Get ready to spin the reels and turn up the classical volume with Diamond Symphony DoubleMax, new for summer 2023 from Boomerang on YG Masters. Featuring Yggdrasil’s new Cascade+ mechanic, it’s looking a sure-fire choice when you’re seeking thrilling, high volatility action with a music vibe. Add on the famous power of the DoubleMax and this game could hit the notes towards wins as huge as X20,000 if you get the luck. Check out this release in our full Diamond Symphony DoubleMax review and demo…


Diamond Symphony DoubleMax is a hot looking video slot with a super cool classical musical theme and hypnotic visuals that will keep you engaged for hours on end. Set across a 5 x 3 Video Slot with 20 fixed paylines, this is a fun game with medium to high volatility, perfect for players looking for a thrilling ride. But what sets Diamond Symphony DoubleMax apart is the revolutionary DoubleMax mechanic, which is an ever-doubling multiplier with each cascade win, leading to truly epic wins. And with the game’s exciting free spins feature, which features both the Cascade+ mechanics for frequent retriggers and the DoubleMax mechanic that is persistent between spins, you’re sure to be hitting all the right notes.

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Try some free demo spins on Diamond Symphony DoubleMax before you play at the best real money Diamond Symphony DoubleMax casinos.

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Unfortunately the Free Play option is temporarily suspended in your country due to UKGC compliance.

In the meantime, feel free to play the game for real at one of our top casinos listed below.


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100% bonus

+ 50 Free Spins on Book of Dead

The 50 Free Spins will be distributed over the course of 5 days (10 per day for the following 5 days after you claim your Welcome Bonus). You will find 10 fresh Free Spins on a different game every day from 12:00 CEST in your account in the Rewards Section. Simply log in and claim them within 24 hours for your extra chances of winning.

100% up to €1000/ £100

+ 300 free spins on Starburst

18+ Full T&C’s Apply. New players Only. £10 min deposit. £5 max bet using bonus. 40x wagering applies. Bonus valid for 14 days. 30 Spins will be credited instantly upon qualifying deposit + then 30 per day for 9 days on Starburst. Free Spins valid for 72 hours from credit. Max Free Spins winnings £100. Ewallets excluded. –

UK: 100% bonus up to £25 - ROW: up to 300€

20 Bonus Spins

18+. New UK customers only. Opt-in required. 20 Bonus Spins on “Book of Dead” and 100% Deposit Bonus up to £25 on first deposit. Min deposit £10. 30x wagering requirement for Bonus Spins and 30x wagering requirement for Deposit Bonus (game weighting applies). Max £5/spin or £0.50/line or £10/round (live casino). 30 days expiry. T&C’s Apply. Please gamble responsibly •• • Bonus terms

50 Spins on Starburst

ROW: 100% bonus up to €500 + 20 free spins!

18+. New depositors only. UK residents only. Minimum deposit £10. Free Spins are valid only on Starburst and expire in 7 days. 10x wagering apply. Certain deposit types are excluded. T&Cs apply.
18+ Full T&C’s Apply. New players Only. £10 min deposit. £5 max bet using bonus. 40x wagering applies. Bonus valid for 14 days. 30 Spins will be credited instantly upon qualifying deposit + then 30 per day for 9 days on pre-selected games. Free Spins valid for 72 hours from credit. Max Free Spins winnings £100. Ewallets excluded. –

Are you thinking about playing Diamond Symphony DoubleMax but hesitant to risk real money before you know you love it? You can now try out the demo game and get a taste of all the excitement without any cash risk. With the demo game, you’ll be able to experience the game’s mechanics and bonus features firsthand, allowing you to decide whether this game is the right fit for you before you start playing for real. So what are you waiting for? Give the Diamond Symphony DoubleMax demo game a spin and then play it for real at a top-rated casino.

Why play Diamond Symphony DoubleMax?

This is definitely a game for classical music fans and when combined with fresh slot mechanics, it delivers a truly exceptional slot. With a X20,000 maximum win also on offer, this is sure to be one of the best games we see released in summer 2023.

  • High vibe classical music theme
  • DoubleMax
  • Cascade+ game
  • Max win X20,000
  • Buy Bonus options


Diamond Symphony DoubleMax is a super cool music game with fresh new bonus features and a hot X20,000 max win. Its electric music vibe makes it comparable with another new game in the YG Masters networkHyper Respins, so be sure to check out both these new hits.

Game ComparisonDiamond Symphony DoubleMax Hyper Respins
StudioBoomerangReelPlay (YGS Masters)
Hit rate25%29.41%
Bet range€0.2 – €50€0.20 – €15
FeaturesFree Spins Gamble                               

Free Spins                                        Wild                                                           

Encore Mode                                        

Buy A Bonus             



Bonus Respins

Buy Bonus

Hyper Symbols

Max win multiplierX20,000X13,552


In Diamond Symphony DoubleMax, the key to winning is to match symbols across the game’s 20 paylines, which run from left to right. With an RTP of 96% and a hit frequency of 25%, this game offers plenty of opportunities to land those winning combinations. And with a default bet range of €0.20 to €50, players have a range of options to choose from when it comes to their bankroll.

Payouts in Diamond Symphony DoubleMax Slot

When it comes to payouts, Diamond Symphony DoubleMax offers a range of high vibing symbols, including the Wild Music, Diamond, Piano, Cello, Trumpet, and five Musical Notes. To win, you’ll need to land 3-5 matching symbols on the paylines, with payouts ranging from X0.2 to X10 depending on the symbol.

Symbol3 Symbols 4 Symbols5 Symbols
Wild music X1X5X10
Musical note 1X0.3X0.6X2
Musical note 2X0.25X0.4X1.2
Musical note 3X0.25X0.4X1.2
Musical note 4X0.2X0.3X1
Musical note 5X0.2X0.3X1

With its revolutionary DoubleMax mechanic, this game has the potential to pay out up to €1,000,000 if you activate its maximum potential of X20,000 on a €50 spin. While this may be a high betting level for almost all players, even the lowest levels used by most players can offer some hot payout potential

Diamond Symphony DoubleMax Strategy Tips

Support your play with these Diamond Symphony DoubleMax tips:

  • Firstly, it’s important to choose a session loss limit that aligns with your preferred level of risk. For example, you may want to set a maximum spend of €25.00 to ensure you don’t exceed your budget.
  • Secondly, sticking to a uniform betting size for the entire duration of the slot game can help you manage your bankroll effectively. For instance, you could opt to bet €0.25 per spin.
  • Finally, it’s important to select a betting level that can accommodate a minimum of 100-200 spins. For example, if you have a budget of €25.00, betting €0.25 per spin would allow you to play for over 100 spins while staying within your budget.

By following these simple strategies, you can support spin volume in search of hot runs and increase your chances of success in Diamond Symphony DoubleMax.


Diamond Symphony DoubleMax isn’t just about the X20,000 big win potential. The game is also packed with exciting features that can generate substantial bonus rewards, making it a thrilling choice for players of all levels.


When you trigger the Free Spins feature in Diamond Symphony DoubleMax, you’ll have the option to gamble the awarded number of free spins on the free spins gamble wheel. This can increase the number of free spins you receive, with a maximum of 15 free spins available to be gambled. There are two options available for the gamble: a low gamble and a high gamble. The low gamble allows you to gamble to a lower number of free spins with a higher chance of winning, while the high gamble allows you to gamble to a higher number of free spins with a lower chance of winning


The Wild substitutes for all symbols and available in all game modes, while selecting the Encore Mode increases feature frequency by over 100% (fee of 50% on the regular bet).


Buy A Bonus allows you to buy straight into the Free Spins feature. There are two buy a bonus options; the first awards 7-15 free spins at X100 the round bet, while the second awards 12-15 free spins at x200 the basic bet.


In Diamond Symphony DoubleMax, each winning cascade you achieve will increase your multiplier by a factor of X2. This means that your initial win will have a X2 multiplier, your second win will have a X4 multiplier, and so on, with no limit to how high the multiplier can climb. However, the multiplier will reset to X1 at the end of each game cycle.

Chill out and check our Diamond Symphony DoubleMax FAQ before you spin the reels.


  • Where Can I Play Diamond Symphony DoubleMax Slot? Arrow

    Dive into the high-vibing musical world of Diamond Symphony DoubleMax by Boomerang, another addition to YGS Masters released in 2023. You can find this exciting slot game at various leading online casinos and slot sites. At Yggdrasil Casino, our team of experts provides top-tier casino evaluations to help you choose the best location and bonus promotions for an unforgettable gaming experience, complete with thrilling slots like Diamond Symphony DoubleMax.

  • What Is the Theme of Diamond Symphony DoubleMax Slot? Arrow

    Embark on a musical night with the Diamond Symphony DoubleMax slot machine, filled with a delectable assortment of classical musical instruments and an electro vibing line-up of Wild Music, Diamonds, Paino, Chello and Trumpeting. Can the high notes hit wins up to X20,000?

  • Is Diamond Symphony DoubleMax Fair and Safe? Arrow

    Yes. The Diamond Symphony DoubleMax slot machine guarantees players a fair and entertaining gaming experience, boasting an impressive 96% RTP spread across 20 paylines. Furthermore, the game's average base game win rate of 25% ensures that players can enjoy frequent payouts, adding to the overall excitement of the gameplay. With a betting range of €0.20 to €50, the slot appeals to both high rollers and casual players alike. So why wait? Immerse yourself in the musical world of Diamond Symphony DoubleMax and potentially win big!

  • What Are the payouts in Diamond Symphony DoubleMax ? Arrow

    Step into the melodious world of Diamond Symphony DoubleMax, where you'll encounter a variety of classical music symbols. Match the symbols, including Wild Music, Diamond, Piano, Cello, Trumpet, and five Musical Notes, to win. To secure a payout, you'll need to land 3-5 matching symbols on the paylines, with payouts varying between X0.2 to X10 based on the symbol. With the innovative DoubleMax feature, this game has the potential to reward up to X20,000 the round bet on the max win.

  • Can I Play Diamond Symphony DoubleMax with Strategy? Arrow

    Diamond Symphony DoubleMax is an exciting slot game with unpredictable outcomes, but players can enhance their experience with basic strategy. Set a session limit and maintain consistent betting to maximize spin volume and manage expenses. For instance, betting €0.25 per spin for 100 spins would result in a total spend of €25.00.


Diamond Symphony DoubleMax, a highly engaging and visually appealing online slot game, is the latest creation from Boomerang on the YGS Masters network. The game is themed on high vibing classical music and offers your numerous opportunities to win some notable rewards. With the innovative DoubleMax feature, lucky players have the potential to win up to X20,000. Moreover, the game’s captivating art and soundtrack will transport you to a world of classical music, making it a top pick for many slot enthusiasts in 2023 and beyond.