How many people are playing Sublustrum Playtest right now?

Sublustrum Playtest is app 4191280 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of Sublustrum Playtest?

45 concurrent players on 7 Sep 2026.

Sublustrum Playtest was released on Steam on 7 Sep 2026.

6 announcements · from Sublustrum Playtest’s Steam news feed

All gamesRead every half hour while active

Published	Kind	Announcement	Build
15 Jun 2026, 13:33 UTC	Community	50,000 wishlists for Sublustrum — thank you! We’re grateful to everyone who has followed the game, added it to their wishlist, and supported its return. It means a lot to us to see so many players looking forward to stepping back into this world. More news about Sublustrum , including updates on the demo, will be shared soon. You can also follow Sublustrum here: · X: · Instagram: · Reddit: reddit.com/r/Sublustrum · Discord: Thank you for…	—
12 Dec 2025, 16:11 UTC	Community	Inside Sublustrum: Inspirations Behind the Game Sublustrum is a video game built entirely around atmosphere. Its world draws from decadence, steampunk, and surrealism while its story touches the irrational and the unconscious’ dreams and memories. It becomes a tale exploring the possibilities of consciousness and the limits of human perception. Sublustrum draws from many of the interests of its creators, authors of the game, such as arthouse…	—
26 Nov 2025, 14:35 UTC	Community	Sublustrum Returns in 2026, Reimagined We’re excited to announce that Sublustrum, the 2008 cult psychological adventure, is coming back, completely reinvented. The remake has been expanded, enhanced, and rebuilt as a fully explorable 3D experience, with new puzzles and enriched storylines ready to be discovered. Step into a fractured dreamscape, where every sound, shadow, and mechanism holds meaning. An introspective journey through…	—