Booster Slot Logo Slots Racer

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Booster is a slot title with an adventure-style space theme. It is a 2017 release by iSoftBet that has a 5x3 reel structure. This slot online offers players 25 paylines which is a decent number to provide steady wins.

The RTP on the Booster slot is 97.40%, and the slot offers a jackpot feature. The maximum payout on the slot during regular gameplay is 2000 coins, while the bonus round has a payout of 6000 coins maximum. Players can place a minimum bet of £0.25 and a maximum bet of £25 on the slot.

Players enjoy low volatility on booster slots, and there is a free spins and bonus round feature that makes it entertaining to play. This is one of the slot games free spins titles that have an autosave feature, making it possible for players to resume their gameplay in case of network failure.

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Booster Theme and Graphics

Booster has a space-themed design with high-quality graphics. It is well designed and optimized for other platforms, with the Booster mobile offering the same gameplay experience as the desktop version. The features on both platforms are similar, with just a few minor changes to specific buttons and their location on the mobile interface.

There are eight symbols on Booster slots offering various payouts. The high-paying symbol is a diamond symbol, while the single bar symbol is the low-paying symbol. Although the slot has a scatter symbol, it doesn't offer a wild symbol.

iSoftBet, the company behind Booster slot, is a popular supplier on many online casino platforms such as PaddyPower, Betsson, and more. It is partners with EGT, Pragmatic Play, Playson, and many other software providers to improve the quality of games it offers to players.

Some other games with a space-themed design similar to Booster include:

  • Starburst by NetEnt
  • Space Digger by Playtech
  • Space Wars by NetEnt
  • Starscape by Microgaming
  • Planet Fortune by Play ‘N Go

Booster Slot Logo Slot Gameplay

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How to Play Booster Slot

Learning how to play Booster is much easier when you have a platform that allows you to try the game. If you need one of these, then Slots Racer is available to fulfil this demand. All you need to do is register by following these steps:

  1. Provide your details and type in your address.
  2. Choose a username and password for logging into the account.
  3. Make a deposit of £10 to trigger the welcome bonus on the casino which can have you winning up to 500 free spins to play on Diamond Strike (Full Ts & Cs Apply).

Now, with your account set up, you can start enjoying various games on the platform. Don't get carried away by the number of games on the platform; remember you really should try out the Booster slot while you are here, and to do this, take these steps:

  • Search for Booster and select the Booster slot game.
  • This takes you to a load screen with a Booster design across the screen.
  • Once you're past the load screen, the game interface becomes visible, and you can adjust the settings.
  • There is an option to adjust your bet. Use this option to move your stake from of £25 up to of £25.
  • Learn more information about the game through the help menu. You can find information on the paylines, paytable, and features of the game here.
  • Click on the spin button when ready.
  • If autoplay is more attractive to you, then select the autoplay option and adjust the settings to start.
  • Win by landing paying symbols from left to right according to the payline on the slot.

Knowing how to play the game is essential, but it is also vital you get information on the game statistics. To make this process easy, I have collated crucial information in the next section.

Booster Slot Logo Slot Reels

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Slot Game Statistics

This section offers information on key aspects of the game which you will find relevant during your time playing Booster slot.

RTP – The slot offers a very high RTP of 97.40%, which means you get £97.40 for every £100 you spend on the slot.

Volatility – This is a low volatility slot which means you can get lots of low payouts in a short time.

Minimum and maximum bets – Players can bet a minimum of £0.25 up to a maximum of £25 when playing on the slot.

Paylines – This is a 25 paylines slot with lots of good opportunities for players to land a winning pattern.

Reels – From the 5x3 reel structure of the slot, it is easy for anyone to decipher that this has five reels.

Bonuses – Booster slot offers players a bonus round in addition to its free spin bonuses.

Wilds and Scatters – There is no wild symbol on this slot, but there is a scatter symbol.

Maximum payout – The maximum payout is 2000 coins during normal gameplay and 6000 coins during the bonus round.

Exclusive Symbols – Exclusive symbols on the slot include a lightning icon with the word booster on it, along with a diamond, 7, and Bar symbols.



Min Bet per spin


Max Bet per spin


Return to Player (RTP)





Space theme

Bonus Features

Bonus round and free spins

*All of the above values are subject to change at any time.

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Booster Free Spins & Bonus Features

Booster slot offers a bonus round as an exclusive feature and a free spin feature to its players. Here is a quick look at these bonuses:

  • Bonus Round: Players can trigger the Booster Slot bonus round by landing three, four, or five of the scatter symbols.
  • Free spins: The free spins are awarded during the bonus rounds but cannot trigger the bonus game.

Beyond the bonus game and free spins, there is no fun feature to enjoy on the slot. This is the minor disappointment players have to deal with on Booster.

Booster Slot Logo Slot Info

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Verdict on this Slot

The first attention-grabbing feature of the Booster Slot is the high RTP of 97.40% that it offers players. This space-themed slot also has a bonus round for players to enjoy, along with free spins. Although the limited features can be disappointing, the bonus game is excellent. This gives players the opportunity to earn massive wins from lots of possibilities on a 'spin the wheel' type of game.

There are many more space-themed slots to try on Slots Racer, such as:

Booster gets a rating of 8 out of 9 thanks to its bonus round and unique spin on the space theme, which we have come to love from playing slots such as Starburst.

*Any Free Spins/Welcome Bonuses References are subject to the following: NEW PLAYERS ONLY, MIN DEPOSIT £10, MAX BONUS EQUAL TO LIFETIME DEPOSITS (UP TO £250), 65X WAGERING REQUIREMENTS AND FULL T&CS APPLY

*All values (Bet Levels, Maximum Wins etc.) mentioned in relation to this slot game are subject to change at any time.