Book of Sun

(No Ratings)
Upload a screenshot and win!
Something wrong with the game? Click here to know more.
Report a problem

Best Online Casinos to Play for Real Money

King Billy Casino King Billy Casino
Welcome Pack €2500 +250 Free Spins
Skol Casino Skol Casino
up to $1300 + 250 Bonus Spins
Casino Cruise Casino Cruise
55 Free Spins + 100% up to $/£/€200 + 200 Free Spins
Vulkan Vegas Vulkan Vegas
Up to CA$/€/$1500 + 150 Free Spins Only the first and the second deposit made within 7 days after the activation of the bonus are taken into account with the offer. Max bonus amount for the first deposit is €300; for the second starting from €15 —€400, for the second starting from €50 — €700. 30x wagering requirements for free spins and 40x for bonuses. The maximum bet allowed when playing with bonus money is of $/C$/€5.

Rules and Gameplay

In the Book of Sun series, each game unfolds across a 5×3 reel structure with 10 paylines where players aim to match symbols from left to right. Betting options cater to a range of players, starting at $0.20 and capping at $30 per spin. The gameplay is enhanced by the inclusion of features like autoplay and mobile compatibility, offering a seamless experience across different devices. The slots’ mechanics are straightforward, focusing on the exhilaration of potential high wins rather than complex rules, making it accessible for all types of players.

Bonus Features

The Book of Sun slots enrich the gaming experience with their distinctive bonus features:

  • Free Spins: Activated by landing three or more Book symbols, rewarding players with 12 free spins and an expanding symbol for increased winning chances.
  • Expanding Symbols: During the free spins, a random symbol is chosen to expand over the reels, potentially covering all positions and maximizing win potential.
  • Re-triggerable Spins: The possibility to re-trigger free spins during the bonus rounds adds layers of excitement and opportunities for substantial wins.


The symbols in the Book of Sun slots are deeply rooted in the Egyptian theme, offering a range of payouts:

  • Low-paying symbols: Represented by playing cards 10 through Ace, offering smaller wins.
  • High-paying symbols: Egyptian deities and artifacts like the falcon statue, scarab beetle, and pharaoh’s mask which offer higher payouts.
  • Special Symbol – The Book: This acts as both the wild and scatter, substituting for other symbols to form winning combinations and triggering the free spins feature.


The potential payouts in the Book of Sun slots vary, with high-paying symbols offering significant rewards. Here’s an illustrative payout table based on a $1 stake:

Symbol Combination of 5 Payout ($)
Pharaoh’s Mask 5 500
Sun God Ra 5 200
Scarab Beetle 5 150


The Book of Sun slots feature 10 fixed paylines, providing multiple ways to win on each spin. These paylines are predetermined and span across the reels in various patterns, allowing for a diverse range of winning combinations that enhance the player’s chances of securing a payout.

Pros & Cons

Pros Cons
Engaging Egyptian theme with quality graphics Common theme, lacks originality
High RTP in Book of Sun Choice (up to 97.74%) Base RTP below average for some versions
Free spins with special expanding symbols Limited bonus features outside free spins

Minimum and Maximum Bet

The betting range in the Book of Sun slots caters to various players, with a minimum bet of $0.20 and a maximum bet of $30. This range provides flexibility, allowing both casual players and high rollers to enjoy the game according to their budget and playing style.

Game Jackpot

The jackpot in the Book of Sun series can reach up to 5,000 times the player’s bet. The games also feature different RTPs and volatilities for example, Book of Sun Choice has an RTP of 97.74% and medium to high volatility, balancing the potential for both frequent and large wins, thus catering to a wide range of player preferences.

About Provider

3 Oaks, in partnership with Booongo, is the developer behind the Book of Sun series. Known for creating visually appealing and engaging slots, they have established a reputation for delivering high-quality gaming experiences with innovative features and mechanics, making them a respected name in the online casino industry.

How To Play

  • Select your bet size using the plus and minus buttons, ranging from $0.20 to $30.
  • Press the spin button to start the game and watch the reels turn.
  • Aim to land three or more matching symbols on any of the 10 paylines to win.
  • Land three or more Book symbols to trigger the free spins feature with special expanding symbols.
  • Use the autoplay feature if you prefer to set a specific number of spins to run automatically.


The Book of Sun slot series offers an intriguing journey into ancient Egypt, with its rich graphics and thematic symbols enhancing the immersive experience. While the theme might be familiar, the gameplay mechanics, especially the free spins and expanding symbols, add a layer of excitement and potential for big wins. The flexible betting range makes these slots accessible to a wide audience, from casual players to high rollers. Despite some drawbacks in originality and feature diversity, the high RTP and engaging gameplay make the Book of Sun series a compelling choice for slot enthusiasts.