Last 7 days · history since Nov 1, 2026
Screenshots, achievements, specs, every price change and sale we've seen on Steam, and trading cards.
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Steam prices for United States (change the country in the top bar), and Steam keys from authorized stores.
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100% positive of 3 · 3 user reviews · Live from Steam
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Build an underground city in this 2D colony sim. Dig, connect production chains and manage workers whose needs can’t wait. Face earthquakes, make difficult choices and explore forgotten regions as you lead a refuge toward a future beyond survival.
Live data from Steam, tracked by SteamPlayerBase.
No authorized Steam key store lists this game right now.
What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 100% on 2026-11-02 → 100% today (3 reviews)
Not tested by Valve yet. Results from Valve's own testing.
Valve hasn't published test details for this game.
1 item on Steam, newest first.

Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
Changed: Windows, Mac (2 downloads)
Changed: Windows, Mac (2 downloads)
Hi everyone! This update makes colony management clearer and improves workforce and family behaviour. Clearer alerts: Brief delivery waits and routine automatic maintenance are better distinguished from problems needing your attention. Repeated notifications h…
https://clan.akamai.steamstatic.com/images/46315909/a750d4b352b11454001953769e95c836c0094062.png Hi everyone, This week's update is about making life underground feel more alive, and making the way you lead your colony matter more. Your feedback has shaped a l…
Hi everyone! I've set up an EVUK Games Discord for The Undercity: Last Light, and I'd love to see you there. It's a place to share your colony screenshots, ask questions, report bugs, or tell me what you'd like to see improved. I'll also share updates and deve…
The day is finally here: The Undercity: Last Light is now available in Early Access on Windows and macOS! Thank you to everyone who tried the playtest, shared feedback, watched a video, or added the game to their wishlist. Your questions and playthroughs have …
https://clan.fastly.steamstatic.com/images/46315909/9da69e2aca5992c0bd4717a696c467574905f8da.png Hello everyone, The Undercity: Last Light is coming to Steam Early Access on October 30, 2026! I’m the solo developer behind the game. To everyone who has tried th…