

Backrooms Lost Runners
- 2+players
- PC
Backrooms Lost Runners is a co-op survival horror with team play, voice-reactive AI, and immersive puzzles. This isn’t a “walking simulator”: explore liminal spaces, outsmart entities, and remember—even a whisper can give you away.
Who can play
Store (how we check facts)- Split-screen is not confirmed.
- Online on PC. How many can join is not confirmed.
- Whether one copy is enough is not confirmed.
How it plays
Is it good
74%
Mostly positive on Steam
Steam Deck Playable
Every way to play together
Steam lists online co-op for PC. Player counts are not confirmed yet. 74% positive of 650 Steam reviews.
- 2+
Quick facts
- Developer
- ShimStudioGames
- Platforms
- PC
- Released
- 17 Jun 2026 on PC
- Early access
- Still in early access on Steam
- Languages
- Text in 17 languages, voices in English
In these lists
Answers
- Does Backrooms Lost Runners have couch co-op?
- No same-screen play is confirmed. The Steam listing does not include it on PC. Online play is the way to play it together.
- Do you need two copies of Backrooms Lost Runners?
- No one-copy option is listed, so expect each player online to need their own copy.
- Does Backrooms Lost Runners work on Steam Deck?
- Yes, with some extra steps: Steam rates it Playable for Steam Deck.
- Is Backrooms Lost Runners free?
- No, it's a paid game.






















