Book of Rest – Evoplay

Book of Rest belongs to the “Book of” family, which is the most imitated template in slot design — an expanding symbol during free spins, first popularised decades ago and copied ever since.

What the “Book of” mechanic is

During the bonus round one symbol is chosen at random and expands to fill its reel, paying regardless of position. It is a genuinely good mechanic, which is why dozens of studios use it.

It also means these games are unusually interchangeable, so the return figure is what should separate them. BGaming’s Book of Pyramids publishes 97,13%; Evoplay publishes nothing for this one.

The specification

Evoplay publishes no return figure for this title, and we do not print numbers we cannot source.

With this studio the gap matters more than usual: three of the eight Evoplay games where we confirmed data publish an RTP range rather than a single value, because the operator picks the configuration. The same game can pay differently at two casinos.

The figure that applies to you is inside the game’s information panel at the casino you are playing. One tap, and it outranks every review including this one.

Is it rigged?

The result is generated the moment you commit and the animation plays back a decision already taken. The generator is tested by independent laboratories before Evoplay can supply an operator.

That covers the game and stops there. Whether the casino processes a withdrawal is a separate question — our comparison ranks houses by whether their licence appears in a public register and by how many complaints sit unresolved.

Play it free first

Read the return figure in the info panel, then run fifty rounds at a fixed stake to feel the volatility. Neither is published anywhere else, and both cost nothing.

Where to play it

Its neighbours are the slots, and the Evoplay provider page covers what the studio does and does not publish.