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In Sink: A Co-Op Escape Prologue
Play an early version of the first level for free! Work together to solve the puzzles and escape a desert island in this multiplayer co-op adventure. Success requires more than just you and your partner thinking alike - you'll have to communicate and stay In Sink to overcome the challenges ahead.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.
“This game is great if you can play in the same room with your friend as it makes discussions simpler rather than being in a call , it is short but requires IMMENSE communication between both parties , overall a great game try out its demo or the paid game . :D”
— a player, Steam review · 1 hrs played“In Sink: A Co Op Escape Prologue is exactly the kind of cooperative puzzle game I enjoy playing with someone else. I start out stranded on a desert island, but things quickly become much stranger when portals lead into completely different locations. I liked how the game makes…”
— a player, Steam review · 5 hrs played“Luckily for me, I had a good teammate. However, if your teammate is autistic, you're not finding any treasure.”
— a player, Steam review · 1 hrs playedPlayer activity
Monthly average concurrent players. History through 2026-08 via SteamCharts; self-collected from the Steam API since Aug 2026.
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.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
In Sink is OUT NOW 🧩
You’ve partnered up and puzzled your way through the prologue. Now it’s time to face the portals. In Sink is officially OUT NOW! Check out our official launch trailer below 👇 Dive into 'In Sink' with
Sink or Swim in Our Latest Demo!
Don't puzzle over when you’ll next get to play In Sink, we've got the answers! We have an exciting new demo for you to explore! The demo showcases a design refresh with updated artwork, new character
In Sink Launches November 12th
Grab your player 2 and get ready to dive deep into a world of mind-bending co-op puzzles. We’re thrilled to announce that In Sink will launch on November 12th! Check out our release date reveal traile
Play In Sink at BitSummit
Dive into 'In Sink' with a friend, where being shipwrecked is just the beginning of your co-operative adventure! We’re excited to announce that we'll be showcasing a playable demo of In Sink at BitSum
Developer Diary #3 - Colorblind Accessibility
Welcome to our third developer diary! Today we will be taking a look at how incorporating colorblind accessibility has profoundly changed our approach to our game design! https://store.steampowered.co
Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-26.
| Genres | Adventure, Casual, Indie, Free To Play |
| Player tags | Online Co-Op · Puzzle · Multiplayer · Escape Room · Free to Play · Co-op · Casual · Indie · Adventure · Strategy · First-Person · 3D (Steam store community voting) |
| Features | Multi-player · Co-op · Online Co-op · Steam Achievements · Family Sharing |
| Languages | English, French, Italian, German, Spanish - Spain, Arabic, Bulgarian, Czech, Danish, Dutch, Finnish, Greek, Hungarian, Japanese, Korean, Norwegian, Polish, Portuguese - Brazil, Portuguese - Portugal, Romanian, Russian, S… |
| Achievements | 4 |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS: Windows 10 (64-bit) or newer Processor: Intel Core i5-4150 or AMD FX-4300 Memory: 4 GB RAM Graphics: NVIDIA GeForce GTX 460 or AMD Radeon R7 250X Network: Broadband Internet connection Storage: 2 GB available space