Caleta Gaming

Rainbow Keno

Virtual & Specialty Games Keno Fantasy Mythology Nature Rainbow Leprechaun Irish

Caleta Gaming's Irish fantasy variation on digital keno

SlotRanker Score

/ 99

05099

The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals, and it cannot be bought.

How this score is built

RTP

94.5%

return to player

Volatility

—

variance

Max win

—

top multiplier

Min bet

$0.01

per spin

Reels

—

grid

Player rating

4.8 ★

10 votes

DEMO Play free, no signup

Caleta Gaming

Embed on your site

4.8 / 5

10 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 & RTP6/10

RTP 94.5% → 6.0/10

Volatility8/10imputed

imputed medium (unknown) → 8.0/10

Win Potential—

no data

Featuresn/a

not applicable

Game Mechanicsn/a

not applicable

Context signals (tie-breakers)

Layoutn/a

not applicable

Bet Flexibilityn/a

not applicable

Provider Reputation5.6/10

provider avg 5.6 → 5.6/10

Popularity0/10

synthetic proxy → 0.0/10

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: 47 — Rainbow Keno by Caleta Gaming

https://slotranker.com/caleta-gaming/rainbow-keno#score

How to cite

Slot Summary

An 80-number card replaces reels and paylines in Rainbow Keno, Caleta Gaming's Irish fantasy treatment of the draw-game format. The player selects 10 numbers before 20 are drawn, while three Lucky Numbers open the Rainboways Bonus and its multiplier route. Caleta also identifies the release as its 100th game, giving the cheerful leprechaun theme a specific catalog milestone behind it.

How It Plays

A round begins with number selection rather than a reel spin. The card presents 80 possibilities, the player marks 10, and the draw reveals 20 results for comparison.

The three Lucky Numbers create a second objective beyond the ordinary matches. Hitting all three moves the round into Rainboways, where the multiplier determines the bonus result.

Theme & Atmosphere

Irish folklore frames the number draw through Klaudia the Leprechaun, a pot of gold, and a Rainbow rather than through a plain lottery terminal.

Fantasy and Nature imagery soften the statistical format, but the theme remains attached to the Lucky Numbers and Rainboways mechanic instead of interrupting the draw process.

Fantasy Mythology Nature Rainbow Leprechaun Irish

Spec sheet

Rainbow Keno at a glance.

Identity

Slot nameRainbow Keno

StudioCaleta Gaming

Released12/28/2022

Math

SlotRanker Score47

RTP94.5%

Max win—

Bet range$0.01 – $2.00

Player rating4.8 / 5 · 10 votes

Format

Reels—

Paylines—

Layout—

Features

Themes

Expected average based on this slot's 94.5% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$0.22

Cost per session$0.22

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 Rainbow 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 (94.50%), with wins capped at its top multiplier (1,000×).

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.

Where to play Rainbow Keno

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Compare Rainbow Keno with other games

	Rainbow Keno Score 47This game	Irish Story Keno Score 31	Lucky Bonus Draw Keno Score 63	Keno Blocks Score 79	Book of Keno Score 76
Identity
Studio	Caleta Gaming	Inbet Games	Pixiu Gaming	Lottio	Evoplay
Released	12/28/2022	4/4/2022	3/31/2024	4/20/2026	10/16/2020
Math
RTP	94.5%	—	94.34%	96.66%	97.01%
Volatility	—	—	Medium volatility	—	—
Max win	—	—	80,000×	45,020×	10,000×

Every number is shown as a delta against Rainbow Keno.

Comparing against

Rainbow Keno

Caleta Gaming

RTP

94.5%

Max win

—

Score

Lucky Bonus Draw Keno

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