Cool Jewels, designed by Williams Interactive, provides plenty of fun mixed with chances of winning rewards. The game combines cool crystals, simple rules and dazzling animations that will keep everyone entertained for hours. The game is available on both desktop and mobile devices, making it convenient for players from all walks of life. Here is our review of the Cool Jewels slot game.


Game Setting

Cool Jewels slot machine is a 6×6 hexa grid gaming board. It’s a cluster pay game which means that as long as a minimum of five symbols are clustered together, a winning combination and a multiplier will be awarded. There are no paylines; instead, one tries to form as many winning combinations as possible. The higher the ‘multipliers’ are, the higher the wins. The game board features 11 symbol types; each has different power-ups and multipliers. If lucky, one can earn the Wild Jewels, which further enhances the chances for great winning combos.Cool Jewels slot machine bonus is very diverse and will please both novice and regular player


The aim of the game is to make sure that the gems do not fill the grid. Gamers will be awarded points as the gems on a played line disappear. Depending on the number of gems destroyed, a multiplier is applied to the win. If one can form an exploding combination, then a bonus of extra wins is added to the current spin. Cool Jewels slot machine also has a Cascading Reels feature. If one is lucky enough to create a winning combination, those symbols will disappear and new ones will come in their place and potentially create another winning combination.

Bonus Features and Symbols

Each symbol type has a unique power. Some provide extra chances to create a winning combination. For instance, an ‘X2’ symbol will turn any winning combination into a double. There are Wild symbols which immediately create a winning combination by replacing other symbols on the grid. There is also an ‘Eye of Ra’ symbol that awards a special bonus feature.The most powerful of the symbols is the Dynamite symbol, and when two or more appear at the same time, they will explode and cause an even bigger cascade. If the Dyna-Bomb appears, any affected gems and symbols will be vaporized, turning adjacent symbols into wilds, giving yet another chance for a hefty payout.Wild jewels and mixtures of the same basic symbols can form advanced combos, yielding bigger payouts. These combos can multiply a win by up to 10, so watch for any matching opportunities.


Lucky Streaks

While playing Cool Jewels slot app one might come across a lucky spin which could expand the grid, fill the board with wild symbols, and make forming winning combos a lot easier. This will in turn increase the player’s chances at scoring the major jackpots.

Winning Opportunities

Cool Jewels slot machine has a medium volatility rate which means that winnings can be expected regularly. With a Cool Jewels slot RTP of 95.9%, the slots offer decent winning opportunities. It offers a 400X maximum multiplier if one is lucky enough to achieve the biggest possible winning combo.

Get Cool Jewels and Enjoy a High RTP Rate

Introduction: Cool Jewels online slot is a popular slot game featuring cascading reels. The game has an RTP (return to player) rate of 96.43%, making it one of the highest RTPs among slot games. 

What is the RTP Rate?

RTP stands for Return to Player and is a percentage value used to determine the average long-term payout rate of a game. This rate sets the rate of return you can expect on a slot game and is calculated as the player's total winnings divided by the total bet. 

Why Play Cool Jewels?

Cool Jewels free slot online provides many entertaining features and bonuses. It offers players an impressive jackpot as well as a wide range of pay lines and combination winning possibilities. Players will enjoy the challenging yet exciting features that are sure to keep them engaged and entertained. 

Payouts and Bonus Features

Cool Jewels online slot has an awesome base-game payouts offering low to medium-range payouts. The bonus features, however, can result in bigger payouts. These features include a Wild Wheel, Jewel Blast, and Free Spins Bonus, сool Jewels slot jackpot.The Wild Wheel bonus gives players the chance to win a spin on the bonus wheel for big cash prizes. The Jewel Blast feature awards bonus rewards on each win and the Free Spins Bonus allows players to win up to 20 free spins for each spin. 

Pros and Cons


  • The game offers a high RTP rate.
  • The game offers enjoyable bonus features.
  • Players can win big payouts.


  • The game does not have an autoplay feature. 
  • The game is not available in some locations.

Cool Jewels online slot is an entertaining game featuring an impressive RTP rate. It offers players an impressive jackpot and plenty of bonus features. The game also provides low to medium-range payouts and offers players the chance to win big prizes. Players can enjoy an exciting gaming experience with Cool Jewels.Cool Jewels slot free is an RTP game that you can’t miss! It is graphically pleasing and has a great set of features that make it a Cool Jewels slot game worth trying. With plenty of bonus features, free spins and multipliers, one is sure to find some gems on the grid!

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