·1 platform·Adventure
Co-op support
1 of 6 modesBackrooms: Facility Unknown has online co-op on PC. There is no split-screen on any platform.
Online Co-op
Play together over the internet
| Platform | Online | Couch | Split-screen | LAN | Drop-in | Campaign | Online max | Local max |
|---|---|---|---|---|---|---|---|---|
 | – | – |
supportednot supportedVerified against Steam store categories and Co-Optimus
Not supported/Local Co-op · Split-screen · LAN Play · Drop-in / Drop-out · Campaign Co-op
About
Developed by Triple E Games, Backrooms: Facility Unknown is an adventure / indie game released on Oct 24, 2025.
Screenshots
Details
ReleasedOct 24, 2025
DeveloperTriple E Games
PublisherTriple E Games
Age rating—
Players—
Steam reviews52% of 27 · Mixed
Available on
PC1 of 6
Tags
ActionHorrorSurvival
