonus buys priced at 100× to 1,000× the bet; the best returns 96.66%, so each buy costs 3.34× the bet on average over the long run. It is the No. 4377 most played Engine slot over the last 30 days.

Base RTP
96.33%
catalogue figure 96.326%
Max win
45,020×
of the base bet
Max win, base spins
1 in 2.00
1.93× top payout per spin
Base spin pays nothing
50.0%
of spins
Players, last 30 days
58
$3K wagered (Engine Insights)
The 45,020× max win can't be reached from base spins in the published math. Base spins top out at 1.93×.

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
Normal 1Base spin1.00×96.33%1.93×1 in 2.001 in 2.001 in 2.000.04× base Simulate
Normal 10Base spin1.00×96.44%55×1 in 6,2501 in 2.781 in 2.780.04× base Simulate
Normal 2Base spin1.00×96.44%2.15×1 in 4.101 in 1.321 in 4.100.04× base Simulate
Normal 3Base spin1.00×96.55%2.90×1 in 8.701 in 1.131 in 2.000.03× base Simulate
Normal 4Base spin1.00×96.38%6.30×1 in 191 in 3.301 in 3.300.04× base Simulate
Normal 5Base spin1.00×96.47%7.15×1 in 441 in 1.991 in 1.990.04× base Simulate
Normal 6Base spin1.00×96.62%12×1 in 1021 in 3.021 in 3.020.03× base Simulate
Normal 7Base spin1.00×96.55%21×1 in 2421 in 4.881 in 4.880.03× base Simulate
Normal 8Base spin1.00×96.37%25×1 in 6371 in 2.871 in 2.870.04× base Simulate
Normal 9Base spin1.00×96.45%40×1 in 1,3891 in 4.451 in 4.450.04× base Simulate
Bonus Safe 10Boosted spin2.00×96.30%41×1 in 3,846–1 in 2.800.07× base Simulate
Bonus Safe 2Boosted spin2.00×96.33%2.92×1 in 3.13–1 in 3.130.07× base Simulate
Bonus Safe 3Boosted spin2.00×96.45%4.23×1 in 7.72–1 in 1.770.07× base Simulate
Bonus Safe 4Boosted spin2.00×96.40%5.99×1 in 18–1 in 3.130.07× base Simulate
Bonus Safe 5Boosted spin2.00×96.31%8.28×1 in 41–1 in 1.950.07× base Simulate
Bonus Safe 6Boosted spin2.00×96.27%11×1 in 98–1 in 3.010.07× base Simulate
Bonus Safe 7Boosted spin2.00×96.35%15×1 in 250–1 in 4.900.07× base Simulate
Bonus Safe 8Boosted spin2.00×96.36%22×1 in 559–1 in 2.890.07× base Simulate
Bonus Safe 9Boosted spin2.00×96.34%28×1 in 1,724–1 in 4.440.07× base Simulate
Bonus Extra 10Boosted spin3.00×96.43%57×1 in 4121 in 1.541 in 2.790.11× base Simulate
Bonus Extra 5Boosted spin3.00×96.28%13×1 in 161 in 1.451 in 3.100.11× base Simulate
Bonus Extra 6Boosted spin3.00×96.27%16×1 in 291 in 1.191 in 4.720.11× base Simulate
Bonus Extra 7Boosted spin3.00×96.45%22×1 in 531 in 1.371 in 2.460.11× base Simulate
Bonus Extra 8Boosted spin3.00×96.31%31×1 in 1081 in 1.661 in 3.430.11× base Simulate
Bonus Extra 9Boosted spin3.00×96.52%41×1 in 2131 in 1.321 in 4.990.10× base Simulate
Bonus Super 10Boosted spin5.00×96.48%142×1 in 581–1 in 4.270.18× base Simulate
Bonus Super 7Boosted spin5.00×96.59%40×1 in 49–1 in 4.430.17× base Simulate
Bonus Super 8Boosted spin5.00×96.34%45×1 in 74–1 in 5.380.18× base Simulate
Bonus Super 9Boosted spin5.00×96.31%123×1 in 358–1 in 3.560.18× base Simulate
Bonus X10 10Boosted spin7.00×96.29%504×1 in 6,2501 in 7.311 in 7.310.26× base Simulate
Bonus X10 5Boosted spin7.00×96.27%82×1 in 431 in 5.861 in 5.860.26× base Simulate
Bonus X10 6Boosted spin7.00×96.63%84×1 in 1021 in 3.021 in 3.020.24× base Simulate
Bonus X10 7Boosted spin7.00×96.56%146×1 in 2421 in 4.881 in 4.880.24× base Simulate
Bonus X10 8Boosted spin7.00×96.38%168×1 in 6371 in 2.871 in 2.870.25× base Simulate
Bonus X10 9Boosted spin7.00×96.45%283×1 in 1,3891 in 4.451 in 4.450.25× base Simulate
Bonus X100 1Bonus buy100×96.56%175×1 in 1.821 in 1.821 in 1.823.44× base Simulate
Bonus X100 10Bonus buy100×96.66%10,806×1 in 5,5561 in 1.991 in 6.463.34× base Simulate
Bonus X100 2Bonus buy100×96.26%193×1 in 3.401 in 1.241 in 3.403.74× base Simulate
Bonus X100 3Bonus buy100×96.43%295×1 in 9.701 in 1.091 in 1.903.57× base Simulate
Bonus X100 4Bonus buy100×96.26%793×1 in 251 in 2.621 in 4.143.74× base Simulate
Bonus X100 5Bonus buy100×96.57%1,015×1 in 611 in 1.671 in 2.813.43× base Simulate
Bonus X100 6Bonus buy100×96.56%1,921×1 in 1561 in 2.291 in 4.953.43× base Simulate
Bonus X100 7Bonus buy100×96.45%2,618×1 in 3731 in 1.621 in 3.663.55× base Simulate
Bonus X100 8Bonus buy100×96.29%4,577×1 in 1,0201 in 2.111 in 5.723.71× base Simulate
Bonus X100 9Bonus buy100×96.60%6,448×1 in 2,3261 in 1.571 in 4.453.40× base Simulate
Bonus X1000 10Bonus buy1,000×96.30%45,020×1 in 1,282–1 in 3.3536.99× base Simulate
Bonus X1000 5Bonus buy1,000×96.33%5,760×1 in 27–1 in 4.5036.73× base Simulate
Bonus X1000 6Bonus buy1,000×96.41%10,330×1 in 71–1 in 3.3735.89× base Simulate
Bonus X1000 7Bonus buy1,000×96.31%14,420×1 in 142–1 in 4.7436.93× base Simulate
Bonus X1000 8Bonus buy1,000×96.30%24,910×1 in 348–1 in 3.9336.95× base Simulate
Bonus X1000 9Bonus buy1,000×96.36%33,750×1 in 676–1 in 5.1736.45× base Simulate

Work out the cost of Keno Blocks 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
v296.326%Active

Frequently asked

What is the RTP of Keno Blocks?

Base spins return 96.33% of the amount wagered over the long run, from the published outcome table for version 2. Its bonus buys return between 96.26% and 96.66%.

What is the max win in Keno Blocks and how likely is it?

The top payout is 45,020× the base bet. On a base spin the top payout of 1.93× lands 1 in 2.00 spins. In the Bonus X100 10 buy (100×) 10,806× lands 1 in 5,556 buys.

Does Keno Blocks have a bonus buy, and what does it cost?

Yes, 16 buy modes. Bonus X100 1: 100× the base bet, 96.56% RTP, an expected cost of 3.44× the base bet per buy. Bonus X100 10: 100× the base bet, 96.66% RTP, an expected cost of 3.34× the base bet per buy. Bonus X100 2: 100× the base bet, 96.26% RTP, an expected cost of 3.74× the base bet per buy. Bonus X100 3: 100× the base bet, 96.43% RTP, an expected cost of 3.57× the base bet per buy. Bonus X100 4: 100× the base bet, 96.26% RTP, an expected cost of 3.74× the base bet per buy. Bonus X100 5: 100× the base bet, 96.57% RTP, an expected cost of 3.43× the base bet per buy. Bonus X100 6: 100× the base bet, 96.56% RTP, an expected cost of 3.43× the base bet per buy. Bonus X100 7: 100× the base bet, 96.45% RTP, an expected cost of 3.55× the base bet per buy. Bonus X100 8: 100× the base bet, 96.29% RTP, an expected cost of 3.71× the base bet per buy. Bonus X100 9: 100× the base bet, 96.60% RTP, an expected cost of 3.40× the base bet per buy. Bonus X1000 10: 1,000× the base bet, 96.30% RTP, an expected cost of 36.99× the base bet per buy. Bonus X1000 5: 1,000× the base bet, 96.33% RTP, an expected cost of 36.73× the base bet per buy. Bonus X1000 6: 1,000× the base bet, 96.41% RTP, an expected cost of 35.89× the base bet per buy. Bonus X1000 7: 1,000× the base bet, 96.31% RTP, an expected cost of 36.93× the base bet per buy. Bonus X1000 8: 1,000× the base bet, 96.30% RTP, an expected cost of 36.95× the base bet per buy. Bonus X1000 9: 1,000× the base bet, 96.36% RTP, an expected cost of 36.45× the base bet per buy.

Is Keno Blocks high or low volatility?

Low. Its base-mode standard deviation is 0.8× 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.

More from Lottio

Limbo GoKeno GoX KenoChicken GoDice GoBunny KenoMines GoCoin SpinAll Lottio slots

Get an email if Keno Blocks changes its RTP or modes

One email a week: new Engine slots with RTP and max-win odds, RTP changes and the most played games. Free, no casino offers on this site. Unsubscribe any time.