Pragmatic Play
John Hunter and Galileo’s Secrets
The John Hunter series’ tenth Renaissance astronomy adventure
Only 0.01% of slots combine Book Of... and Nudges.
SlotRanker Score
82
/ 99
82
05099
The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals or paid placement.
RTP
96.5%
return to player
Volatility
High volatility
variance
Max win
5,000×
top multiplier
Min bet
$0.10
per spin
Reels
5
10 lines
Player rating
3.8 ★
17 votes
DEMO Play free, no signup
Pragmatic Play
Why this score
High confidence (100%)Five weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.
Payouts & RTP9/10
RTP 96.5% → 9.0/10
Volatility9/10
high → 9.0/10
Win Potential7.4/10
x5000.00 (5000×) → 7.4/10
Features10/10
15 features → 10.0/10
Game Mechanics5.9/10
f=15 r=5 p=10 → 5.9/10
Context signals (tie-breakers)
Layout6/10
5x3 → 6.0/10
Bet Flexibility8/10
0.1–250 (×2500) → 8.0/10
Provider Reputation7.2/10
provider avg 7.2 → 7.2/10
Popularity7.5/10
synthetic proxy → 7.5/10
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: 82 — John Hunter and Galileo’s Secrets by Pragmatic Play
https://slotranker.com/pragmatic-play/john-hunter-and-galileos-secrets#scoreSlot Summary
Rather than sending John Hunter through another ruin-centered treasure hunt, John Hunter and Galileo’s Secrets turns the long-running series toward Renaissance astronomy and scientific discovery. Pragmatic Play identifies it as the character’s latest adventure, while contextual sources place it as the franchise’s tenth installment and report top-ten first-week rankings in Finland, Malta, and Argentina. Galileo, the observatory setting, and cues from Indiana Jones connect the historical premise to the series’ familiar adventure identity.
Spec sheet
John Hunter and Galileo’s Secrets at a glance.
Math
SlotRanker Score82
RTP96.5%
VolatilityHigh volatility
Max win5,000×
Bet range$0.10 – $250.00
Player rating3.8 / 5 · 17 votes
Format
Reels5
Paylines10
Layout5x3
Features
Themes
True Cost to Play
Expected average based on this slot's 96.5% RTP — individual sessions vary with volatility.
Cost per hour$1.40
Cost per session$1.40
Estimate only, for entertainment purposes — treat gambling as entertainment, not a way to make money, and set a budget you can afford to lose.
Bankroll survival simulator
Compare John Hunter and Galileo’s Secrets with other games
 John Hunter and Galileo’s Secrets Score 82This game |  Lost Relics Score 79 |  Book of Duat Score 75 |  Book of Conquistador Score 72 |  Treasure Temple Score 82 | |
|---|---|---|---|---|---|
| Identity | |||||
| Studio | Pragmatic Play This provider has been reviewed and approved by the SlotRanker team. What does this mean? | ||||
| Released | 2/10/2025 | 5/20/2018 | 11/9/2021 | 1/12/2024 | 10/9/2019 |
| Math | |||||
| RTP | 96.5% | 96.3% | 94% | 96.05% | 96.97% |
| Volatility | High volatility | High volatility | High volatility | — | High volatility |
| Max win | 5,000× | — | 32,760× | — | — |
| Format | |||||
| Reels | 5 | 5 | 5 | 5 | 5 |
| Layout | 5x3 | 5x5 | 5x3 | 5x3 | 5x3 |
| Paylines | 10 | 0 | 10 | 10 | 243 |
| Min bet | 0.10 | 0.20 | 0.10 | 0.10 | 0.20 |
| Max bet | 250.00 | 400.00 | 100.00 | 45.00 | 40.00 |
| Features | |||||
| Progressive | — | — | — | — | ✓ |
| Wild symbol | — | ✓ | ✓ | ✓ | — |
| Free spins | ✓ | ✓ | ✓ | ✓ | ✓ |
| Scatter symbol | ✓ | ✓ | ✓ | ✓ | ✓ |
| Multiplier | — | — | ✓ | — | — |
| Bonus game | ✓ | — | ✓ | — | ✓ |
| Respins | — | — | — | — | — |
Every number is shown as a delta against John Hunter and Galileo’s Secrets.
Comparing against
John Hunter and Galileo’s Secrets
Pragmatic Play
RTP
96.5%
Max win
5,000×
Score
82
Lost Relics
NetEnt
RTP
96.3%▼−0.2
Volatility
High volatilityMax win
—
Score
79▼−3
+ Wild− Bonus Game
Book of Duat
Quickspin
RTP
94%▼−2.5
Volatility
High volatilityMax win
32,760×▲+27,760
Score
75▼−7
+ Wild+ Multiplier
Book of Conquistador
Endorphina
RTP
96.05%▼−0.5
Volatility
—Max win
—
Score
72▼−10
+ Wild− Bonus Game
Treasure Temple
Wizard Games
RTP
96.97%▲+0.5
Volatility
High volatilityMax win
—
Score
82same
+ Progressive
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Series
John Hunter nell'Antica Roma
| Game | Year | RTP | Volatility | Slot Score |
|---|---|---|---|---|
 John Hunter and the Aztec TreasurePragmatic Play | 2019 | 95.5% | High volatility | 68 |
 John Hunter and the Book of TutPragmatic Play | 2020 | 94.5% | High volatility | 64 |
 John Hunter and the Mayan GodsPragmatic Play | 2020 | 95.44% | High volatility | 62 |
 John Hunter and the Quest for Bermuda RichesPragmatic Play | 2021 | 95.5% | High volatility | 73 |
 John Hunter and the Book of Tut RespinPragmatic Play | 2022 | 95.5% | High volatility | 71 |
 Jane Hunter and the Mask of MontezumaPragmatic Play | 2023 | 95% | High volatility | 73 |
 John Hunter nell'Antica RomaPragmatic Play | 2023 | 96.5% | High volatility | 82 |
 John Hunter and Galileo’s SecretsCurrentPragmatic Play | 2025 | 96.5% | High volatility | 82 |
- John Hunter and Galileo’s SecretsCurrentPragmatic Play · 2025RTP96.5%Score82High volatility
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