Backrooms Lost Runners Demo
| App ID | 3971460 |
| App Type | Demo |
| Developer | ShimStudioGames |
| Publisher | ShimStudioGames |
| Supported Systems | Windows |
| Technologies | Unreal Engine |
| Last Changenumber | 31914046 |
| Last Record Update | 26 October 2025 – 23:21:03 UTC ( |
| Release Date | 11 October 2025 – 23:08:59 UTC ( |
| Parent App | Backrooms Lost Runners (3072120) |
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.
Additional Information
This demo is excluded from Steam Family Sharing because: This content type cannot be shared
| Developer | ShimStudioGames | |||||||||||||||||||
| ReleaseState | released | |||||||||||||||||||
| Publisher | ShimStudioGames | |||||||||||||||||||
| Exclude from family sharing (exfgls) | 6 (This content type cannot be shared) | |||||||||||||||||||
| Store Release Date | 11 October 2025 – 23:08:59 UTC ( |
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| osarch | empty string | |||||||||||||||||||
| Primary Genre | Indie (23) | |||||||||||||||||||
| Store Genres | Action (1), Adventure (25), Casual (4), Indie (23), Massively Multiplayer (29) | |||||||||||||||||||
| Steam Release Date | 11 October 2025 – 23:08:59 UTC ( |
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| Store Asset Modification Time | 22 October 2025 – 16:39:20 UTC ( |
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| library_assets |
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| osextended | empty string | |||||||||||||||||||
| Is free on the store? | Yes | |||||||||||||||||||
| review_score | 7 | |||||||||||||||||||
| review_percentage | 95 | |||||||||||||||||||
| Detected Technologies (?) | Unreal Engine, Intel_oneTBB SDK, NVIDIA_DLSS SDK, NVIDIA_DLSS_FrameGen SDK, NVIDIA_Nsight_Aftermath SDK, NVIDIA_Reflex SDK, NVIDIA_Streamline SDK, Ogg SDK, Vorbis SDK, XAudio2 SDK | |||||||||||||||||||
| controllertagwizard | Yes | |||||||||||||||||||
| First seen on SteamDB | 19 August 2025 – 22:32:50 UTC ( |
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Supported Languages
| 1 Languages | Interface | Full Audio | Subtitles |
|---|---|---|---|
| English | Yes | Yes | Yes |
Categories
Accessibility Categories
Assets
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Steam charts
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- 3 players right now
- 101 24-hour peak
- 115 all-time peak
25 October 2025
SteamDB.info
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Store data
Monthly players breakdown
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| Month | Peak | Gain | % Gain | Average | Avg % Gain |
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User reviews history
How many players are playing Backrooms Lost Runners Demo right now on Steam?
Steam player counter indicates there are currently 3 players live playing Backrooms Lost Runners Demo on Steam.
Backrooms Lost Runners Demo had an all-time peak of 115 concurrent players on 25 October 2025.
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