John Hunter and Galileo's Secrets
John Hunter and Galileo's Secrets is an adventure-themed slot by Pragmatic Play. The game includes a respin round triggered by six money symbols, where filling all 15 grid positions awards an extra 2,000x prize. Players can also activate Free Spins by landing three scatters, assigning a starting level that can be gambled or upgraded by collecting more scatters. Additionally, mystery symbols can fill entire reels to reveal random paying symbols, nudging into full view during the bonuses.
RTP published by the studio / John Hunter and Galileo's Secrets
96.5%
Scale starts at 95% · other versions not published
Figures: Pragmatic Play game page, Pragmatic Play demo game, checked October 5, 2026; each value is linked to its page in the game facts table. Artwork © Pragmatic Play; image file from the Slots-Info slot database, not supplied by the studio.
5,000×
Max win, × stake
1
RTP version published · others not published
Yes
Bonus buy
Game facts
| Metric | Value |
|---|---|
| Studio | Pragmatic Play1 |
| RTP versions | 96.5%1 |
| Other RTP versions | Not published by the studio |
| Volatility | Not published |
| Max win | 5,000× stake2 |
| Bet range | Not published by the studio |
| Layout | Not published |
| Features | Respins, Free Spins, Free Spins Upgrade, Mystery Symbols, Bonus buy1 |
| Bonus buy | Yes2 |
| Release date | Not published by the studio |
Numbers link each value to the page it comes from. “Not published” means the studio does not state it; we add it when it does and never estimate a spec. Figures from casino sites are not used.
RTP versions
Pragmatic Play publishes one RTP setting for John Hunter and Galileo's Secrets: 96.5%. Other RTP versions are not published by the studio. Check the game’s help or paytable screen at your casino to see which version it runs.
| RTP version | House edge | Return per $100, long run | vs highest |
|---|---|---|---|
| 96.5% (highest) | 3.50% | $96.50 | — |
House edge = 100% minus RTP. RTP is a long-run average across all players, not a prediction for a session.
Features
- Respins
- Free Spins
- Free Spins Upgrade
- Mystery Symbols
- Bonus buy
Where it’s available
Not confirmed. Availability in regulated North American markets is not confirmed yet.
Regulated markets only; availability varies by casino.
