Siren Song

Slot Review
June 24, 2021

Siren Song Slot Overview

Siren Song is a new casino slot from TrueLab where we dive into a very mysterious place, where the sirens swim around. It is a very enchanting and at the same time very volatile place, where the slots can give winnings of up to an incredible 30000X the bet.

Sirens are known from Greek mythology, where they with their seductive and captivating song could deceive nearby sailors. Something that made the sailors shipwreck on the rocky side of their island, and then they plundered the ship. These dangerous creatures have certainly managed to scoop up gigantic fortunes over the years and it is now time for us to make a valiant effort to retrieve them.

Base game

Siren Song is a video slot from TrueLab that has 5 reels, 3 rows and 25 paylines. You can choose between making a of 0.25 and a of 50. In the normal mode it is an RTP of 96.33% and by making Bonus Buy the RTP increases slightly to 96.37%. An adventure among a lot of Sirens is not risk free and this is also reflected in the game's high volatility, but where the lucky player can win up to 30000X the bet. It is a Hit frequency of 31.91%.

In the hunt for the great treasures, we have a bunch of wonderful features to help us. The features are Wild Symbol, Free Spins, Emerald Free Spins, Silver Free Spins, Crimson Free Spins, Crimson Pick & Lock, Steering Wheel of Fortune and Bonus Buy.

Siren Song Slot Information

The game's design consists of a theme where we stay among seductive Sirens. In the background of the reels, you can see the green and murky water that these creatures live in. Fishes swim around and a very atmospheric and exciting music is played in the background. A bit like being thrown into a movie, you will be moved to different scenarios among these 3 different Sirens where their different features can result in giant wins. You create a winning combination by landing 3 or more of the same symbol type on adjacent reels starting at the far left.

The lower paying symbols consist of J, Q, K and A which have fish scales patterns. If you land 5 of the same symbol type, it gives 4.2X the bet. The medium paying symbols that show a mirror, starfish, dagger and seashell. If you land 5 of the same symbol type, it gives between 14.4X to 28.8X the bet. The higher paying symbols consist of a delightful fish and a harp. If you land 5 of these, it gives 30X and 60X the bet respectively. Where the two wild symbols pay as much as the highest paying symbol. These wilds consist of a pirate and a skeleton. During your adventure within this slot, it will be able to land golden keys that can unlock great treasures and the symbol that consists of a beautiful shimmering pearl is the game's scatter symbol. Let's find out what the features do.

Siren Song Slot Features

What is the max win in the slot Siren Song?

You can win up to 30000X the bet.

What features are in the slot Siren Song?

The features are Wild Symbol, Free Spins, Emerald Free Spins, Silver Free Spins, Crimson Free Spins, Crimson Pick & Lock, Steering Wheel of Fortune and Bonus Buy.

Crimson Free Spins feature

Wild Symbol

The Wild Symbol helps to create more winning combinations by substituting for other symbols. You can also land Wild Sirens which always nudge to fill a whole reel. The only symbols that these don’t substitute for are the scatter symbols.

Free Spins

When you land 3 scatter symbols on reels 1, 3 and 5, the Free Spins feature is activated. Then you get the opportunity to choose between 3 different Free Spins modes, where all of them give you 8 free spins. These 3 different modes are Emerald, Silver and Crimson.


Within this feature, the skull wilds will be sticky if they land on the reels. Where they then stay during the remaining spins that are made. The Emerald feature has a medium volatility.


Within this feature, the Siren will place 4 to 20 fish symbols on the reels during each spin. It can land several fish symbols in the same position and then that position receives a multiplier, which corresponds to the number of fish symbols it has. The Silver feature has a high volatility.


Within this feature, golden key symbols will be able to land and when they land, they will be collected. All golden key symbols will then be used in the subsequent Pick & Click Bonus that follows. Where you will have to choose as many chests as you have the number of keys. The Crimson feature has a low volatility.

Crimson Pick & Click feature

Crimson Pick & Click

There will be 10 different treasure chests placed, where they have different wonderful content that can be picked up. They can provide any of the following:

Extra key = 1 chest always has extra keys of either 1, 2 or 3.

Multiplier = 1 chest increases the win multiplier by 2 and when it lands, all treasure chests will also be closed again, to then be able to open again with new content.

Value = 8 chests have different money values that are based on the current bet size and also have their value increased with the win multiplier.

Steering Wheel of Fortune

Once you have completed one of the three different free spins, you will take part in the Steering Wheel of Fortune. You can then spin on a ship's steering wheel that give direct prizes of 5 to 100X the bet size or multiply the total win by 2X to 10X.

Bonus Buy

If you want to take advantage of the free spins feature directly, you can use the game's Bonus Buy feature. You then pay 127.6X the bet and then get to choose between one of the 3 different free spins Emerald, Silver and Crimson. Within this feature, the RTP increases to 96.37%.

Siren Song Slot Conclusion

This slot allows us to take part in a very exciting adventure among the singing and seductive Sirens. It is a slot that is filled with wonderful features and choices, which you have certainly experienced before from TrueLab, in among others, their Crazy Mix. Already at the beginning of the game, you are met by a very mysterious music and environment, where the slot is located below the water surface. The spins in the base game are already very entertaining, where a large number of symbols can land and the higher ones pay very well. But what you are constantly striving for is to land 3 scatter symbols which activate the free spins feature.

You then have to choose between the 3 different modes Crimson, Emerald or Silver, which have a low, medium and high volatility. Through these, you get to choose what suits you best in terms of both features and volatility, where you can take part in sticky wilds or a lot of high paying fish symbols that are sprinkled out. You can also collect gold keys, which after the spins give the player the chance to click on various treasure chests and take part in their contents. It can be direct prices, multipliers and extra keys. These bonus features with click option is something that has disappeared more and more in recent times and it is great that it is now starting to come back again.

Where you yourself can be involved and influence the outcome and become much more involved in the spins. The game's design and choice of theme are intertwined with the various features in a very elegant way, where there is a good size of RTP, hit frequency and even the maximum payout, which can be up to an incredible 30000X the bet.

Siren Song is a very adventurous slot from TrueLab, where we dive down to the Sirens and take part in their entertaining free spins.

  • Title: Siren Song
  • Developer: TrueLab
  • Reels: 5
  • Rows: 3
  • Paylines: 25
  • RTP: 96.33%
  • Hit Frequency: 31.91%
  • Max Win: 30000x
  • Volatility: High
  • Min/Max Bet: €0.25/€50
  • Release Date: Aug 05, 2021
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