Book of 99 is the game developed by renowned studio Relax Gaming. Released on 04.05.2021 it became popular among players for its immersive engine and fantastic artwork. This review details all of its key characteristics that along with free demo mode available on Katsu5 give a complete idea of experience you’ll be getting.
Scatter, Wild 
5 x500 4 x100 3 x10 2 x1 
5 x200 4 x40 3 x4 2 x0.5 
5 x75 4 x10 3 x3 2 x0.5 
5 x75 4 x10 3 x3 2 x0.5 
5 x15 4 x4 3 x0.5 
5 x15 4 x4 3 x0.5 
5 x10 4 x2.5 3 x0.5 
5 x10 4 x2.5 3 x0.5 
5 x10 4 x2.5 3 x0.5
Yes, our site is the place to play demo Book of 99 with no sign up required. Any casino site partnering with Relax Gaming would also provide free access to the demo mode.
Yes, registered account with a casino operator would be the only option to enjoy real money Book of 99 and hit real winnings.
When it comes to test mode any trusted gambling operator or casino related site such as Katsu5 would be fine. Once real cash gets involved licensed operator with good reputation and excellent services must be selected. Best casino would vary depending on one`s personal requirements.
Yes, this slot is mobile optimized and can be loaded on any device.
This is a licensed online slot that generates random outcomes, and all you need is a good luck. Check the paytable to see how and how much you can win.
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