Book of Cleo RTP & review
Key facts
| Provider | Tom Horn Gaming |
|---|---|
| RTP | 95.05% |
| Volatility | High |
| Max win | 500x stake |
Tom Horn Gaming rates volatility "High".
Source: Tom Horn Gaming official game data, checked 3 November 2026.
Book of Cleo overview
Tom Horn Gaming's Book of Cleo is a high volatility slot.
Its RTP is 95.05%, below the 96.07% average of the 3,742 slots in our database. That means a house edge of 4.95%: on average the game keeps about €49.50 of every €1,000 staked.
With high volatility, expect longer runs without much coming back, with bigger wins mostly in the features. The maximum win is 500x your stake, so a €1 spin could pay up to €500, although wins anywhere near the maximum are extremely rare.
We track 121 Tom Horn Gaming slots, with an average RTP of 95.26%; Book of Cleo is 0.21 points below it.
Like every slot, Book of Cleo pays back less than you stake over time. Play for fun, set a budget before you start, and stop when it's gone.
Book of Cleo FAQ
What is the RTP of Book of Cleo?
Book of Cleo has an RTP of 95.05%, according to Tom Horn Gaming's official game data.
Is Book of Cleo high volatility?
Book of Cleo is high volatility: expect longer runs without much coming back, with bigger wins mostly in the features.
What is the max win on Book of Cleo?
The maximum win on Book of Cleo is 500x your stake.
Who makes Book of Cleo?
Book of Cleo is made by Tom Horn Gaming.
More Tom Horn Gaming slots
| Slot | Provider | RTP | Volatility | Max win |
|---|---|---|---|---|
| 243 Chili | Tom Horn Gaming | 95.02% | Medium | 100x |
| 243 Christmas Fruits | Tom Horn Gaming | 92.07% | Medium | 100x |
| 243 Clover Fruits | Tom Horn Gaming | 95.02% | Medium | 100x |
| 243 Crystal Fruits | Tom Horn Gaming | 96.55% | Medium | n/a |
| 243 Crystal Fruits Deluxe | Tom Horn Gaming | 95.02% | Medium | 100x |