Book of Sun Slot Review & Free Demo

Book of Sun slot is a 5-reels video slot developed by BNG, its RTP is 96% with 10 paylines, read our review on Book of Sun slot and play free demo now.

As you spin the reels, the iconic Book of Sun symbol takes center stage, functioning as both a wild and scatter, unlocking the path to exciting free spins and expanding symbols. 

Book Of Sun balances frequent wins with the potential for substantial payouts, creating a thrilling gaming experience. 

Will you harness the power of the Book of Sun and emerge victorious in this timeless adventure? Let the reels unveil the secrets of the desert and the riches that lie within.

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Free Demo: Book of Sun Slot

Book of Sun Slot Game Free Play Demo

Details & Information of Book of Sun Slot

Software BNG
Slot Type Video Slots
Paylines 10
Reels 5
Min Coins Size 0.2
Max Coins Size 33
RTP 96.80%

How to Play Book of Sun Slot

To play Book of Sun Slot, you should understand the game mechanics, placing your bet and paylines and spinning the reels. Learn how to play Book of Sun Slot with the help of our guide below.

Understanding the Game Mechanics

Book of Sun, developed by Booongo, immerses players in the heart of the Egyptian desert, offering a gaming experience rich in thematic symbols. The game’s key elements contribute to its allure, combining classic slot features with unique twists.

Placing Your Bet and Paylines


The regal pharaoh and the god Horus stand as the most rewarding symbols, followed by a scarab and bird tile. While letters A, K, Q, J, and 10 also contribute to wins, their values are comparatively smaller. The central figure, the Book of Sun symbol, serves a dual purpose as a wild and scatter, offering significant payouts, including a remarkable x100 for combinations of five.

System Settings

The game interface, accessible through the main menu, provides a comprehensive paytable, explaining symbol values and bonus features. Players can tailor their experience by adjusting sound levels with the speaker button and enabling turbo spin with the fast forward icon.

Bet Adjustment

Wagering is flexible, with the bet box offering – and + buttons for convenient adjustment of wager sizes. Deciding on an appropriate budget ensures an enjoyable gaming session.


Book of Sun introduces an autoplay feature for convenience, allowing automatic spins. However, it’s worth noting that specific limits, such as loss or win thresholds, cannot be set during autoplay.

Set Paylines

The game operates on 10 paylines, and winnings, excluding scatter-related payouts, follow a left-to-right payout structure.

Spinning the Reels

Initiating gameplay is straightforward. After configuring settings and adjusting the bet, players press the prominent green button, setting the vibrant reels in motion.

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Games Features of Book of Sun Slot

There are several important game features in Book of Sun Slot, included Scatter Free Game, Expanding symbols and slot theme. Get ready to dive in and take a look at each of them mentioned below!

Scatter Free Game


Book Of Sun introduces an enticing Scatter Free Game feature that adds an extra layer of excitement to the gameplay. This feature is centered around the powerful Book of Sun symbol, which acts both as a wild and a scatter. 

Landing three of these symbols triggers the Scatter Free Game, awarding players with a thrilling set of 12 free spins. What makes this feature even more captivating is its retriggering capability during the free spins round, offering the potential for extended periods of free gameplay.

Expanding symbols


Beyond the Scatter Free Game, Book Of Sun boasts a range of other compelling features that contribute to its overall allure.


One standout feature is the incorporation of wild and scatter functionalities within the Book of Sun symbol. This dual role not only makes the symbol highly valuable, paying out generously for combinations of five, but also introduces an element of unpredictability and anticipation to each spin. The symbol’s ability to pay out from any position further enhances its significance in the game.

Additionally, the slot showcases a unique Expanding Symbols feature during the free spins round. A symbol chosen at random when the free spins commence transforms into an expanding symbol, expanding to cover the entire reel whenever it appears. This innovative twist amplifies the potential for significant wins, creating an exhilarating gaming experience.

Slot Theme

Book Of Sun immerses players in the captivating theme of ancient Egypt, with its reels set against the backdrop of the Egyptian desert. 

The game’s symbols, including a regal pharaoh, the god Horus, scarab, bird tile, and classic card letters, contribute to the thematic richness. 

The meticulous attention to detail in the slot’s design ensures that players are transported to a world where the mystique of ancient Egypt comes to life with every spin.

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Tips to Win Big at Book of Sun Slot

Follow our 10 actionable tips below to win big at Book of Sun Slot, included master the paytable, utilize bet adjustment wisely, explore the paylines, activate autoplay with caution and so on.

  1. Master the Paytable:

    • Refer to the paytable outlined in the previous section to understand the value of each symbol.
    • Focus on the Book of Sun symbol, as it serves a dual role as a wild and scatter, holding significant value.
  2. Utilize Bet Adjustment Wisely:

    • With the – and + buttons in the bet box, adjust your wager strategically.
    • Consider your budget and betting preferences to find the optimal balance.
  3. Explore the Paylines:

    • With only 10 paylines in Book Of Sun, it’s crucial to understand their configurations.
    • Recognize that winnings (excluding scatter-related ones) pay from left to right.
  4. Activate Autoplay with Caution:

    • While Autoplay can streamline the gaming experience, be aware that setting loss or win limits isn’t possible.
    • Monitor your progress to ensure you stay within your intended budget.
  5. Strategize Free Spins Activation:

    • Given the significance of the Scatter Free Game, aim to land three Book of Sun symbols to trigger 12 free spins.
    • Exploit the retrigger possibility to extend your free spin streak.
  6. Capitalizing on Expanding Symbols:

    • During free spins, be attentive to the expanding symbols feature.
    • Watch for the chosen symbol’s expansion, as it significantly increases your chances of creating winning combinations.
  7. Timing and Patience:

    • Be patient during base gameplay, as the Book of Sun symbol can electrify the reels at any moment.
    • Timing your spins can impact your overall experience, especially when aiming for free spins and expanding symbols.
  8. Balance Low Volatility and RTP:

    • Given Book Of Sun’s low volatility, expect more frequent but smaller wins.
    • Keep in mind the encouraging RTP of 96.80%, ensuring a fair return on your bets over time.
  9. Adapt Your Strategy:

    • Stay adaptable to the game’s dynamics.
    • Adjust your strategy based on your experiences and the evolving patterns in the gameplay.
  10. Immerse Yourself in the Theme:

    • While not a direct strategy, immersing yourself in the Egyptian theme enhances the overall gaming experience.
    • The thematic backdrop adds to the enjoyment and engagement with the game.

By incorporating these strategic approaches into your gameplay, you can maximize your enjoyment of Book Of Sun while increasing your chances of securing notable wins. Remember, a balanced and strategic approach is key to unlocking the full potential of this captivating online slot.

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Recommended Online Casino for Book of Sun Slot

Recommended Casino to play Book of Sun Slot is UW88 Casino. Book of Sun enthusiasts will find a seamless and engaging environment to explore the mystical reels of this popular slot. 

UW88 Casino boasts a user-friendly interface, ensuring easy navigation and a hassle-free gaming experience. With state-of-the-art graphics and seamless gameplay, players can immerse themselves in the ancient Egyptian theme of Book of Sun, where pharaohs, pyramids, and hidden treasures come to life. Additionally, UW88 Casino offers enticing bonuses and promotions, enhancing the excitement and potential rewards for players.


In conclusion, Book Of Sun by Booongo is more than just an online slot—it’s a portal to the wonders of ancient Egypt. With its distinctive features like the Scatter Free Game and Expanding Symbols, coupled with the dual role of the Book of Sun symbol, the game delivers an immersive and rewarding experience. 

The thematic richness, coupled with low volatility and a high RTP, ensures a captivating adventure for players seeking both entertainment and the thrill of potential fortunes. Embark on this virtual expedition, spin the reels, and let Book Of Sun transport you to a world of excitement and hidden treasures.

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Claim UW88 Casino Bonus


The Book of Sun Slot is an online slot game developed by Booongo, set in the heart of the Egyptian desert. It stands out with its distinctive features such as the Scatter Free Game and Expanding Symbols, offering players a unique gaming experience.

The Book of Sun Slot is powered by BNG software and is a video slot with 10 paylines and 5 reels. It offers a flexible betting range with a minimum coin size of 0.2 and a maximum coin size of 33. The game boasts an RTP of 96.80%.

To play the Book of Sun Slot, players need to grasp the game mechanics, including placing bets, understanding paylines, and spinning the reels. The game immerses players in the Egyptian desert, combining classic slot features with unique twists.

The game features include the Scatter Free Game, Expanding Symbols, and a captivating slot theme. These features add layers of excitement, with the Scatter Free Game offering 12 free spins and the Expanding Symbols creating opportunities for significant wins.

Certainly! Tips include mastering the paytable, adjusting bets wisely, understanding paylines, using autoplay cautiously, strategically activating free spins, and capitalizing on the Expanding Symbols feature. Balancing low volatility and RTP is also crucial for maximizing wins.

UW88 Casino is recommended for playing the Book of Sun Slot. The casino offers a user-friendly interface, seamless gameplay, and enticing bonuses. It provides an engaging environment for players to explore the mystical reels of the popular slot.

The Scatter Free Game is triggered by landing three Book of Sun symbols, acting as both wild and scatter. It awards players with 12 free spins, with the potential for retriggering during the free spins round, creating extended periods of free gameplay.

The Expanding Symbols feature occurs during free spins, where a chosen symbol expands to cover the entire reel whenever it appears. This innovative twist increases the potential for significant wins, adding an exhilarating element to the gaming experience.

Players should stay adaptable to the game’s dynamics, adjusting their strategy based on experiences and evolving patterns in gameplay. Immersing oneself in the Egyptian theme also enhances the overall gaming experience.

Book of Sun transcends being just an online slot by delivering an immersive and rewarding experience. With unique features, thematic richness, low volatility, and a high RTP, it offers players both entertainment and the thrill of potential fortunes, making it a captivating adventure in the world of ancient Egypt.

Written By:

Karan Ramanathan

Blog Manager at UW88

Karan Ramanathan is a dedicated and passionate Blog Manager at UW88 Casino, where he has carved a niche for himself in the world of online gaming. With years of experience as a casino enthusiast, Karan brings a wealth of knowledge and enthusiasm to his role. He curates informative and engaging content, from game reviews to industry insights, aimed at enriching the gaming journey of UW88’s players.

Karan’s commitment extends beyond crafting compelling articles; he actively engages with players, providing personalized recommendations and addressing queries. His genuine passion for gaming, coupled with his dedication to responsible play, makes him a driving force behind UW88’s mission to offer the ultimate casino experience. Karan’s influence continues to elevate UW88 Casino as a go-to destination for players seeking both entertainment and knowledge in the dynamic world of online casinos.

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