Sunless Sea
- First release
- Feb 06, 2015
- Publisher
- Failbetter Games
- Engine
- Unity
- Genres
- Role-playing (RPG), Indie, Adventure, Strategy, Real Time Strategy (RTS) · Mystery, Fantasy, Horror, Thriller, Survival, Historical
- Platforms
- PC (Microsoft Windows), Mac, iOS, Linux
Attributes
Details
Storyline, release dates, time to beat, age ratings, modes, links, keywords
- Release dates
- PC (Microsoft Windows)
- Feb 06, 2015
- Mac
- Feb 06, 2015
- Linux
- Feb 25, 2016
All 4 release dates
- iOS
- Mar 23, 2017
- Time to beatIGDB · recorded
- Main Story
- 22h
- Main + Extras
- 62h
- Completionist
- 124h
- Age ratings
- GRAC 15
- Game modes
- Single player
- Perspective
- Bird view / Isometric
- Where to buy
- External links
- YouTube (opens in a new tab)Wiki (opens in a new tab)X (opens in a new tab)Reddit (opens in a new tab)Wikipedia (opens in a new tab)Steam (opens in a new tab)App Store (opens in a new tab)discordapp.com (opens in a new tab)Official site (opens in a new tab)Instagram (opens in a new tab)App Store (opens in a new tab)Twitch (opens in a new tab)Facebook (opens in a new tab)
- Keywords
- pirates, fishing, procedural generation, steampunk, steam
… All 19
, procedural generation, steampunk, steam, lovecraftian, sailing, billiards, crowdfunding - kickstarter, crowdfunding, digital distribution, single-player only, pre-release public testing, aquatic, real-time combat, crowd funded, pausable real time combat, sea monster, lgbtq+
At a Glance
- Critic Score
- 85
- Main Story (IGDB)
- 22h
- Main + Extras (IGDB)
- 62h
- Completionist (IGDB)
- 124h
Overview
Steam review summary
Steam users rate this Very Positive, 7,634 reviews in all languages, recorded 16 October 2026
Valve's summary of Steam user reviews. Valve counts only reviews from purchases on Steam, not key activations, and leaves out review periods it has marked as off-topic. It isn't part of the CritScore score.
Review summary: SteamSteam data provided via the Steam Web API (opens in a new tab)Not affiliated with Valve →
How it plays
From Steam
- Exploration
- Lovecraftian
- Survival
- Story Rich
- Dark
- Adventure
- Atmospheric
- Singleplayer
Steam content notes
- Nudity or Sexual Content
- General Mature Content
Steam's content categories for this game, based on what the developer told Steam. They aren't an official classification, and the game may include content they don't list.
Tags and content notes: SteamSteam data provided via the Steam Web API (opens in a new tab)Not affiliated with Valve →
Languages
- Englishinterface, audio
Language data: IGDB · recorded 29 Oct 2026
Features
Steam features
- Steam Achievements
- Steam Cloud saves
- Steam Family Sharing
Feature data: SteamSteam data provided via the Steam Web API (opens in a new tab)Not affiliated with Valve →
Steam Deck
Valve rates this game Playable · recorded 16 Oct 2026
Check on Steam →Steam Deck compatibility data: Valve, via the Steam Web APISteam data provided via the Steam Web API (opens in a new tab)Not affiliated with Valve →
Media
Screenshots
Videos
Community
Player reviews
Be the first to review
Behind the game
Related
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Expansions
Add-ons & Ports
About storefront and compatibility information
Compatibility, feature and availability information shown on this page is recorded from the storefronts and services named against each fact, on the dates shown. Steam and the Steam logo are trademarks of Valve Corporation; Steam data is provided via the Steam Web API. Other product and service names are trademarks of their respective owners. CritScore is not affiliated with, endorsed by, sponsored by or certified by Valve Corporation or any other storefront or platform holder, and does not itself test or certify any game.
