Author
Last Updated on 07 Jun 2026
2 min read
| Game Developer | Spinomenal |
|---|---|
| Release Date | October 2021 |
| RTP | 96.14 |
| Volatility | - |
| Bonus Feature |
| Bonus Rounds | |
|---|---|
| Free Spins | |
| Quickspin Feature | |
| Gamble Feature | |
| Mulitplier |
| Autoplay | |
|---|---|
| Progressive Jackpot | |
| Configurable Winlines | |
| Min. Bet | 1.0000 |
| Max. Bet | 1.00 |
Book of Horror is a classic “Book of” style slot, reimagined with a spine-tingling twist. Step into a cursed library filled with ghostly reels, expanding symbols, and occult secrets, perfect for players who love high volatility slots with rich themes.
Spin to match cursed tomes, undead priests, pentagrams, and book wilds. The book symbol acts as both wild and scatter. Landing three or more books triggers the Free Spins Bonus, awarding 10 spins and selecting one symbol to become expanding during the feature.
The expanding symbol can cover entire reels even on non-adjacent positions, leading to full-screen payouts, especially when paired with high-paying character symbols.
Big wins come from the Free Spins Bonus, especially if a high-value character symbol is selected to expand. Full-reel expansions can lead to the game’s maximum payout.

With high volatility, this slot is best for players who enjoy the thrill of rare but massive bonus wins.
If you enjoy Book of Horror, try Book of Camelot, a Gamesville slot with similar expanding symbol mechanics, or Book of Wild, where ancient magic meets high-stakes slots.
Book Of Horror - General Discussion
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