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RTP vs catalog median
+0.01 vs medianVolatility 5/5 · catalog median 4/5
Themes
- Fantasy
- Mermaid
Sauron catalog enrichment
Additional source facts
Normalized metadata from the exact provider-and-game identity. These values fill evidence gaps without replacing cross-checked catalog claims.
Sauron catalog observation · 11 Aug 2026. Source-only enrichment is kept separate from editorially verified SlotCodex fields. Availability and restrictions can vary by operator and market. Methodology
- Source RTP
- 96.1%
- Volatility
- high
- Paylines
- 20
- Release
- 2024-09-05
Category
Themes
Features
Platforms
Editorial analysis
A verified return landing within a hundredth of the catalog midpoint — that is the headline, and it is rarer than it sounds. NetEnt's 96.09% has been confirmed in our catalog feed rather than merely reported, and slot.report and slotslaunch each list the same 96.09% independently.
Three sources, one number, and a top-step swing profile
The middle of our 9,233-game return sample is 96.08%, so this 4 July 2024 release is priced almost exactly at the centre — one hundredth of a point above it. Volatility is where the wording diverges: we grade it 5 of 5 and slotslaunch agrees with a 5, while slot.report calls it very-high. Either way, expect a top-step distribution. The build is 5 reels with fixed paylines and a stake band of 0.10 to 20.00. Fantasy and Mermaid tags cover the artwork. None of Megaways, bonus buy, tumbling reels or a progressive appears in our records.
Reach for it if confirmed maths matters more to you than a flashy percentage. Few titles in NetEnt's 253-game catalog carry a verified figure.
The remaining 3.91% is the house cut over long play, unaffected by streaks. Set limits that suit your budget; real-money play starts at 18+.
Frequently asked questions
What is the RTP of Mermaids?
Mermaids has a published RTP (return to player) of 96.09%. This figure is verified against at least two independent sources.
Is Mermaids high or low volatility?
Mermaids is a high volatility slot (level 5 of 5). Expect larger but less frequent wins.
Who makes Mermaids?
Mermaids is developed by NetEnt.
Can I play Mermaids for free?
Yes — you can play the Mermaids demo for free on SlotCodex with no deposit and no registration.
How many reels and paylines does Mermaids have?
Mermaids is played on 5 reels with Fixed paylines.
Market intelligence
Market view for this game.
This game's lobby presence
How market tracking worksLive lobby tracking across real casino brands; positions refresh with each scan.
Sauron lobby visibility snapshot calculated 30 Aug 2026 UTC. Rankings and availability can change with the next daily observation. Methodology
- fi#373
- 0.1
1 operators
