All For One Studios

Kings of Crystals

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Play Kings of Crystals slot by All For One Studios for free in demo mode! Explore RTP, bonus rounds, and key features before playing for real.

Only 0.06% of slots combine 40 Paylines and Additive Symbol.

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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

94.25%

return to player

Volatility

High volatility

variance

Max win

10,000×

top multiplier

Min bet

$0.20

per spin

Reels

40 lines

Player rating

4.5 ★

18 votes

DEMO Play free, no signup

All For One Studios

4.5 / 5

18 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 94.25% → 6.0/10

Volatility9/10

high → 9.0/10

Win Potential8/10

x10000.00 (10000×) → 8.0/10

Features10/10

16 features → 10.0/10

Game Mechanics5.8/10

f=16 r=5 p=40 → 5.8/10

Context signals (tie-breakers)

Layout6/10

5x3 → 6.0/10

Bet Flexibility4/10

0.2–20 (×100) → 4.0/10

Provider Reputation7.1/10

provider avg 7.1 → 7.1/10

Popularity5/10

synthetic proxy → 5.0/10

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: 69 — Kings of Crystals by All For One Studios

https://slotranker.com/all-for-one-studios/kings-of-crystals#score

How to cite

Spec sheet

Kings of Crystals at a glance.

Identity

Slot nameKings of Crystals

StudioAll For One Studios

Released2/3/2022

Math

SlotRanker Score69

RTP94.25%

VolatilityHigh volatility

Max win10,000×

Bet range$0.20 – $20.00

Player rating4.5 / 5 · 18 votes

Format

Reels5

Paylines40

Layout5x3

Expected average based on this slot's 94.25% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$4.60

Cost per session$4.60

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 Kings of Crystals? 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: High

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 (High). The model is calibrated so the average return equals this slot's published RTP (94.25%), with wins capped at its top multiplier (10,000×).

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.

Compare Kings of Crystals with other games

	Kings of Crystals Score 69This game	Ultra Cluster Kingdom Score 92	Sultan's Tale Score 73	Eternal Empress Freeze Time Score 69	Cloud Princess Score 62
Identity
Studio	All For One Studios	GameArt	Popok Gaming	Wild Streak Gaming	Hacksaw Gaming
Released	2/3/2022	9/24/2024	3/26/2021	11/14/2024	9/23/2024
Math
RTP	94.25%	—	96.03%	95.5%	94.21%
Volatility	High volatility	High volatility	Medium volatility	High volatility	Medium volatility
Max win	10,000×	—	4,869×	4,888×	10,000×
Format
Reels	5	8	5	5	6
Layout	5x3	8x8	5x3	5x3	6x5
Paylines	40	Cluster Pays	243	243	0
Min bet	0.20	0.20	0.20	0.20	0.10
Max bet	20.00	200.00	20.00	240.00	5.00
Features
Progressive	—	—	✓	—	—
Wild symbol	✓	—	✓	✓	✓
Free spins	✓	✓	✓	✓	✓
Scatter symbol	✓	✓	✓	✓	✓
Multiplier	✓	—	—	—	✓
Bonus game	—	✓	✓	—	—
Respins	—	—	—	✓	—

Every number is shown as a delta against Kings of Crystals.

Comparing against

Kings of Crystals

All For One Studios

RTP

94.25%

Max win

10,000×

Score

Ultra Cluster Kingdom

+ Bonus Game− Wild− Multiplier

+ Progressive+ Bonus Game− Multiplier

Eternal Empress Freeze Time

+ Respins− Multiplier

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