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The Mermaid Mask
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.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-25.
“I'm no master detective. I just like seeing what each dialogue option says.”
— a player, Steam review · 17 hrs played“this game made me want to go and play the other two games on steam. after not only buying them, but playing though both- this game really demonstrates growth over time. from the writing, the settings, the characters and their designs, the music, the puzzles, the atmosphere and…”
— a player, Steam review · 12 hrs played“Really, really enjoyable. SFB has clearly found their winning formula, now I'm just hoping there's less time between MM and a new release than their was between MM and Tangle Tower. Speaking of, I might be in the minority of people that actually enjoyed Tangle Tower more - I…”
— a player, Steam review · 12 hrs playedPlayer activity
Monthly average concurrent players. Live data self-collected from the Steam API · history through 2026-08 via SteamCharts.
Achievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-09-26. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-09-25). Relative comparison only.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
A BIG THANK YOU
We just wanted you all to know how grateful we are for all the love and support for The Mermaid Mask around the game's release. Releasing a game is nerve-wracking. This is as true after one release as
Update Notes 19th July
Hi everyone! Another update for you today, focussing on helping folks find their way through the game. Added icons to indicate when a clue in your casefile might need reading, using or otherwise inter
Update Notes 18th July
Hello everyone, Adam and I have fixed some issues that folks have reported, and a few we noticed after watching others play! Fixed issue with puzzles where the game got stuck between asking for a clue
OUT NOW!
At last, the wait is over: The Mermaid Mask is out now! We sincerely hope you enjoy your time aboard the Mortuga Seafoam submarine. If you do, please consider leaving a review on Steam. It is a small
The Mermaid Mask is out tomorrow!
The Mermaid Mask is OUT TOMORROW!!! We are partnering with Convergence Games Showcase for our launch. You can check out their live stream on Twitch on 16th July, 11:00AM PT / 14:00PM ET / 19.00PM GMT
Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-25.
| Genres | Adventure, Casual, Indie |
| Player tags | Detective · Adventure · Point & Click · Puzzle · Interactive Fiction · Visual Novel · Supernatural · Atmospheric · Story Rich · Mystery · Crime · Investigation (Steam store community voting) |
| Features | Single-player · Steam Achievements · Full controller support · Custom Volume Controls · Mouse Only Option · #category_playable_at_your_own_pace · Playable without Timed Input · DualShock Controller Support |
| Languages | English * , French, Italian, German, Spanish - Spain, Japanese, Korean, Portuguese - Brazil, Russian, Simplified Chinese, Spanish - Latin America, Traditional Chinese * |
| Controller | Full support |
| Achievements | 21 |
Minimum system requirements (PC)
Minimum: OS: Windows 10 or later Processor: Intel Core i3 or equivalent Memory: 2 GB RAM Graphics: Intel HD Graphics Storage: 1 GB available space