Book of 99
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Our Review of Book of 99
✓ Pros
- •High RTP of 96.25%
- •Great win potential of 7500x
- •Exciting free spins feature
- •Fully optimized for mobile play
- •Quality game from Relax Gaming
✗ Cons
- •High volatility may not suit all budgets
Bottom Line
Themes
Slot Details
| Provider | Relax Gaming |
| Max Win | 500,000x |
| Reels | 5 |
| Rows | 3 |
| Paylines | Fixed |
| Min Bet | $0.01 |
| Max Bet | $10 |
| Theme |
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Frequently Asked Questions
What is the max win in Book of 99?
The maximum win in Book of 99 is 500,000x your bet. This is the theoretical ceiling calculated over a full RTP cycle — it represents a rare best-case outcome, not a typical session result.
Does Book of 99 have a bonus buy feature?
No, Book of 99 does not have a bonus buy feature. Bonuses are triggered through regular gameplay only.
Does Book of 99 have free spins?
Yes, Book of 99 includes a free spins bonus round that can be triggered during gameplay.
Is Book of 99 mobile-friendly?
Yes, Book of 99 by Relax Gaming is fully optimized for mobile devices and can be played on smartphones and tablets.
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This page was last updated on . Information is accurate as of the update date.