The Citadel Project - Demo
| App ID | 5111940 |
| App Type | Demo |
| Developer | Reliquary Software |
| Publisher | Reliquary Software |
| Supported Systems | Windows |
| Technologies | Unreal Engine |
| Last Changenumber | 39392414 |
| Last Record Update | 1 October 2026 – 16:58:12 UTC ( |
| Release Date | 30 September 2026 – 09:02:07 UTC ( |
| Parent App | The Citadel Project (4795460) |
The Citadel Project is a first-person stealth game with lite survival-horror elements, inspired by the Thief series and set in a dark fantasy world. Use your tools and surroundings wisely, stay hidden in the shadows, and uncover the dark secrets behind the Citadel's downfall.
Play on Steam
Categories
Additional Information
This demo is excluded from Steam Family Sharing because: This content type cannot be shared
| Developer | Reliquary Software | |||||||||||||||||||
| ReleaseState | released | |||||||||||||||||||
| Publisher | Reliquary Software | |||||||||||||||||||
| Exclude from family sharing (exfgls) | 6 (This content type cannot be shared) | |||||||||||||||||||
| Store Release Date | 30 September 2026 – 09:02:07 UTC ( |
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| osarch | 64 | |||||||||||||||||||
| Primary Genre | Adventure (25) | |||||||||||||||||||
| Store Genres | Adventure (25), Indie (23) | |||||||||||||||||||
| Steam Release Date | 30 September 2026 – 09:02:07 UTC ( |
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| Store Asset Modification Time | 26 August 2026 – 06:29:15 UTC ( |
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| library_assets |
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| osextended | empty string | |||||||||||||||||||
| Is free on the store? | Yes | |||||||||||||||||||
| 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, Wwise SDK, XAudio2 SDK, iZotope SDK | |||||||||||||||||||
| controllertagwizard | Yes | |||||||||||||||||||
| First seen on SteamDB | 14 August 2026 – 08:45:31 UTC ( |
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Supported Languages
| 1 Languages | Interface | Full Audio | Subtitles |
|---|---|---|---|
| English | Yes | Yes | Yes |
Assets
Load all asset images
| trailer_name | Demo release trailer |
| trailer_category | 1 |
| microtrailer ↴ | |
| video/webm | 5111940/1490296627/9e92c30e36fc1ba1f1fc233dc6bf72c75a238558/1786984952/microtrailer.webm |
| video/mp4 | 5111940/1490296627/9e92c30e36fc1ba1f1fc233dc6bf72c75a238558/1786984952/microtrailer.mp4 |
| adaptive_trailers ↴ | |
| dash_av1 | 5111940/1490296627/9e92c30e36fc1ba1f1fc233dc6bf72c75a238558/1786984952/dash_av1.mpd |
| dash_h264 | 5111940/1490296627/9e92c30e36fc1ba1f1fc233dc6bf72c75a238558/1786984952/dash_h264.mpd |
| hls_h264 | 5111940/1490296627/9e92c30e36fc1ba1f1fc233dc6bf72c75a238558/1786984952/hls_264_master.m3u8 |
| screenshot_medium | 257401547/3e4fa13d19aba311b117390e8d963f11b4d73688/movie_600x337.jpg |
| screenshot_full | 257401547/3e4fa13d19aba311b117390e8d963f11b4d73688/movie_full.jpg |
| all_ages | true |
| is_highlight | true |
| timestamp | 26 August 2026 – 05:54:53 UTC |
