Release the Kraken
Certified by the HGC (HGC-002709-TM)
Images: Pragmatic Play
Data source: iGaming Tools (11 June 2026)
Free play · rotates to fullscreen
Demos are only available to people aged 21 and over.
Demo provided by the game studio via iGaming Tools. Free play only, no real money.
How it playsHow Release the Kraken plays
This page is compiled from the provider’s published data and the HGC register. It is not a review: we have not tested Release the Kraken yet, so it has no score.
Release the Kraken is a Pragmatic Play slot with 5 reels and 4 rows and 20 paylines. It is themed around monsters.
It is certified by the HGC for online play in Greece, certificate HGC-002709-TM; last updated in the register on 15 November 2023.
Release the Kraken combines free spins and bonus buy. 71 other slots of the 593 with data in our catalogue have exactly the same combination.
RTP 96.5%: what it means
The RTP (return to player) of Release the Kraken is 96.5%. Over a very large number of spins the game theoretically pays back €96.50 for every €100 staked; the remaining €3.50 (3.5%) is the house edge. It is not a forecast for one session: over a few spins everything is chance, and over time the edge stays with the casino.
That equals the median RTP (96.5%) of the 593 slots with data in our catalogue. Across the 507 Pragmatic Play slots we track, the median RTP is 96.5%. 96.5% is the default value published by Pragmatic Play; a casino may offer Release the Kraken in a version with a different RTP, so check the game’s info screen.
Volatility: high
The provider rates the volatility of Release the Kraken as “high”. Wins are rarer and concentrated in the bonus rounds. Long losing stretches are expected, so a balance can run out quickly.
Of the other 506 Pragmatic Play slots in our catalogue, 434 share this level with Release the Kraken.
Bet range
We do not have an official bet range for Release the Kraken yet. Before playing, check the minimum and maximum stake in the game’s info screen.
Bonus features
Free spins
A round of spins you are not charged for, usually triggered by scatter symbols. Anything won in the round is added to your balance. In Release the Kraken it comes together with bonus buy. Found in 489 of the 593 slots with data in our catalogue and in 416 of Pragmatic Play’s 507.
Bonus buy
The bonus round can be bought outright at a price that is a multiple of the stake — often tens or hundreds of times. That means much more money is staked in a short time; whether it is offered depends on the casino. In Release the Kraken it comes together with free spins. Found in 450 of the 593 slots with data in our catalogue and in 394 of Pragmatic Play’s 507.
Frequently asked questions
What is the RTP of Release the Kraken?
The RTP of Release the Kraken is 96.5%, according to the provider (Pragmatic Play). That is a house edge of 3.5% over the long run; a single session can differ a lot.
Is Release the Kraken certified in Greece?
Yes. The HGC has certified Release the Kraken for online play, certificate HGC-002709-TM (last updated in the register on 15 November 2023). You can check it with the “Is this slot certified in Greece?” search on frut.gr or in the HGC’s public register.
How volatile is Release the Kraken?
“High”, according to the provider. Wins are rarer and concentrated in the bonus rounds.
What bonus features does Release the Kraken have?
According to the provider: free spins and bonus buy.
Can I play Release the Kraken for free?
Yes, in the demo on this page, with play money and only after confirming you are 21+.
Similar slots
Release the Kraken compared
The most closely related slots in our catalogue, by provider, volatility, theme and features:
| Slot | RTP | Volatility | Max win | Grid |
|---|---|---|---|---|
| Release the Kraken | 96.5% | high | — | 5×4 |
| Release the Kraken Megaways | 96.4% | high | 10,000× | — |
| Rocket Blast Megaways | 96.01% | high | 10,000× | — |
| Captain Kraken Megaways | 96.55% | high | 5,000× | — |
Compared with Release the Kraken Megaways (Pragmatic Play), Release the Kraken has an RTP 0.1 points higher and the same volatility. Both have free spins and bonus buy. Only Release the Kraken Megaways has Megaways.
Compared with Rocket Blast Megaways (Pragmatic Play), Release the Kraken has an RTP 0.49 points higher and the same volatility. Both have free spins and bonus buy. Only Rocket Blast Megaways has cascades and Megaways.
Compared with Captain Kraken Megaways (Pragmatic Play), Release the Kraken has an RTP 0.05 points lower and the same volatility. Both have bonus buy. Only Captain Kraken Megaways has multipliers, cascades, Megaways, Hold & Win and a jackpot. Only Release the Kraken has free spins.
Game images: their respective studios.