Stormcraft Studios

Fortunium

Slots Video Slots Action & Adventure Futuristic Retro Steam punk Future Treasure Lucky Guns

Stormcraft's first release, shaped for portrait mobile play

Random Bonus Symbols appears on 89 of the 26,805 games in our catalog, Fortunium among them.

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

96.47%

return to player

Volatility

Medium volatility

variance

Max win

—

top multiplier

Min bet

$0.10

per spin

Reels

40 lines

Player rating

4.2 ★

17 votes

DEMO Play free, no signup

Stormcraft Studios

Embed on your site

4.2 / 5

17 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 96.47% → 9.0/10

Volatility8/10

medium → 8.0/10

Win Potential—

no data

Features9.5/10

14 features → 9.5/10

Game Mechanics5.8/10

f=14 r=5 p=40 → 5.8/10

Context signals (tie-breakers)

Layout6/10

5x3 → 6.0/10

Bet Flexibility8/10

0.1–125 (×1250) → 8.0/10

Provider Reputation6.9/10

provider avg 6.9 → 6.9/10

Popularity3.3/10

synthetic proxy → 3.3/10

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: 73 — Fortunium by Stormcraft Studios

https://slotranker.com/stormcraft-studios/fortunium#score

How to cite

Slot Summary

Fortunium began as Stormcraft Studios' first official game in 2018, before the brand later extended into Fortunium Gold: Mega Moolah. The original establishes its identity through portrait-oriented mobile play, stacked characters and Mystery Symbols that can transform whole reel areas. A 96.47% RTP and medium volatility support a format that favors readable stacks over dense feature layering.

How It Plays

Stormcraft designed Fortunium for portrait mobile play, using vertical screen space to emphasize stacked symbols and keep large matching areas visible without rotating the device.

The central objective is to fill more of the screen with stacks of one symbol. Mystery Symbols support that goal by revealing a shared regular symbol or Wild.

Theme & Atmosphere

Fortunium places its action in a golden Steam punk city, combining retro machinery, futuristic invention and treasure imagery rather than using a conventional historical setting.

Victoria, an explorer and navigator, appears alongside the inventor Maximillian. Their roles connect the Action and Adventure theme to the machinery that controls the game's special features.

Action & Adventure Futuristic Retro Steam punk Future Treasure Lucky Guns

Features & Win Potential

Super-stacked Mystery Symbols can reveal Wilds or matching high and low symbols. The hero symbols appear in tall stacks, while other regular symbols use smaller stacked groups.

Win Booster raises the wager by 50%, increases Mystery Symbol frequency and removes low-paying symbols from their possible reveals. It therefore changes both cost and symbol quality.

Free Spins Multiplier Scatter Symbol Wild Symbol Medium volatility 5 Reels Mystery Symbols 96% RTP Colossal Reels Grid Mystery symbol Stack 40 Paylines Random bonus symbols

Bonus & Free Spins

Landing at least 3 Scatters awards 10 free spins with as many as 3 Mystery Reels, which may appear on reels 2, 3 or 4.

Each Mystery Reel consists entirely of Mystery Symbols, and every Scatter landing during the feature awards 1 additional free spin.

Spec sheet

Fortunium at a glance.

Identity

Slot nameFortunium

StudioStormcraft Studios

Released6/20/2018

Math

SlotRanker Score73

RTP96.47%

VolatilityMedium volatility

Max win—

Bet range$0.10 – $125.00

Player rating4.2 / 5 · 17 votes

Format

Reels5

Paylines40

Layout5x5

Expected average based on this slot's 96.47% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$1.41

Cost per session$1.41

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 Fortunium? 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: Medium

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 (96.47%), 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 Fortunium

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Compare Fortunium with other games

	Fortunium Score 73This game	Wild West Trueways Score 79	The Last Sundown Score 61	Steampunk Reloaded Score 89	Lucky Apocalypse Score 82
Identity
Studio	Stormcraft Studios	BGaming	Play'n Go	Naga Games	Yggdrasil Gaming
Released	6/20/2018	7/30/2024	11/11/2021	12/2/2022	3/20/2025
Math
RTP	96.47%	96.84%	94.2%	97.58%	96%
Volatility	Medium volatility	High volatility	High volatility	Medium/High	High volatility
Max win	—	5,000×	18,000×	—	12,500×
Format
Reels	5	6	5	5	6
Layout	5x5	6x8	5x3	5x4	6x6
Paylines	40	262144	243	40	Pay Anywhere
Min bet	0.1	0.1	0.1	—	0.2
Max bet	125	50	50	—	100
Features
Progressive	—	—	—	—	—
Wild symbol	✓	✓	✓	—	✓
Free spins	✓	✓	—	✓	✓
Scatter symbol	✓	✓	—	✓	✓
Multiplier	✓	✓	—	✓	✓
Bonus game	—	✓	—	✓	—
Respins	—	✓	—	—	—

Every number is shown as a delta against Fortunium.

Comparing against

Fortunium

Stormcraft Studios

RTP

96.47%

Max win

—

Score

+ Bonus Game+ Respins

− Free Spins− Scatter− Multiplier

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