Fastspin

Spirit of the Sea

Medium-volatility sea slot pairing Cascades with multiplied Free Spins

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

96.77%

return to player

Volatility

Medium volatility

variance

Max win

—

top multiplier

Min bet

—

per spin

Reels

grid

Player rating

5.0 ★

14 votes

DEMO Play free, no signup

Fastspin

Embed on your site

5.0 / 5

14 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 96.77% → 9.0/10

Volatility8/10

medium → 8.0/10

Win Potential—

no data

Features5/10

5 features → 5.0/10

Game Mechanics5.5/10

f=5 r=5 → 5.5/10

Context signals (tie-breakers)

Layout6/10

5x3 → 6.0/10

Bet Flexibility—

—

Provider Reputation6.7/10

provider avg 6.7 → 6.7/10

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: 65 — Spirit of the Sea by Fastspin

https://slotranker.com/fastspin/spirit-of-the-sea#score

How to cite

Slot Summary

A Free Spins Multiplier carries the clearest promise in Spirit of the Sea, because the bonus preserves the Cascading format while giving successive wins more weight. Fastspin sets that feature against Medium volatility and a 96.77% RTP, then uses Additional Free Spins to keep a productive round alive. The Sea setting supports the mechanics without displacing them: repeated symbol replacement and Multiplier behavior remain the reasons to understand the game.

How It Plays

A qualifying win clears its symbols through the Avalanche and Cascading mechanics. Fresh symbols then occupy the open positions, and evaluation repeats until no new combination forms.

The base loop therefore depends on replacement drops rather than independent spins alone. Medium volatility keeps that repeating sequence central to how the game distributes its results.

Theme & Atmosphere

Fish and Shark imagery gives the Sea setting a clear subject, while Nature details keep the underwater space connected to marine life rather than abstract treasure symbols.

The presentation leaves room for Cascade states to remain legible. Symbols need to disappear and return repeatedly, so the ocean setting supports motion without hiding changing positions.

Nature Fish Shark Sea

Features & Win Potential

Avalanche and Cascading mechanics remove winning symbols before replacements fall. Each successful replacement can continue the current play without requiring another paid spin.

The Free Spins Multiplier changes the value of those repeated wins during the bonus, while Additional Free Spins can preserve the active feature state for longer.

Free Spins Cascading Additional Free Spins Avalanche Free Spins Multiplier

Bonus & Free Spins

Free Spins retain the Cascading structure and add a dedicated Multiplier. Additional Free Spins can extend the round, giving replacement wins more opportunities to connect before play returns to base mode.

Spec sheet

Spirit of the Sea at a glance.

Identity

Slot nameSpirit of the Sea

StudioFastspin

Released12/16/2025

Math

SlotRanker Score65

RTP96.77%

VolatilityMedium volatility

Max win—

Bet range—

Player rating5.0 / 5 · 14 votes

Format

Reels5

Paylines—

Layout5x3

Features

Themes

Expected average based on this slot's 96.77% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$2.58

Cost per session$2.58

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 Spirit of the Sea? 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 (96.77%), 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 Spirit of the Sea

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Casino availability depends on where you play from. We only show casinos that accept players from your country.

Compare Spirit of the Sea with other games

	Spirit of the Sea Score 65This game	Cowabunga Dream Drop Score 81	Fish n' Fish Score 78	The Angler Score 75	Puffers Vs Sharks Score 74
Identity
Studio	Fastspin	Relax Gaming	Max Win Gaming	Betsoft	Pragmatic Play
Released	12/16/2025	2/20/2024	12/10/2024	5/24/2017	7/15/2024
Math
RTP	96.77%	96.01%	96%	97.1%	96.07%
Volatility	Medium volatility	High volatility	Medium/High	Medium volatility	High volatility
Max win	—	6,000×	5,000×	1,300×	15,000×
Format
Reels	5	5	5	5	5
Layout	5x3	5x3	5x4	5x3	5x5
Paylines	—	243	30	20	15
Min bet	—	0.2	0.1	0.2	0.1
Max bet	—	100	200	100	100
Features
Progressive	—	—	—	—	—
Wild symbol	—	✓	—	✓	✓
Free spins	✓	✓	✓	✓	✓
Scatter symbol	—	✓	✓	✓	✓
Multiplier	—	—	✓	—	—
Bonus game	—	—	✓	✓	—
Respins	—	—	—	—	—

Every number is shown as a delta against Spirit of the Sea.

Comparing against

Spirit of the Sea

Fastspin

RTP

96.77%

Max win

—

Score

+ Scatter+ Multiplier+ Bonus Game

+ Wild+ Scatter+ Bonus Game

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01What is the RTP of Spirit of the Sea?

Spirit of the Sea has a published RTP of 96.77% and is classified as a Medium volatility video slot.

02How do wins continue after a Cascade?

Winning symbols disappear through the Cascading and Avalanche mechanics, allowing replacement symbols to fall into the vacated positions and form another possible win.

03What changes during Free Spins?

Free Spins add a dedicated Multiplier to the cascading sequence, and Additional Free Spins can extend the round when the required result occurs.

04What themes define Spirit of the Sea?

Fish, Nature, Sea, and Shark themes shape the setting, placing the cascade action inside an underwater environment focused on marine life.

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