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Project Unknown

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App ID 2115390
App Type Game
Developer
Publisher Nightmare Studios
Supported Systems Windows
Technologies Unreal Engine, EpicOnlineServices SDK
Last Changenumber 30501948
Last Record Update 9 August 2025 – 03:00:45 UTC ()
Release Date 12 July 2024 – 18:06:38 UTC ()
😎 80.61%
656 reviews
38
In-Game
😱 Horror 👥 Online Co-Op 🕴 Psychological Horror 🤝 Co-op 🎒 Survival Horror

An online co-op horror game featuring unique playable characters and RPG mechanics. Exorcise ghosts using your special abilities and tools while surviving the supernatural onslaught

Additional Information

Developer PsychoRavens
community_visible_stats Yes
ReleaseState released
Publisher Nightmare Studios
Store Release Date 12 July 2024 – 18:06:41 UTC ()
osarch empty string
community_hub_visible Yes
Social Media https://discord.com/invite/P6R3Fvqqea
Primary Genre Indie (23)
Store Genres Action (1), Adventure (25), Indie (23), Early Access (70)
Steam Release Date 12 July 2024 – 18:06:38 UTC ()
Store Asset Modification Time 3 June 2025 – 00:43:13 UTC () (1748911393)
library_assets
library_capsuleen
library_heroen
library_logoen
library_headeren
logo_position ↴
pinned_positionBottomLeft
width_pct50
height_pct50
osextended empty string
review_score 8
review_percentage 85
Detected Technologies (?) Unreal Engine, EpicOnlineServices SDK, Intel_OID SDK, Intel_oneTBB SDK, NVIDIA_Nsight_Aftermath SDK, Ogg SDK, Vorbis SDK, XAudio2 SDK
Steam Deck Compatibility
  • Steam Deck:
  • Some functionality is not accessible when using the default controller configuration, requiring use of the touchscreen or virtual keyboard, or a community configuration
  • This game sometimes shows mouse, keyboard, or non-Steam-Deck controller icons
  • Entering some text requires manually invoking the on-screen keyboard
  • Some in-game text is small and may be difficult to read
  • This game's default graphics configuration performs well on Steam Deck
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  • Note: Entering some text requires manually invoking the on-screen keyboard
  • Note: Some functionality is not accessible when using the default controller configuration, requiring use of the touchscreen or virtual keyboard, or a community configuration
  •  
  • category: Playable
  • steamos_compatibility: Compatible
  • test_timestamp: 17 June 2025 – 00:00:00 UTC
  • tested_build_id: 18862995
  • configuration:
    supported_inputgamepad
    requires_manual_keyboard_invoke1
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_00
    non_deck_display_glyphs1
    small_text1
    requires_internet_for_setup0
    requires_internet_for_singleplayer0
    recommended_runtimeproton-9.0-2RC
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
controllertagwizard Yes
Early Access Release Date 12 July 2024 – 00:00:00 UTC ()
First seen on SteamDB 9 August 2022 – 04:56:09 UTC (), in changelist #15672401

Supported Languages

15 Languages Interface Full Audio Subtitles
English Yes Yes Yes
French Yes Yes Yes
Italian Yes Yes Yes
German Yes Yes Yes
Spanish - Spain Yes Yes Yes
Japanese Yes Yes Yes
Korean Yes Yes Yes
Polish Yes Yes Yes
Portuguese - Portugal Yes Yes Yes
Russian Yes Yes Yes
Simplified Chinese Yes Yes Yes
Ukrainian Yes Yes Yes
Finnish Yes Yes Yes
Traditional Chinese Yes Yes Yes
Slovak Yes Yes Yes

Tags

😱 Horror 👥 Online Co-Op 🕹️ Multiplayer 🕴 Psychological Horror 🤝 Co-op 🎒 Survival Horror 😨 Dark 🙌 First-Person 🔍 Investigation 🔮 Supernatural 🤫 Mystery 🤔 Tactical 🔪 Thriller 😓 Difficult 👿 Demons 🌱 Indie 🕵️ Detective 🧊 3D 💥 Action 👤 Singleplayer

Categories

Single-player Online Co-op Family Sharing Early Access Multi-player Co-op

Assets

Load all asset images
clienticon 97604a01f46979d048200c9e6b01912c29c31f8e
clienttga b8fd5ca88fbbbc9f47f979638f38b13b30f6b1ce
icon 0e95dcf52303e8c5dcd9c70917f859789f66cd9c
small_capsule
englishcapsule_231x87.jpg
header_image
englishheader.jpg
library_assets_full
library_capsule ↴
image/englishlibrary_600x900.jpg
image2x/englishlibrary_600x900_2x.jpg
library_hero ↴
image/englishlibrary_hero.jpg
library_logo ↴
image/englishlogo.png
logo_position/pinned_positionBottomLeft
logo_position/width_pct50
logo_position/height_pct50
library_header ↴
image/englishlibrary_header.jpg
Assets
main_capsulecapsule_616x353.jpg
small_capsulecapsule_231x87.jpg
headerheader.jpg
page_backgroundpage_bg_generated_v6b.jpg
hero_capsulehero_capsule.jpg
library_capsulelibrary_600x900.jpg
library_capsule_2xlibrary_600x900_2x.jpg
library_herolibrary_hero.jpg
community_icon0e95dcf52303e8c5dcd9c70917f859789f66cd9c.jpg
page_background_pathapp/2115390
raw_page_backgroundpage_bg_raw.jpg
timestamp3 June 2025 – 00:44:15 UTC
Trailers
257002923 ↴
trailer_nameGameplay trailer
trailer_category1
trailer_480p/video/webm257002923/movie480_vp9.webm
trailer_480p/video/mp4257002923/movie480.mp4
trailer_max/video/webm257002923/movie_max_vp9.webm
trailer_max/video/mp4257002923/movie_max.mp4
microtrailer/video/webm2115390/665808/1e0b4d1ddff170fda12b1319ebfb3b5a20ba626d/1750747035/microtrailer.webm
microtrailer/video/mp42115390/665808/1e0b4d1ddff170fda12b1319ebfb3b5a20ba626d/1750747035/microtrailer.mp4
screenshot_medium257002923/movie.293x165.jpg
screenshot_full257002923/movie_full.jpg
trailer_base_id665808
all_agestrue
is_highlighttrue
timestamp1708748423

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
2115391 12.40 GiB 11.84 GiB

Total size on disk is 12.40 GiB and total download size is 11.84 GiB.

 

Branches

Name Description Build ID Time Updated
public 18862995 13 June 2025 – 23:50:24 UTC

Other

Name Value
privatebranches 1
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