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Boom Slot - Review, Free & Demo Play

Here is a mind-exploding slot Boom released by PlayTech on 01/09/2022. The game allows players to defuse https://en.wikipedia.org/wiki/Bomb and win nice prizes. In this review, you will learn more about jackpots, paylines, free spins, symbols, wager range, volatility, RTP, and more. So, let’s don’t waste time and start!

Boom Free Play

Boom logo
PlayTech Release Date: 01.09.2022
Rating by Joe Booth
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General information about Boom slot

Release Date:
Max. win:
Bonus game:
Free spins:
Scatter Symbol:
Wild symbol:
Symbol Stacked:
Jackpot Game:
Slot lines:
Slot reels:
Stakes range (€/£/$):
0.1 to 450
Slot Theme:
Technologies, bombs

How to Play

To start playing Boom just accomplish the next steps.

  1. Open the slot at a casino
  2. Check the info page with symbols and rules
  3. Place a suitable one wager
  4. Hit the spin button, or hold it for autospin

In Boom, players have 5 reels and 3 rows. Together they provide 50 fixed left-to-right paylines. The paytable shows the reward according to the bet per line. It is the total bet divided by the number of paylines. Meanwhile, you can set a wager from €0.1 up to €450. Here you can trigger bonus rounds and win jackpots. But peculiarities of these features we’ll check on a bit further in the review.

Boom RTP and Volatility


Boom features an RTP of 96.59% and medium volatility.

Chances to win in slots always depend on the math. In Boom, you have medium volatility. It describes the size of prizes you can get. The medium level also shows the probability to miss during spins on average. Together with a theoretical RTP of 96.59%, you receive balanced gameplay in this game.



In the Boom slot, you deal with different kinds of technologies and bombs. The game has lots of blue colors on the background. Music and sound effects help to create a bomb-defusing atmosphere, where you win rewards.

Meanwhile, symbols of Boom provide various prizes. The low value 10–A category has 0.1x to 1.6x multipliers. While the high-value symbols like Glasses, Figures, Cables, and Bomb have multipliers from 0.1x up to 3x.

Special symbols in Boom also provide bet multipliers. But they can trigger additional features too.

  • Wild symbol: substitutes missing symbols except for Bonus Scatter, Green, and Blue Bomb symbols. It also grants 0.2x, 1x, and 3x the total bet
  • Bonus Scatter symbol: triggers Free Spins feature if you land 3 and more bonus Scatters. It also grants 1x, 10x, and 50x the total bet
  • Green and Blue Bomb symbols: land on any reels. Green Bombs have just values while Blue symbols have a tool image. Landing 6 and more triggers ¡Boom¡ Hold and Respin feature

Boom slot paytable

Mobile Compatibility

Mobile Compatibility

Boom slot has high compatibility with modern operating systems. Simply load the game via a browser on your device. Due to HTML5, this game supports iOS and Android devices. So, you can play it via smartphones and tablets.

About PlayTech

The history of PlayTech traces back to 1999. Since that time company has grown and now provides games for players across the world. You can already know such products as Age of Gods and Buffalo Blitz. This developer also develops classical casino poker, bets on sports, and even virtual games. Innovative ideas with modern approaches. PlayTech legally operates according to MGA and UKGC licenses.

Bonus Rounds & Free Spins


Free Spins

When you land 3 or more Bonus Scatter symbols, you get 8 free spins. During this feature, the 3rd reel contains only Bomb and Wild symbols. That increases the chances to trigger ¡Boom! Hold & Respin. You can do it even several times during the bonus game with free spins.

Other quality slots with free spins:

¡Boom! Hold & Respin

Upon gathering 6 or more Bomb symbols of any colors you trigger ¡Boom! Hold & Respin. A new board appears with 5 reels and 9 boards. However, initially, only the 3 general rows are available. Each symbol that has activated this feature remains on the new board. Next, you spin the reels and can land Green Bombs, which values will sum up in the end for payout. The Blue Bombs with the tool can unlock the other rows. For each one, you need 2 tools. And after removing a bomb, Blue Bombs have a 1x value. On the 7th row, you get 2x for the value of Bomb symbols and the 8th row applies a 5x multiplier.

During ¡Boom! Hold & Respin you can also win jackpots. When you land a Bomb symbol with a Star, it randomly transforms into 1 of 3 jackpots. When you reach the 9th row, all the Bomb Symbols also turn into Stars. And you can Win Grand, Major, Minor, and Mini jackpots. Players can win each prize multiple times.

Boom slot Boom Hold and Respin

Boom Demo Play

To see how all the features of Boom work, you can use a demo version. It has all the same game features but doesn’t require depositing money. Thus, you can get valuable experience for real money playing.

Max Win

In Boom, players can get the max win of 10,000x the total bet.

To win such a large prize you need more than one jackpot. Thus, consider triggering the Free Spins feature first. It allows triggering ¡Boom! Hold & Respin many times during one spin. Then, you have a chance to win jackpots many times and get the max win. They have the following values.

  • Mini is 20x the total bet
  • Minor is 100x the total bet
  • Major is 500x the total bet
  • Grand is 2,000x the total bet

Overall Rating


PlayTech has gathered nice ideas and mechanics in Boom. You can see a great game design, which is simple to follow. It is without excessive info or pictures. To some players, it may seem a bit empty. But it makes gameplay easy to understand with all its features. Rewards from symbols in Boom are not that impressive. For large wins, you need to gather lots of winning combinations. Thus, most players focus on the bonus game. It grants free spins with an increased chance of triggering ¡Boom! Hold & Respin. It allows for winning great prizes and even jackpots. Give it a try to win a Grand jackpot or even reach the max win of 10,000x the total bet.

Possibility to win jackpots many times
Free spins can trigger a feature with jackpots
Comfortable game interface and navigation
No bonus buy option
A small number of free spins

Boom Slot - FAQ

Can I win extra rounds for the Free Spins feature in Boom?

No, you cannot win more free spins during this feature.

Is Boom an authentic game?

Yes, this slot is an original product of Playtech with modern features and design.

What is the most valuable symbol in the Boom slot?

The most valuable symbol in Boom is Bonus Scatter. It has 1x, 10x, and 50x the total bet.

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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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