Backrooms Lost Unit Playtest
Last seen
0Sampled 3 days ago · not a live figure
—of peak
All-time peak
39 Oct 2026
Update history
A permanent record of every observed change.
Last seen
0Sampled 3 days ago · not a live figure
All-time peak
39 Oct 2026
A permanent record of every observed change.
| Status | Key | Previous value | New value |
|---|---|---|---|
| Edited | Release statecommon.releasestate | released | disabled |
| Removed | Steam release datecommon.steam_release_date | 9 Apr 2026, 14:23:52 UTC1775744632 | Removed from source |
| Edited | playtestinviteendtimeextended.playtestinviteendtime | 1,787,840,9421787840942 | 1,791,212,1401791212140+3,371,198 |
| Status | Key | Previous value | New value |
|---|---|---|---|
| Branches · 3 | |||
| Edited | Build ID on publicdepots.branches.public.buildid | 25857956 | 25897481 |
| Edited | Build time on publicdepots.branches.public.timebuildupdated | 11 Oct 2026, 00:57:28 UTC1791680248 | 13 Oct 2026, 02:33:01 UTC1791858781 |
| Edited | Updated time on publicdepots.branches.public.timeupdated | 14 Oct 2026, 02:46:18 UTC1791945978 | 14 Oct 2026, 02:53:14 UTC1791946394 |
| Depots · 3 | |||
| Status | Key | Previous value | New value |
|---|---|---|---|
| Branches · 3 | |||
| Edited | Build ID on publicdepots.branches.public.buildid | 25896067 | 25897481 |
| Edited | Build time on publicdepots.branches.public.timebuildupdated | 13 Oct 2026, 01:01:59 UTC1791853319 | 13 Oct 2026, 02:33:01 UTC1791858781 |
| Edited | Updated time on publicdepots.branches.public.timeupdated | 13 Oct 2026, 01:03:09 UTC1791853389 | 13 Oct 2026, 02:33:29 UTC1791858809 |
| Depots · 3 | |||
| Status | Key | Previous value | New value |
|---|---|---|---|
| Branches · 3 | |||
| Edited | Build ID on publicdepots.branches.public.buildid | 25836309 | 25857956 |
| Edited | Build time on publicdepots.branches.public.timebuildupdated | 9 Oct 2026, 18:19:29 UTC1791569969 | 11 Oct 2026, 00:57:28 UTC1791680248 |
| Edited | Updated time on publicdepots.branches.public.timeupdated | 9 Oct 2026, 18:20:18 UTC1791570018 | 11 Oct 2026, 00:58:39 UTC1791680319 |
| Depots · 3 | |||
| Status | Key | Previous value | New value |
|---|---|---|---|
| Branches · 3 | |||
| Edited | Build ID on publicdepots.branches.public.buildid | 25680274 | 25836309 |
| Edited | Build time on publicdepots.branches.public.timebuildupdated | 2 Oct 2026, 15:15:33 UTC1790954133 | 9 Oct 2026, 18:19:29 UTC1791569969 |
| Edited | Updated time on publicdepots.branches.public.timeupdated | 2 Oct 2026, 15:16:09 UTC1790954169 | 9 Oct 2026, 18:20:18 UTC1791570018 |
| Depots · 3 | |||
| Status | Key | Previous value | New value |
|---|---|---|---|
| Status | Key | Previous value | New value |
|---|---|---|---|
| Branches · 3 | |||
| Edited | Build ID on publicdepots.branches.public.buildid | 25661685 | 25662262 |
| Edited | Build time on publicdepots.branches.public.timebuildupdated | 1 Oct 2026, 20:03:04 UTC1790884984 | 1 Oct 2026, 20:37:15 UTC1790887035 |
| Edited | Updated time on publicdepots.branches.public.timeupdated | 1 Oct 2026, 20:11:58 UTC1790885518 | 1 Oct 2026, 20:39:33 UTC1790887173 |
| Depots · 3 | |||
| Status | Key | Previous value | New value |
|---|---|---|---|
| Branches · 3 | |||
| Added | Build ID on publicdepots.branches.public.buildid | — | 25539236 |
| Added | Build time on publicdepots.branches.public.timebuildupdated | — | 25 Sep 2026, 22:45:07 UTC1790376307 |
| Added | Updated time on publicdepots.branches.public.timeupdated | — | 25 Sep 2026, 22:52:49 UTC1790376769 |
| Depots · 10 | |||
| Depot 228989 | |||
| Added | |||
| Edited |
| Download size on publicdepots.4288561.manifests.public.download |
| 10.57 GB11354454352 |
| 10.58 GB11356271552+1.7 MB |
| Edited | Manifest on publicdepots.4288561.manifests.public.gid | 2123975534830176898 | 2588377592850965825 |
| Edited | Size on disk on publicdepots.4288561.manifests.public.size | 11.16 GB11978681790 | 11.16 GB11978426721−249 KB |
| Status | Key | Previous value | New value |
|---|---|---|---|
| Branches · 3 | |||
| Edited | Build ID on publicdepots.branches.public.buildid | 25897481 | 25857956 |
| Edited | Build time on publicdepots.branches.public.timebuildupdated | 13 Oct 2026, 02:33:01 UTC1791858781 | 11 Oct 2026, 00:57:28 UTC1791680248 |
| Edited | Updated time on publicdepots.branches.public.timeupdated | 13 Oct 2026, 02:33:29 UTC1791858809 | 14 Oct 2026, 02:46:18 UTC1791945978 |
| Depots · 3 | |||
| Edited | Download size on publicdepots.4288561.manifests.public.download | 10.58 GB11356271552 | 10.57 GB11354454352−1.7 MB |
| Edited | Manifest on publicdepots.4288561.manifests.public.gid | 2588377592850965825 | 2123975534830176898 |
| Edited | Size on disk on publicdepots.4288561.manifests.public.size | 11.16 GB11978426721 | 11.16 GB11978681790+249 KB |
| Edited | Download size on publicdepots.4288561.manifests.public.download | 10.58 GB11355006256 | 10.58 GB11356271552+1.2 MB |
| Edited | Manifest on publicdepots.4288561.manifests.public.gid | 6735202262118727754 | 2588377592850965825 |
| Edited | Size on disk on publicdepots.4288561.manifests.public.size | 11.16 GB11978338907 | 11.16 GB11978426721+86 KB |
| Status | Key | Previous value | New value |
|---|---|---|---|
| Branches · 3 | |||
| Edited | Build ID on publicdepots.branches.public.buildid | 25857956 | 25896067 |
| Edited | Build time on publicdepots.branches.public.timebuildupdated | 11 Oct 2026, 00:57:28 UTC1791680248 | 13 Oct 2026, 01:01:59 UTC1791853319 |
| Edited | Updated time on publicdepots.branches.public.timeupdated | 11 Oct 2026, 00:58:39 UTC1791680319 | 13 Oct 2026, 01:03:09 UTC1791853389 |
| Depots · 3 | |||
| Edited | Download size on publicdepots.4288561.manifests.public.download | 10.57 GB11354454352 | 10.58 GB11355006256+539 KB |
| Edited | Manifest on publicdepots.4288561.manifests.public.gid | 2123975534830176898 | 6735202262118727754 |
| Edited | Size on disk on publicdepots.4288561.manifests.public.size | 11.16 GB11978681790 | 11.16 GB11978338907−335 KB |
| Edited |
| Download size on publicdepots.4288561.manifests.public.download |
| 8.71 GB9351056592 |
| 10.57 GB11354454352+1.87 GB |
| Edited | Manifest on publicdepots.4288561.manifests.public.gid | 7829383576990801423 | 2123975534830176898 |
| Edited | Size on disk on publicdepots.4288561.manifests.public.size | 9.13 GB9798771545 | 11.16 GB11978681790+2.03 GB |
| Edited |
| Download size on publicdepots.4288561.manifests.public.download |
| 10.53 GB11302776304 |
| 8.71 GB9351056592−1.82 GB |
| Edited | Manifest on publicdepots.4288561.manifests.public.gid | 2480508194209017145 | 7829383576990801423 |
| Edited | Size on disk on publicdepots.4288561.manifests.public.size | 11.05 GB11864040576 | 9.13 GB9798771545−1.92 GB |
| Branches · 3 |
| Edited | Build ID on publicdepots.branches.public.buildid | 25679813 | 25680274 |
| Edited | Build time on publicdepots.branches.public.timebuildupdated | 2 Oct 2026, 14:54:54 UTC1790952894 | 2 Oct 2026, 15:15:33 UTC1790954133 |
| Edited | Updated time on publicdepots.branches.public.timeupdated | 2 Oct 2026, 14:56:43 UTC1790953003 | 2 Oct 2026, 15:16:09 UTC1790954169 |
| Depots · 3 |
| Edited | Download size on publicdepots.4288561.manifests.public.download | 10.53 GB11302764976 | 10.53 GB11302776304+11 KB |
| Edited | Manifest on publicdepots.4288561.manifests.public.gid | 390536511515164110 | 2480508194209017145 |
| Edited | Size on disk on publicdepots.4288561.manifests.public.size | 11.05 GB11864038528 | 11.05 GB11864040576+2 KB |
| Status | Key | Previous value | New value |
|---|---|---|---|
| Branches · 3 | |||
| Edited | Build ID on publicdepots.branches.public.buildid | 25662262 | 25679813 |
| Edited | Build time on publicdepots.branches.public.timebuildupdated | 1 Oct 2026, 20:37:15 UTC1790887035 | 2 Oct 2026, 14:54:54 UTC1790952894 |
| Edited | Updated time on publicdepots.branches.public.timeupdated | 1 Oct 2026, 20:39:33 UTC1790887173 | 2 Oct 2026, 14:56:43 UTC1790953003 |
| Depots · 3 | |||
| Edited | Download size on publicdepots.4288561.manifests.public.download | 10.53 GB11303029616 | 10.53 GB11302764976−258 KB |
| Edited | Manifest on publicdepots.4288561.manifests.public.gid | 1408358018207873076 | 390536511515164110 |
| Edited | Size on disk on publicdepots.4288561.manifests.public.size | 11.05 GB11864038531 | 11.05 GB11864038528−3 B |
| Edited |
| Download size on publicdepots.4288561.manifests.public.download |
| 10.53 GB11302719408 |
| 10.53 GB11303029616+303 KB |
| Edited | Manifest on publicdepots.4288561.manifests.public.gid | 8602382296376901415 | 1408358018207873076 |
| Edited | Size on disk on publicdepots.4288561.manifests.public.size | 11.05 GB11864040579 | 11.05 GB11864038531−2 KB |
| Status | Key | Previous value | New value |
|---|---|---|---|
| Branches · 3 | |||
| Edited | Build ID on publicdepots.branches.public.buildid | 25539236 | 25661685 |
| Edited | Build time on publicdepots.branches.public.timebuildupdated | 25 Sep 2026, 22:45:07 UTC1790376307 | 1 Oct 2026, 20:03:04 UTC1790884984 |
| Edited | Updated time on publicdepots.branches.public.timeupdated | 25 Sep 2026, 22:52:49 UTC1790376769 | 1 Oct 2026, 20:11:58 UTC1790885518 |
| Depots · 3 | |||
| Edited | Download size on publicdepots.4288561.manifests.public.download | 10.74 GB11534945296 | 10.53 GB11302719408−221.5 MB |
| Edited | Manifest on publicdepots.4288561.manifests.public.gid | 5537068019846586312 | 8602382296376901415 |
| Edited | Size on disk on publicdepots.4288561.manifests.public.size | 11.27 GB12100195128 | 11.05 GB11864040579−225.2 MB |
| Operating systemsdepots.228989.config.oslist |
| — |
| windows |
| Added | Depot from appdepots.228989.depotfromapp | — | 228980 |
| Added | Shared installdepots.228989.sharedinstall | — | 1 |
| Depot 228990 |
| Added | Operating systemsdepots.228990.config.oslist | — | windows |
| Added | Depot from appdepots.228990.depotfromapp | — | 228980 |
| Added | Shared installdepots.228990.sharedinstall | — | 1 |
| Depot 4288561 |
| Added | Operating systemsdepots.4288561.config.oslist | — | windows |
| Added | Download size on publicdepots.4288561.manifests.public.download | — | 10.74 GB11534945296 |
| Added | Manifest on publicdepots.4288561.manifests.public.gid | — | 5537068019846586312 |
| Added | Size on disk on publicdepots.4288561.manifests.public.size | — | 11.27 GB12100195128 |
| Store · 30 |
| Added | associationscommon.associations | — | — |
| Added | categorycommon.category | — | — |
| Added | community_hub_visiblecommon.community_hub_visible | — | 1 |
| Added | exfglscommon.exfgls | — | 6 |
| Added | Game IDcommon.gameid | — | 4288560 |
| Added | library_assets_full · library_logo · logo_position · height_pctcommon.library_assets_full.library_logo.logo_position.height_pct | — | 70.91627547685543 |
| Added | library_assets_full · library_logo · logo_position · pinned_positioncommon.library_assets_full.library_logo.logo_position.pinned_position | — | BottomLeft |
| Added | library_assets_full · library_logo · logo_position · width_pctcommon.library_assets_full.library_logo.logo_position.width_pct | — | 67.13286713286713 |
| Added | library_assets · library_capsulecommon.library_assets.library_capsule | — | en |
| Added | library_assets · library_headercommon.library_assets.library_header | — | en |
| Added | library_assets · library_herocommon.library_assets.library_hero | — | en |
| Added | library_assets · library_hero_blurcommon.library_assets.library_hero_blur | — | en |
| Added | library_assets · library_logocommon.library_assets.library_logo | — | en |
| Added | library_assets · logo_position · height_pctcommon.library_assets.logo_position.height_pct | — | 70.91627547685543 |
| Added | library_assets · logo_position · pinned_positioncommon.library_assets.logo_position.pinned_position | — | BottomLeft |
| Added | library_assets · logo_position · width_pctcommon.library_assets.logo_position.width_pct | — | 67.13286713286713 |
| Added | Namecommon.name | — | Backrooms Lost Unit Playtest |
| Added | Architecturecommon.osarch | — |
| Added | osextendedcommon.osextended | — |
| Added | Operating systemscommon.oslist | — | Windowswindows |
| Added | Parent appcommon.parent | — | 4279040 |
| Added | primary_genrecommon.primary_genre | — | 0 |
| Added | Release statecommon.releasestate | — | released |
| Added | Steam release datecommon.steam_release_date | — | 9 Apr 2026, 14:23:52 UTC1775744632 |
| Added | store_asset_mtimecommon.store_asset_mtime | — | 1767209877 |
| Added | Typecommon.type | — | Beta |
| Added | deckresolutionoverrideextended.deckresolutionoverride | — | Default |
| Added | playtest_typeextended.playtest_type | — | 0 |
| Added | playtestinvitecountextended.playtestinvitecount | — | 1 |
| Added | playtestinviteendtimeextended.playtestinviteendtime | — | 1787840942 |
| Assets · 13 |
| Added | Client iconcommon.clienticon | — | a77df55f9f49d401a5dadd2c2d18dd19c4fd7f08 |
| Added | Header imagecommon.header_image.english | — | 78d00f78…/header.jpg |
| Added | Iconcommon.icon | — | a77df55f9f49d401a5dadd2c2d18dd19c4fd7f08 |
| Added | library_capsule · image · englishcommon.library_assets_full.library_capsule.image.english | — | c6fe44de…/library_capsule.jpg |
| Added | library_capsule · image2x · englishcommon.library_assets_full.library_capsule.image2x.english | — | c6fe44de…/library_capsule_2x.jpg |
| Added | library_header · image · englishcommon.library_assets_full.library_header.image.english | — | f2369284…/library_header.jpg |
| Added | library_header · image2x · englishcommon.library_assets_full.library_header.image2x.english | — | f2369284…/library_header_2x.jpg |
| Added | library_hero_blur · image · englishcommon.library_assets_full.library_hero_blur.image.english | — | 4dd37b25…/library_hero_blur.jpg |
| Added | library_hero · image · englishcommon.library_assets_full.library_hero.image.english | — | 4dd37b25…/library_hero.jpg |
| Added | library_hero · image2x · englishcommon.library_assets_full.library_hero.image2x.english | — | 4dd37b25…/library_hero_2x.jpg |
| Added | library_logo · image · englishcommon.library_assets_full.library_logo.image.english | — | d7167f0b…/logo.png |
| Added | library_logo · image2x · englishcommon.library_assets_full.library_logo.image2x.english | — | d7167f0b…/logo_2x.png |
| Added | small_capsule · englishcommon.small_capsule.english | — | 1d64bb5b…/capsule_231x87.jpg |
| Launch options · 5 |
| Added | Install directoryconfig.installdir | — | Backrooms Lost Unit |
| Added | Launch option 0 · oslistconfig.launch.0.config.oslist | — | windows |
| Added | Launch option 0 · executableconfig.launch.0.executable | — | BackroomsProject.exe |
| Added | Launch option 0 · typeconfig.launch.0.type | — | default |
| Added | uselaunchcommandlineconfig.uselaunchcommandline | — | 1 |
| Cloud saves · 2 |
| Added | Cloud max filesufs.maxnumfiles | — | 1000 |
| Added | Cloud quotaufs.quota | — | 100 B100 |
| Other · 2 |
| Added | appid | — | 4288560 |
| Added | Depot base languagesdepots.baselanguages | — | english |