The Mermaid Mask ▶ Trailer
The Mermaid Mask screenshot 1The Mermaid Mask screenshot 2
AdventureCasualIndieDetectivePoint & ClickPuzzleInteractive FictionVisual Novel

76 playing

Peak in the last 24 hours: 107

Peak in the last 7 days: 107

The Mermaid Mask Steam store

Game description

An impossible locked-room murder: Captain Mortuga lies dead beside an ancient cauldron aboard the world’s strangest submarine, crewed by sketchy suspects. A handcrafted point-and-click with sharp humour and tricky puzzles. Dive into the next mystery from the creators of Tangle Tower & Crow Country.

Basic info

DeveloperSFB Games
PublisherSFB Games
PlatformsWindows · macOS
Steam DeckVerified
Release dateJul 16, 2026
Price
  • Steam store −20% $19.99 $15.99 · Steam ↗
  • Lowest-price store $15.99 · Steam
  • Historical low $15.99 · 3-month low $15.99Other stores ↗

Prices by IsThereAnyDeal

Minimum specs

OSWindows 10 or later
ProcessorIntel Core i3 or equivalent
Memory2 GB
GraphicsIntel HD Graphics
Storage1 GB
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Review Analysis Score

Based on 460 reviews from the past 1 year

95.1/ 100
Top 1%

Steam rating: Overwhelmingly Positive (99%)

Review analysis summary (Reviewed Oct 15, 2026)

Praised for its story by 196 reviewers, The Mermaid Mask scores 95.1, top 1% of games we analyzed.

👍 Strengths

Story & World appears in 92% of analyzed reviews and ranks 16th of 1096. 196 reviews praise the story, and the most upvoted calls it the best finale of the Detective Grimoire games, with a well executed culprit and motive. 84 call the voice acting flawless and the characters memorable. Visuals & Sound ranks 21st of 1249: 63 praise the animation. Others say voice acting and sound design work together like magic, and some praise great puzzles. Content Volume ranks 224th of 1351.

👎 Where it falls short

Complaints are few. 26 reviews find the many dialogue options overwhelming, making reasoning tedious. 23 found some end game puzzles too hard, and 12 feel a weak ending undercuts the time spent reaching it. Others find the investigation process a chore, and a few say it is short, though they played it in one sitting. Gameplay ranks 589th of 1396, and Tech & Support ranks 408th of 1399.

Representative reviews Original reviews ↗

“best finale of Detective Grimoire games, well-executed culprit and motive” · 196 reviews
“beautifully animated with perfect execution” · 63 reviews
“it slaps, perfect so far, puzzles great, voice acting great, engaged in story” · 30 reviews

How it holds up

−50+5

Controls, difficulty, progression and depth
Mentioned in 31% of reviews · Top 50% of the games we've analyzed

Difficulty +1.39 · How hard it is, how the challenge ramps, and whether it feels fair
Positive “puzzles reasonable and deduction satisfying” · 4 reviews
Negative “got stuck on and frustrated by some end-game puzzles” · 23 reviews

Progression 1% · Onboarding 13% · Freedom 1% · Strategy 5% · Controls & feel 4%

Plot, characters and the world
Mentioned in 92% of reviews · Top 5% of the games we've analyzed

Story +4.34 · Plot, quests, writing, and the ending
Positive “best finale of Detective Grimoire games, well-executed culprit and motive” · 196 reviews
Negative “weak ending undermines the time invested in reaching the conclusion” · 12 reviews

Characters 62% · World 32%

How much there is to do, variety and replay value
Mentioned in 17% of reviews · Top 20% of the games we've analyzed

Volume +2.53 · How much there is to play, including endgame, for the price
Positive “longer content than previous game” · 2 reviews
Negative “short, maybe short because played in one session” · 6 reviews

Variety 3% · Replayability 2%

Graphics, art style, music and sound
Mentioned in 73% of reviews · Top 5% of the games we've analyzed

Visuals +4.51 · Graphics, art style, and animation
Positive “beautifully animated with perfect execution” · 63 reviews

Audio 52%

Playing with others, the community and servers

Not enough data — only 3% of reviews mention this.

Playing together +4.33 · Fun of playing with friends, teammates, or rivals

Community 0% · Servers & Connection 0%

Pricing, cheaters, balance and matchmaking
Mentioned in 2% of reviews · Top 30% of the games we've analyzed

Pricing +0.03 · Whether the price, DLC and microtransactions are reasonable, and how much paying gives you an edge
Positive “13 hours of content definitely worth the money” · 1 review
Negative “price 85 PLN for 10-12 hours is expensive” · 3 reviews

Anti-cheat 0% · Balance 0% · Matchmaking 0%

Bugs, performance and developer support
Mentioned in 4% of reviews · Top 30% of the games we've analyzed

Developer support +0.06 · Updates, patches, and how devs respond to players

Stability 2% · Performance 1%

Grey means too few reviews mention it to trust. — means almost no reviews mention it.

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