Navigate, survive, explore! Roam a vast underground ocean in a customised steamship. Trade with strange new lands. Battle sea monsters. Smuggle souls. Seduce your crew. Go mad and hallucinate lizards. You are the captain. It’s your call…

Find out more

Thirty years ago, London was stolen. Now it rests on the shore of the Unterzee, that old dark ocean under the world. Hell is close, immortality is cheap, and the screaming has largely stopped…

Enter the city

Failbetter Games

Purveyors of only the finest examples of interactive narrative – Failbetter are an independent games studio, creating games and stories mostly set in the Fallen London Universe. At present there’s Fallen London itself, a highly acclaimed Victorian fantasy RPG set in a unique subterranean city, and Sunless Sea, an exploration and trading game set in a vast underground ocean of the same world.

Read more

Latest news

Sunless Sea Sales and Funding Deep Dive, Part II: Greenlight
Mar 25, 12:00am

In this post, we’ll be talking about our Greenlight campaign and pre-orders. In part I, we covered our Kickstarter. Pre-Orders Once our Kickstarter ended, we started taking pre-orders. We never made pre-orders available on any store – we just sold them on our website through a Humble Widget, at a 15% discount on the full retail price. Here’s a […]

Read more

Sunless Sea Sales and Funding Deep Dive, Part I: Kickstarter
Mar 24, 12:00am

Hello! Adam here. It’s been over a month now since Sunless Sea left early access. It was our first downloadable game. We weren’t entirely sure what to expect. Back in early 2013, when we first considered making it, very few kickstarted games had been released. Greenlight was less than a year old. And there wasn’t […]

Read more


Mar 30, 10:05pm

#SunlessSeaOST will feature extended and reworked tracks. We have been listening to them for a week and can confirm that they are gorgeous.

Mar 30, 9:51am

We are working on extended and reworked tracks for #SunlessSeaOST. It is sounding lush and exciting. Release date coming soon.

Mar 27, 10:35pm

#SunlessSea sales and funding blog, part three: Early Access and final release!

Follow us 


Sign up to our mailing list for news and updates.