Welcome to our deep dive on Book Of Tribes — the demo, the maths, and whether it earns a spot in your rotation. Built by Spinomenal, it lands as a slot game with very high variance and 96.14% RTP. Top wins are capped at 500,000x your stake, a genuinely massive ceiling for the patient. Visually it's wrapped in a book of theme, with the action running on 5 reels and 15 paylines. Originally released in 2015, it has aged well. Here's how it stacks up.
Written by Emma Roberts · Last updated: March 2026
This slot game, Book Of Tribes, is the work of Spinomenal, built around a book of theme and powered by 5 reels and 15 paylines. The result is a very high volatility profile paired with a return-to-player rate of 96.14%.
Where Book Of Tribes earns its keep is the feature set. Look out for scatter symbols that unlock free spins and extra bonus rounds. With very high variance, this one is aimed at players who can ride out the swings for the top wins. On balance, Book Of Tribes is a dependable option worth a few spins in the demo first.
The RTP of 96.14% is right around the industry average of ~96%. This represents a fair return that's in line with what most modern slots offer.
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 Tribes 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.
3.1 / 5 — Good
Book Of Tribes by Spinomenal is a solid offering that delivers good entertainment value. The 96.14% RTP combined with very high volatility creates a well-balanced gaming experience.