KELDER
| App ID | 2973450 |
| App Type | Game |
| Developer | THOs Dev, Mad Muffin Studios |
| Publisher | THOs Dev |
| Supported Systems | Windows |
| Technologies | Unreal Engine |
| Last Changenumber | 31754109 |
| Last Record Update | 19 October 2025 – 16:41:44 UTC ( |
| Release Date | 15 August 2025 – 17:00:34 UTC ( |
Trapped in a sinister post-Soviet basement, uncover the truth behind dark experiments and eerie anomalies. Solve puzzles, find keys, and survive against terrifying entities as you explore this atmospheric survival horror. Can you escape the depths of the KELDER?
Additional Information
| Developer | THOs Dev | |||||||||||||||||||
| community_visible_stats | Yes | |||||||||||||||||||
| ReleaseState | released | |||||||||||||||||||
| Publisher | THOs Dev | |||||||||||||||||||
| Store Release Date | 15 August 2025 – 17:00:37 UTC ( |
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| osarch | 64 | |||||||||||||||||||
| community_hub_visible | Yes | |||||||||||||||||||
| Social Media | https://discord.gg/cQpSrPpfu7 https://x.com/thosdeveloper https://www.youtube.com/channel/UCjRTt3fwQwSIb53GEKHactg |
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| Primary Genre | Indie (23) | |||||||||||||||||||
| Store Genres | Adventure (25), Indie (23) | |||||||||||||||||||
| Steam Release Date | 15 August 2025 – 17:00:34 UTC ( |
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| Store Asset Modification Time | 25 September 2025 – 03:27:39 UTC ( |
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| library_assets |
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| osextended | empty string | |||||||||||||||||||
| review_score | 5 | |||||||||||||||||||
| review_percentage | 66 | |||||||||||||||||||
| Detected Technologies (?) | Unreal Engine, CEF SDK, Intel_OID SDK, Intel_oneTBB SDK, NVIDIA_Nsight_Aftermath SDK, Ogg SDK, Vorbis SDK, XAudio2 SDK | |||||||||||||||||||
| Content Descriptors | Frequent Violence or Gore (2), General Mature Content (5) | |||||||||||||||||||
| controllertagwizard | Yes | |||||||||||||||||||
| First seen on SteamDB | 1 May 2024 – 12:14:37 UTC ( |
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| Content Descriptors (Including DLC) | Frequent Violence or Gore (2), General Mature Content (5) | |||||||||||||||||||
Supported Languages
| 8 Languages | Interface | Full Audio | Subtitles | Achievements |
|---|---|---|---|---|
| English | Yes | Yes | Yes | Yes |
| French | Yes | Yes | Yes | |
| German | Yes | Yes | Yes | |
| Spanish - Spain | Yes | Yes | Yes | |
| Dutch | Yes | Yes | Yes | |
| Russian | Yes | Yes | Yes | |
| Simplified Chinese | Yes | Yes | Yes | |
| Spanish - Latin America | Yes |
Tags
Categories
Assets
Load all asset images
| trailer_name | Short Trailer |
| trailer_category | 1 |
| trailer_480p ↴ | |
| video/webm | 257027096/movie480_vp9.webm |
| video/mp4 | 257027096/movie480.mp4 |
| trailer_max ↴ | |
| video/webm | 257027096/movie_max_vp9.webm |
| video/mp4 | 257027096/movie_max.mp4 |
| microtrailer ↴ | |
| video/webm | 2973450/744004140/9d60a068059a42003dcd0221cd46f75e33cddf07/1758770116/microtrailer.webm |
| video/mp4 | 2973450/744004140/9d60a068059a42003dcd0221cd46f75e33cddf07/1758770116/microtrailer.mp4 |
| adaptive_trailers ↴ | |
| dash_av1 | 2973450/744004140/9d60a068059a42003dcd0221cd46f75e33cddf07/1758770116/dash_av1.mpd |
| dash_h264 | 2973450/744004140/9d60a068059a42003dcd0221cd46f75e33cddf07/1758770116/dash_h264.mpd |
| hls_h264 | 2973450/744004140/9d60a068059a42003dcd0221cd46f75e33cddf07/1758770116/hls_264_master.m3u8 |
| screenshot_medium | 257027096/90c4e5d229143fad85f6c96e0d8e336dcbfe3a5b/movie_600x337.jpg |
| screenshot_full | 257027096/90c4e5d229143fad85f6c96e0d8e336dcbfe3a5b/movie_full.jpg |
| all_ages | true |
| is_highlight | true |
| timestamp | 26 September 2025 – 16:01:09 UTC |
| trailer_name | Main Trailer |
| trailer_category | 3 |
| trailer_480p ↴ | |
| video/webm | 257027959/movie480_vp9.webm |
| video/mp4 | 257027959/movie480.mp4 |
| trailer_max ↴ | |
| video/webm | 257027959/movie_max_vp9.webm |
| video/mp4 | 257027959/movie_max.mp4 |
| microtrailer ↴ | |
| video/webm | 2973450/91482168/7abd097d053eed70e3df91cf99ee27b872c15446/1753528167/microtrailer.webm |
| video/mp4 | 2973450/91482168/7abd097d053eed70e3df91cf99ee27b872c15446/1753528167/microtrailer.mp4 |
| adaptive_trailers ↴ | |
| dash_av1 | 2973450/91482168/7abd097d053eed70e3df91cf99ee27b872c15446/1753528167/dash_av1.mpd |
| dash_h264 | 2973450/91482168/7abd097d053eed70e3df91cf99ee27b872c15446/1753528167/dash_h264.mpd |
| hls_h264 | 2973450/91482168/7abd097d053eed70e3df91cf99ee27b872c15446/1753528167/hls_264_master.m3u8 |
| screenshot_medium | 257027959/3f302c36dcafb355d8da415125564aa64b5b28d0/movie_600x337.jpg |
| screenshot_full | 257027959/3f302c36dcafb355d8da415125564aa64b5b28d0/movie_full.jpg |
| all_ages | true |
| is_highlight | true |
| timestamp | 26 July 2025 – 11:51:10 UTC |
Steam charts
-
- 1 players right now
- 1 24-hour peak
- 6 all-time peak
15 August 2025
SteamDB.info
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Store data
Twitch stats
- 0 viewers right now
- 0 24-hour peak
- 2,224 all-time peak
-
Monthly players breakdown
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| Month | Peak | Gain | % Gain | Average | Avg % Gain |
|---|
Steam hub followers history
Initializing followers chart…
User reviews history
How many players are playing KELDER right now on Steam?
Steam player counter indicates there are currently 1 players live playing KELDER on Steam.
KELDER had an all-time peak of 6 concurrent players on 15 August 2025.
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