Slot Specifications
Reviewed by Alex Vance · Fact-checked against Booongo's published game data
Player Reviews
“Been tracking the volatility on this one for weeks — the Wilds round on this one is stacked when it lands right. Low volatility usually means steady small wins, so this was a nice surprise. Adding this to my regular rotation after that.”
“Was playing bigger than usual last night when the Wilds triggered out of nowhere and just kept paying. Low volatility usually means steady small wins, so this was a nice surprise. That's the kind of session that makes the bad ones worth it.”
“Wasn't expecting much from this one, but hit the Wilds on a random spin and couldn't believe the run. Low volatility usually means steady small wins, so this was a nice surprise. Sent it straight to savings, didn't even think twice.”
FAQ
What is the RTP of Book of Sun?+
Book of Sun has an RTP (Return to Player) of 95%. This means for every £100 wagered over a long period, the slot theoretically returns £95.00 to players. Always gamble responsibly.
Can I play Book of Sun for free?+
Yes — you can play Book of Sun for free using the demo version above. No registration or deposit is required. This is a great way to learn the features before playing with real money.
What is the volatility of Book of Sun?+
Book of Sun has Low volatility. Low-volatility slots pay out more frequently but with smaller amounts — ideal for casual players who prefer steady, smaller wins.
What is the maximum win in Book of Sun?+
The maximum win in Book of Sun is ×150000 your stake. For example, on a £1 spin, the theoretical maximum payout would be £150000.00. Maximum wins are extremely rare and depend on optimal bonus conditions.
Who developed Book of Sun?+
Book of Sun was developed by Booongo, released in 2018. You can see more Booongo titles via the "About Booongo" link in the sidebar.
Can I play Book of Sun on mobile?+
Yes, Book of Sun is fully compatible with mobile devices — it runs directly in your phone or tablet browser with no app download required.





