How many people are playing Backrooms Lost Unit Playtest right now?

Backrooms Lost Unit Playtest is app 4288560 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of Backrooms Lost Unit Playtest?

3 concurrent players on 14 Oct 2026.

When was Backrooms Lost Unit Playtest released on Steam?

Backrooms Lost Unit Playtest was released on Steam on 9 Apr 2026.

Status

SteamPeaks

Backrooms Lost Unit Playtest

BetaApp ID 4,288,560Released 9 Apr 2026

Playing now

All-time peak

22:28 UTC · 15 Oct 2026steampeaks.com

WindowsEngine —

View on SteamSteamCompare

App ID4,288,560

Release date9 Apr 2026

Engine—

Install size11.2 GB

TypeBeta

Last update13 Oct 2026

Steam Deck—

DLC0

Developer—

Changenumber39,879,962

Price—

Packages0

Publisher—

SystemsWindows

Followers—

Depots1

Compare this game

Backrooms Lost Unit Playtest

Released 9 Apr 2026·App 4288560

Steam user reviews

Not enough reviews yet

0 so far · summary at 10

SteamPeaks Rating

Not enough reviews yet

Rated from 10 reviews

How it works

Last seen

Sampled 40 hours ago · not a live figure

—of peak

All-time peak

14 Oct 2026

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