Amatic

Book of Admiral

Slots Video Slots Action & Adventure Fruit Retro History Book Sea Military

Naval Book slot featuring Admiral Nelson and expanding symbols

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

97.05%

return to player

Volatility

Low volatility

variance

Max win

5,000×

top multiplier

Min bet

$0.10

per spin

Reels

10 lines

Player rating

4.2 ★

18 votes

DEMO Play free, no signup

Amatic

Embed on your site

4.2 / 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 & RTP10/10

RTP 97.05% → 10.0/10

Volatility6/10

low → 6.0/10

Win Potential7.4/10

x5000.00 (5000×) → 7.4/10

Features7.5/10

12 features → 7.5/10

Game Mechanics4.2/10

f=12 r=5 p=10 → 4.2/10

Context signals (tie-breakers)

Layout6/10

5x3 → 6.0/10

Bet Flexibility6/10

0.1–100 (×1000) → 6.0/10

Provider Reputation5.9/10

provider avg 5.9 → 5.9/10

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: 67 — Book of Admiral by Amatic

https://slotranker.com/amatic/book-of-admiral#score

How to cite

Slot Summary

Admiral Nelson anchors Book of Admiral, an Amatic sea-and-history slot that connects its x5000.00 win ceiling to the highest-paying character symbol. The Book performs two jobs as Wild and Scatter, then shifts the emphasis during free spins by selecting an expanding symbol. With a 97.05% cataloged RTP and 10 fixed paylines, the design places most of its variation inside that familiar Book-style bonus rather than the base game.

How It Plays

The base game uses five reels, three rows, and 10 fixed paylines. Matching symbols form line wins, with the Admiral positioned above the ship and military-themed symbols.

The Book can substitute for regular symbols while also paying as a Scatter. That dual role allows one symbol to support both line wins and feature entry.

Theme & Atmosphere

Admiral Nelson gives the History, Military, and Sea themes a specific subject, supported by ships, cannons, medals, and other naval references.

Fruit and Retro symbols keep part of the paytable connected to traditional slot design, creating a deliberate contrast with the more specific maritime character symbols.

Action & Adventure Fruit Retro History Book Sea Military

Features & Win Potential

The Book acts as both Wild and Scatter in the base game. Its substitution role helps complete line wins, while its Scatter role controls free-spin access.

During Free Spins, the selected symbol can expand across an entire reel. Additional Free Spins allow that expanding-symbol sequence to continue after another qualifying trigger.

High volatility Free Spins Scatter Symbol Wild Symbol 5 Reels Low volatility Book Of...Additional Free Spins Expanding Symbols RTP range 10 Paylines 97% RTP

Bonus & Free Spins

Landing three, four, or five Book symbols awards 10 free spins. Another qualifying Book combination during the feature adds 10 more spins.

A symbol is selected for the expanding role during the bonus. When it appears, it can cover its reel and create line wins across multiple positions.

Spec sheet

Book of Admiral at a glance.

Identity

Slot nameBook of Admiral

StudioAmatic

Released5/4/2022

Math

SlotRanker Score67

RTP97.05%

VolatilityLow volatility

Max win5,000×

Bet range$0.10 – $100.00

Player rating4.2 / 5 · 18 votes

Format

Reels5

Paylines10

Layout5x3

Features

Themes

Expected average based on this slot's 97.05% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$1.18

Cost per session$1.18

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 Book of Admiral? 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: Low

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 (Low). The model is calibrated so the average return equals this slot's published RTP (97.05%), with wins capped at its top multiplier (5,000×).

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 Book of Admiral

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Compare Book of Admiral with other games

	Book of Admiral Score 67This game	Rome Fight For Gold Eternal Empire Score 76	3 Kingdoms Score 75	Book of Claws Score 75	Emperor’s Rise Score 74
Identity
Studio	Amatic	Foxium	Pragmatic Play	Clawbuster	SlotMill
Released	5/4/2022	2/3/2025	4/26/2017	8/22/2024	6/30/2024
Math
RTP	97.05%	96.34%	96.5%	96%	96.08%
Volatility	Low volatility	Medium volatility	Medium volatility	High volatility	Medium/High
Max win	5,000×	25,000×	—	50,000×	6,000×
Format
Reels	5	5	5	5	5
Layout	5x3	5x4	5x3	5x3	5x3
Paylines	10	40	25	10	20
Min bet	0.1	0.2	0.25	0.1	0.2
Max bet	100	10	250	20	60
Features
Progressive	—	✓	✓	—	—
Wild symbol	✓	✓	✓	✓	✓
Free spins	✓	—	✓	✓	✓
Scatter symbol	✓	—	✓	✓	✓
Multiplier	—	✓	✓	—	—
Bonus game	—	✓	—	—	—
Respins	—	✓	—	—	—

Every number is shown as a delta against Book of Admiral.

Comparing against

Book of Admiral

Amatic

RTP

97.05%

Max win

5,000×

Score

Rome Fight For Gold Eternal Empire

+ Progressive+ Multiplier+ Bonus Game+ Respins− Free Spins− Scatter

+ Progressive+ Multiplier

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01What does the Book symbol do?

The Book substitutes as a Wild during regular play and also acts as the Scatter that triggers the free-spin feature when enough copies land.

02How do expanding symbols work during free spins?

A selected symbol can expand across the reels during the bonus, allowing matching symbols to cover more positions than they could during ordinary spins.

03What is the maximum win in Book of Admiral?

The cataloged maximum is x5000.00 the stake. Admiral Nelson is the highest-paying regular symbol and is closely tied to that upper prize potential.

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