Looking for a Book of Slingo review or want to try Book of Slingo before playing for real? You're in the right place. Developed by Gaming Realms, Book of Slingo is a very high volatility slot with an RTP of 95% and a maximum win potential of 181,450x your stake, featuring a book of theme. With 40 paylines and a 5-reel, 40-payline layout, it delivers engaging gameplay.
Written by Alex Crawford · Last updated: March 2026
Book of Slingo is a slot developed by Gaming Realms featuring a book of theme. The game features a 5-reel, 40-payline layout with an RTP of 95% and very high volatility, offering impressive win potential for players of all experience levels.
At 95%, the RTP is slightly below the industry average of ~96%. While this is typical for many popular slots, players should be aware of the slightly lower theoretical return.
Very high volatility delivers the most extreme payout profile — long dry spells punctuated by potentially massive wins. Only recommended for experienced players with substantial bankrolls and high risk tolerance.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Book of Slingo features scatter symbols that can trigger free spins rounds. Landing the required number of scatter symbols anywhere on the reels activates the free spins feature, giving you extra chances to win without additional bets. During free spins, special modifiers may apply to boost your winning potential.
2.8 / 5 — Average
Book of Slingo by Gaming Realms provides a straightforward slot experience. While it may not break new ground, it offers very high volatility gameplay that will appeal to certain player preferences.