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BackRooms:Lost

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App ID 2924300
App Type Game
Store Name Backrooms: Lost
Developer ,
Publisher TuJi Game, MuMei Game design
Franchise Backroom Lost
Supported Systems Windows
Technologies Unreal Engine
Last Changenumber 28350437
Last Record Update 7 April 2025 – 17:15:44 UTC ()
Release Date 25 July 2024 – 21:33:05 UTC ()
❓ 52.83%
63 reviews
0
In-Game

Backrooms: Lost supports multiplayer, allowing players to navigate mysterious environments, evading lethal entities while striving to escape. All future content updates, like new levels and game modes, will remain complimentary.

Additional Information

Developer TuJi Game
community_visible_stats Yes
ReleaseState released
Publisher TuJi Game
Store Release Date 25 July 2024 – 21:33:08 UTC ()
osarch empty string
community_hub_visible Yes
Social Media https://discord.gg/tkZhakPb
https://qm.qq.com/q/u4ZmdoBHGM
https://space.bilibili.com/78499380
https://www.twitch.tv/backrooms_lost
https://weibo.com/u/6325755542
https://www.youtube.com/channel/UCRx3AJX3vn9F1WhfOOoP-_Q
Primary Genre Adventure (25)
Store Genres Action (1), Adventure (25), Indie (23), RPG (3), Simulation (28), Early Access (70)
Steam Release Date 25 July 2024 – 21:33:05 UTC ()
Store Asset Modification Time 20 December 2024 – 16:13:44 UTC () (1734711224)
library_assets
library_capsuleen
library_heroen
library_logoen
library_headeren
logo_position ↴
pinned_positionBottomLeft
width_pct40.617848970251714
height_pct38.221885044740944
osextended empty string
review_score 5
review_percentage 53
Has a Playtest Yes
Detected Technologies (?) Unreal Engine, Intel_OID SDK, Intel_oneTBB SDK, NVIDIA_Nsight_Aftermath SDK, Ogg SDK, Vorbis SDK, XAudio2 SDK
controllertagwizard Yes
Early Access Release Date 25 July 2024 – 00:00:00 UTC ()
First seen on SteamDB 3 April 2024 – 08:48:12 UTC (), in changelist #23010630

Supported Languages

5 Languages Interface Full Audio Subtitles
English Yes Yes Yes
Simplified Chinese Yes Yes
French Yes Yes
Russian Yes Yes
Japanese Yes Yes

Tags

👥 Online Co-Op 😱 Horror 🕹️ Multiplayer 🕴 Psychological Horror 🗺️ Adventure 💥 Action 🏰 Dungeon Crawler 🌎 Immersive Sim 📏 Linear 🗝️ Escape Room 🙌 First-Person 🖥️ Simulation 🎲 RPG 🌱 Indie 🌱 Realistic ⚡ Quick-Time Events 🐤 Early Access 🔪 Thriller 🌫 Atmospheric 💥 Action RPG

Categories

Single-player Online PvP Online Co-op Steam Achievements Captions available Family Sharing Early Access Profile Features Limited Multi-player Co-op PvP

Assets

Load all asset images
clienticon 1bad1a7b4c7d9ad67c16183bb7b0d87e364b2c17
clienttga 1ac01b5aac28521d55a7819f2fef845371f6c3b9
icon cd1061f05e06ae90e16a435d5a01a0cf6407dac6
clienticns 1bad1a7b4c7d9ad67c16183bb7b0d87e364b2c17
LinuxClientIcon 9bdc2c81956dd673d3c7269b9cdf91acbf4a1138
small_capsule
englishf1893156b8b4a98b3fbb53d882e9391e19dd2029/capsule_231x87.jpg
header_image
englishheader.jpg
library_assets_full
library_capsule ↴
image2x/englishlibrary_600x900_2x.jpg
image/englishlibrary_600x900.jpg
library_hero ↴
image/englishlibrary_hero.jpg
image2x/englishlibrary_hero_2x.jpg
library_logo ↴
image/englishlogo.png
logo_position/pinned_positionBottomLeft
logo_position/width_pct40.617848970251714
logo_position/height_pct38.221885044740944
library_header ↴
image/englishlibrary_header.jpg
image2x/englishlibrary_header_2x.jpg
Assets
main_capsule842e8afb1f6b735f31975ca75fe94473928f2405/capsule_616x353.jpg
small_capsulef1893156b8b4a98b3fbb53d882e9391e19dd2029/capsule_231x87.jpg
headerheader.jpg
page_backgroundpage_bg_generated_v6b.jpg
hero_capsule1097246069523cfc0a3ea06c3320cbb316cd8cdf/hero_capsule.jpg
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library_capsulelibrary_600x900.jpg
library_capsule_2xlibrary_600x900_2x.jpg
library_herolibrary_hero.jpg
library_hero_2xlibrary_hero_2x.jpg
community_iconcd1061f05e06ae90e16a435d5a01a0cf6407dac6.jpg
page_background_pathapp/2924300
raw_page_backgroundpage_bg_raw.jpg
timestamp31 December 2024 – 12:20:40 UTC
Trailers
257083869 ↴
trailer_namebackroom_lost V0.2 CG
trailer_category0
trailer_480p/video/webm257083869/movie480_vp9.webm
trailer_480p/video/mp4257083869/movie480.mp4
trailer_max/video/webm257083869/movie_max_vp9.webm
trailer_max/video/mp4257083869/movie_max.mp4
microtrailer/video/webm257083869/microtrailer.webm
microtrailer/video/mp4257083869/microtrailer.mp4
screenshot_medium257083869/e7ab8b597f0cf1e2836aa273324f14e181309425/movie_600x337.jpg
screenshot_full257083869/e7ab8b597f0cf1e2836aa273324f14e181309425/movie_full.jpg
trailer_base_id802922
all_agestrue
is_highlighttrue
timestamp1734711898
257051993 ↴
trailer_nameVERSION 0.1 major updates!
trailer_category3
trailer_480p/video/webm257051993/movie480_vp9.webm
trailer_480p/video/mp4257051993/movie480.mp4
trailer_max/video/webm257051993/movie_max_vp9.webm
trailer_max/video/mp4257051993/movie_max.mp4
microtrailer/video/webm257051993/microtrailer.webm
microtrailer/video/mp4257051993/microtrailer.mp4
screenshot_medium257051993/movie.293x165.jpg
screenshot_full257051993/movie_full.jpg
trailer_base_id730656
all_agestrue
is_highlighttrue
timestamp1725368003

Depots

ID Configuration Size DL.
228989 Windows Shared InstallDepot from 228980VC 2022 Redist No size
228990 Windows Shared InstallDepot from 228980DirectX Jun 2010 Redist No size
2924301 Windows 13.57 GiB 12.93 GiB

Total size on disk is 13.57 GiB and total download size is 12.93 GiB.

Branches

Name Description Build ID Time Updated
public 16956007 10 January 2025 – 04:18:08 UTC

Other

Name Value
baselanguages English, French, Simplified Chinese, Traditional Chinese, Russian, Japanese
hasdepotsindlc 0
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