Book of Helios is a high-volatility slot with a 5×3 reel layout and 10 fixed paylines. The game centers around Olivia Brave, a fearless adventurer exploring the temple of the sun god Helios. The slot’s standout feature is the free spins round, where expanding symbols and multipliers can lead to significant wins of up to 20,168x your bet.
Slot data
Title | Book of Helios |
Developer | Betsoft |
Theme | Greek Mythology |
Reels | 5 |
Rows | 3 |
Hit rate | 35.03% |
Paylines | 10 |
Lines pay | Left to right |
Min bet | $0.20 |
Max bet | €20 |
Coin Values | €0.01 to €2.00 |
Maximum Win | 20,168x your bet |
Autoplay | up to 100 |
Free spins | 10 |
Bonus round | Yes |
Progressive jackpot | No |
Fixed jackpot | No |
RTP | 95.58% |
Volatility | High |
Release | 2022 |
Game Features
The Book of Helios slot includes several engaging features:
- Free Spins: Triggered by landing 3 Book symbols, awarding 10 free spins.
- Expanding Symbol: A randomly chosen symbol expands during free spins, covering entire reels and paying on non-adjacent lines.
- Multipliers: Book symbols can reveal multipliers up to 5x during free spins, enhancing your winnings.
- Buy Feature: Players can purchase the free spins round for 65.5x their bet.
How to Play Book of Helios

Playing Book of Helios is straightforward. Set your bet between €0.20 and €20, then spin the reels. The game pays for combinations from left to right across the 10 fixed paylines. The Book symbol acts as both wild and scatter, substituting for other symbols and triggering free spins.
Why Play This Slot? Book of Helios is worth a try if you’re seeking a slot with high volatility and the potential for substantial wins. Combining expanding symbols and multipliers during free spins adds excitement and the possibility of big payouts.
đź”” Tip: Consider using the Buy Feature to access the free spins round directly, especially if you want to win the game’s top prizes. Test it in the demo mode for free play.
Bets & Paytable Wins
The paytable is as follows:
Symbol | 3x | 4x | 5x |
---|---|---|---|
Helios | 2x | 5x | 20x |
Olivia Brave | 1.5x | 4x | 15x |
Crossbow | 1x | 3x | 10x |
Whip | 1x | 3x | 10x |
A | 0.8x | 2x | 8x |
K | 0.6x | 1.5x | 6x |
Q | 0.6x | 1.5x | 6x |
J | 0.4x | 1x | 5x |
10 | 0.4x | 1x | 5x |
Wins are calculated by multiplying the symbol payout by your bet amount.
Additional Options
- Autoplay: Book of Helios offers an Autoplay feature, allowing you to set a predetermined number of spins.
- Buy Feature: The Buy Feature provides immediate access to the free spins round, benefiting players looking to capitalize on the game’s bonus features.
đź”” Interesting Fact: The Book symbol serves a dual purpose, acting as both wild and scatter, and during free spins, it can reveal multipliers up to 5x.
Similar Slots
If you enjoy Book of Helios, you might also like:
- Book of Dead: An Egyptian-themed slot with expanding symbols during free spins and high volatility.
- Legacy of Egypt: Features a wheel of gods to determine free spins and multipliers, with 30 paylines.
- Rise of Olympus: A Greek mythology slot with a 5×5 grid, cascading wins, and multiple bonus features.
FAQ
No, Book of Helios does not feature a progressive or fixed jackpot.
The game is optimized for mobile play on iOS and Android devices.
Conclusion
It’s time to draw some conclusions about the Book of Helios slot review for my readers. This slot machine combines a rich Greek mythology theme with engaging gameplay features. If you like it, play it or check out our free slot machine games without downloading. Gamblers can have significant wins, especially during the free spins round with expanding symbols and multipliers, making it an attractive option for players seeking high-volatility slots.
Summary
I recently tried the Book of Helios slot by Betsoft, and it was quite an experience. This game offers a maximum win of 20,168x your bet. It features 10 paylines, free spins with expanding symbols, and multipliers up to 5x. It’s available for both free play and real money at quality online casinos.
Pros
- High maximum win potential (20,168x)
- Engaging free spins with expanding symbols
- Option to buy into free spins round
Cons
- Slightly below-average RTP
- High volatility may not suit all players
- Limited betting range
User Review
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