Bolly Games

Extreme Keno

Play Extreme Keno slot by Bolly Games for free in demo mode! Explore RTP, bonus rounds, and key features before playing for real.

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SlotRanker Score

/ 99

05099

The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals or paid placement.

How this score is built

RTP

96.5%

return to player

Volatility

Adjusted

variance

Max win

100×

top multiplier

Min bet

$0.10

per spin

Reels

—

grid

Player rating

3.8 ★

13 votes

DEMO Play free, no signup

Bolly Games

3.8 / 5

13 ratings

User ratings are shown separately from the Slot Score unless stated otherwise.

Five weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.

Payouts & RTP9/10

RTP 96.5% → 9.0/10

Volatility8/10imputed

imputed medium (unknown) → 8.0/10

Win Potential4/10

x100.00 (100×) → 4.0/10

Featuresn/a

not applicable

Game Mechanicsn/a

not applicable

Context signals (tie-breakers)

Layoutn/a

not applicable

Bet Flexibilityn/a

not applicable

Provider Reputation6.9/10

provider avg 6.9 → 6.9/10

Popularity2.5/10

synthetic proxy → 2.5/10

Popularity blends real player search demand (~30 markets) with a catalogue-derived proxy; games without measurable search demand use the proxy alone. Not live play telemetry.

Cite this score

SlotRanker Score: 64 — Extreme Keno by Bolly Games

https://slotranker.com/bolly-games/extreme-keno#score

How to cite

Spec sheet

Extreme Keno at a glance.

Identity

Slot nameExtreme Keno

StudioBolly Games

Released1/12/2026

Math

SlotRanker Score64

RTP96.5%

VolatilityAdjusted

Max win100×

Bet range$0.10 – $100.00

Player rating3.8 / 5 · 13 votes

Format

Reels—

Paylines—

Layout1x1

Features

Expected average based on this slot's 96.5% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$1.40

Cost per session$1.40

Estimate only, for entertainment purposes — treat gambling as entertainment, not a way to make money, and set a budget you can afford to lose.

How long could a bankroll last on Extreme Keno? We simulate thousands of sessions from this game's published RTP and volatility — the long-run math, not a prediction of your next spin.

Bankroll ($)Bet per spin ($)Speed

Volatility tier: Mediumassumed — not published for this slot

Running simulation…

How this works

Each simulated spin either misses or returns a win drawn from a log-normal distribution, with the hit rate and spread set by the slot's volatility tier (Medium). The model is calibrated so the average return equals this slot's published RTP (96.50%), with wins capped at its top multiplier (100×).

This is a simplified, parametric model of the game's math — not its real paytable. It exists to make the house edge visible over many sessions, so the numbers above are averages across thousands of runs, never a forecast of one.

This is math, not a prediction. Real sessions vary wildly, and no strategy changes a game's built-in house edge. Play for fun, set limits, and never bet more than you can afford to lose.

Compare Extreme Keno with other games

	Extreme Keno Score 64This game	Keno Betting Score 82	Bonus Keno 2 Score 78	Across The Universe Keno Score 77	Keno 80 Score 76
Identity
Studio	Bolly Games	Elbet	Virtual Gold Studios	Mascot Gaming	Spribe
Released	1/12/2026	4/30/2024	1/30/2026	7/4/2024	10/23/2023
Math
RTP	96.5%	97.44%	96.51%	95.15%	97%
Volatility	Adjusted	Medium volatility	Adjusted	High volatility	—
Max win	100×	25,000×	10,620×	130,000×	10,000×

Every number is shown as a delta against Extreme Keno.

Comparing against

Extreme Keno

Bolly Games

RTP

96.5%

Max win

100×

Score

Across The Universe Keno

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