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Lost Book Slot - Review, Free & Demo Play

Are you ready for hidden treasures in ancient Egyptian tombs and pyramids? That is about the Lost Book slot released by Red Stone Gaming on 21/11/2021. This game has lots to put on the table. And in this review, well check on free spins, symbols, max win, jackpots, RTP, volatility, and other features. So let’s get started.

Lost Book Free Play

Lost Book logo
REDSTONE Release Date: 21.11.2021
Rating by Joe Booth
User’s Rating:
Not rated yet
Lost Book
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There is no longer a need to check various gambling platforms. Here you have a list of the best casinos to play Lost Book for real money with bonuses. These are reliable websites where you can spend time with pleasure securely.

General information about Lost Book slot

Release Date:
Max. win:
Bonus game:
Free spins:
Scatter Symbol:
Wild symbol:
Symbol Stacked:
Jackpot Game:
Slot lines:
Slot reels:
Stakes range (€/£/$):
2 to 5,000
Slot Theme:
Ancient civilizations

How to Play

It takes a couple of seconds to start playing Lost Book.

  1. Find the game at a casino
  2. Load the slot via the browser
  3. Study info on features and symbols
  4. Adjust wager level and autospin
  5. Press the spin button

In Lost Book, you have 10 fixed paylines on 5 reels and 3 rows. To score a win you need to gather combinations from the left to the right. Meanwhile, bet ranges from the min €2 up to the max of €5,000. This slot has interesting symbols and features, which we’ll describe a bit further in this review.

Lost Book RTP and Volatility

Lost Book features high volatility and an RTP of 95.32%.
Lost Book allows players to win large prizes. High volatility represents the size of rewards you can get. But it also describes the probability to miss on a spin. Such a correlation between risk and rewards creates a fair balance in the slot. Together with the theoretical Return to Player of 95.32% which is lower than the industry average you will face a tough nut to crack yet still exciting!


Lost Book

Lost Book greatly follows the theme of a popular explorer of Ancient Egypt. There are even symbols devoted to him. The visual part of this game is very charming. You can see high-quality details in the background and the interesting design of the reels. Music greatly aligns with the main theme of the game. And it creates a proper adventurous mood for playing.

The symbols in Lost Book look very nice. But they also bring nice rewards. The value of 10–A symbols ranges from 0.5x up to 15x. To score a win you need to land 3, 4, or 5 of them on a payline. The next category has high-value symbols, which winning combinations start from 2 symbols. Their rewards range from 0.5x to 500x.

Lost Book also has a special Wild Scatter symbol. It grants 2x, 25x, and 250x the bet. Simply land this symbol anywhere on the reels, as combinations count regardless of paylines, Meanwhile, dropping only Wild Scatter on a payline rewards you with multipliers from the most valuable symbol. Additionally, gathering 3 or more of these special symbols triggers the Free Spins feature.

Lost book slot - paytable

Mobile Compatibility

Lost book slot mobile
With Lost Book, you shouldn’t worry about compatibility with your device. Thanks to HTML5, this game easily runs via browsers. It makes any iOS and Android smartphone suitable for this slot. Just make sure to have a good internet connection for smooth gameplay.

About Red Stone Gaming

A small company of iGaming veterans that creates nice and simple slots. That is all about Red Stone Gaming. This is a young game provider, which seeks new ideas in providing comfortable gameplay to players. Take time to check such slots as Mayan Coin Lock&Cash and 10 Wild Dice. The company holds Romanian and Switzerland licenses.

Bonus Rounds & Free Spins

Free Spins

When you land 3 or more Wild Scatters you get 12 Free Spins. During these bonus rounds, one symbol receives Expanding attribute until the end of this feature. When a selected symbol lands, it expands completely covering the reel. And you score wins according to the paylines. But Wild Scatter cannot substitute Expanding symbol.
Lost book slot - free spins

Lost Book Demo Play

You can check how bonus rounds work even without spending money. Simply load the Lost Book demo version without any deposits. Feel free to test different spin outcomes before playing for real money.

Max Win

In Lost Book, players can get the max win of 5,000x of the bet.

Lost Book provides nice prizes depending on symbol combinations. Meanwhile, if you aim for the max win you definitely need to trigger Free Spins. If the slot randomly selects the most valuable symbol, then you’ll have lots of chances to win huge rewards and even 5,000x.


Another option to get decent rewards is to win a Silver, Gold, or Diamond jackpot. Their value increases from each bet and you can see them over the reels. Meanwhile, the game selects a random value to reach the jackpot. If your bet reaches it, then you are lucky enough to win a jackpot. It is necessary to mention that higher wagers increase the chances to win them.

Overall Rating


Lost Book is one of the first products of Red Stone Gaming. You can see high attention to detail on the visual side. As for the audio part, players can enjoy thematic music.

Rewards in Lost Book can be very large. But to get them players should be patient. High volatility makes it a bit complicated to score a win. But with Free Spins, you can still get decent rewards. Can you win jackpots? That is what you can test in Lost Book.

The versatility of a special symbol
Expanding feature during free spins
Colorful graphics and great music
High volatility

Lost Book Slot - FAQ

What is the most valuable symbol in Lost Book?

The most valuable symbol in this game is Explorer. It grants 1x, 10x, 100x, and 500x the bet.

Can I buy additional free spins in Lost Book?

No, there is no option to buy a feature with bonus rounds here.

What is the RTP of Lost Book?

The theoretical Return to Player in this game is 95.32%.

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Joe Booth
Joe Booth
Expert in: News, Blog, Slot reviews
Joe is an expert online casino player, who knows all the tricks and tips on how to get to the most massive wins. He is also an experienced online casino games reviewer, with hundreds of written articles behind him, on all kinds of online casino games. He makes sure to play them, see how they work, and then gives his honest expert opinion about them to other players, our readers. 
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