Book of Oil slot (Endorphina)

Where to Play Book of Oil slot?

Play Free Book of Oil Slot Demo

You can try the Book of Oil slot machine from the Endorphina provider in demo mode on our Casinoz website for free.

If you want to play for real money, choose an honest casino from the list below, register, make a deposit, and start playing!

Leave your opinions about the game, share your experience with other players, and rate the slot.

Verified Online casino with Book of Oil slot

How to Play Book of Oil slot online

The Book of Oil slot machine from the Endorphina provider has a standard playing field, consisting of 5 reels with 3 symbols. All payouts are made on 10 pay lines.

You must make the bet before every spin. The minimum bet is 1 cent, and the maximum - is 100 dollars per spin.

The slot has the following features:

• Basic symbols;
• Replacement symbol;
• Free Spins;
• Purchase bonus.

If you want to get a payout, you must create a combination of identical symbols on any pay line.

There is a risk game in the slot so you will be able to increase your win by guessing the hole card.

Book of Oil Screenshot

The slot has a beautiful design with well-drawn symbols and good sound effects that complement the game process. You will not want to leave this slot.

Book of Oil Symbols, Wild, Scatter

All symbols in the slot can be divided into two categories:

• Special: Wild;
• Basic: others.

A book is a universal symbol and can be used in any combination. Also, it activates free spins which you will know about later.

You can know more about the slot’s paytable in the main menu or our gallery.

Book of Oil Bonus games

There is a special feature in this game:

• Buy Feature - you can activate free spins for free.

Book of Oil slot free spins

There are free spins in this game:

• Free Spins - is activated when 3 book symbols land. Before the start of the spins, a symbol is selected that will expand to the entire reel when dropped.

Jackpots

There aren’t any jackpots in this game.

Book of Oil RTP, Volatility & Hit Frequency

Technical parameters of the clot:

• Book of Oil RTP: 96. 05%;
• Volatility: high;
• Hit frequency: there is no information from the Endorphina provider.

Notice that you will not win very often because of high volatility, but prizes can be large. The house edge is average here. Take into account these parameters.

Book of Oil Interface

To start the game you need:

1. Come into play.
2. Choose the bet you want.
3. Make a spin or activate an auto-play.
4. Wait for the end of the round and get the prize in case of winning.

The interface of the slot is simple. The bet selection, spins, main menu, and auto-play buttons are at the bottom.

You don’t need to download the game.

Mobile Compatibility

The Book of Oil slot machine from the Endorphina provider can be played on smartphones or tablets with modern browsers and a good network. The rules are the same as in the board version.

The game works in the device’s browser, so you don’t need to download it.

Should You Play Book of Oil Slot for Real Money?

In general, the slot machine is good. There are pros and cons.

Pros:

• Quality graphics and sound effects;
• Bonus game;
• High volatility;
• Purchase bonus;
• Simple rules;
• Wide betting range.

Cons:

• Average RTP.