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Ontotis

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App ID 2484500
App Type Game
Developer
Publisher Xenoplasis Games
Supported Systems Windows
Technologies Unreal Engine
Last Changenumber 31727352
Last Record Update 17 October 2025 – 12:50:36 UTC ()
Release Date 6 October 2023 – 09:52:31 UTC ()
❓ 73.96%
109 reviews
0
In-Game
🕴 Psychological Horror 🌫 Atmospheric 🤫 Mystery 📚 Story Rich 💥 Action

Ontotis is a psychological horror game crafted by a solo developer focusing on atmosphere, mystery and an engaging story. Uncover scattered clues to unveil the chilling fate of the house's residents, while encountering a mysterious humanlike figure seemingly connected to them in their haunting tale.

Additional Information

Developer Xenoplasis Games
controller_support partial
community_visible_stats Yes
ReleaseState released
Publisher Xenoplasis Games
Store Release Date 6 October 2023 – 09:52:35 UTC ()
osarch 64
community_hub_visible Yes
Social Media https://x.com/XenoplasisGames
https://www.youtube.com/@XenoplasisGames
Primary Genre Indie (23)
Store Genres Action (1), Adventure (25), Indie (23)
Steam Release Date 6 October 2023 – 09:52:31 UTC ()
Store Asset Modification Time 22 January 2024 – 09:33:20 UTC () (1705916000)
library_assets
library_capsuleen
library_heroen
library_logoen
library_headeren
logo_position ↴
pinned_positionBottomLeft
width_pct30.86813621992053
height_pct46.58038470672049
osextended empty string
review_score 8
review_percentage 81
Detected Technologies (?) Unreal Engine, Intel_OID SDK, Intel_oneTBB SDK, NVIDIA_Nsight_Aftermath SDK, Ogg SDK, Vorbis SDK, XAudio2 SDK
Steam Deck Compatibility
  • Steam Deck:
  • This game sometimes shows mouse, keyboard, or non-Steam-Deck controller icons
  • Some in-game text is small and may be difficult to read
  • This game requires manual configuration of graphics settings to perform well on Steam Deck
  • This game supports Steam Deck's native display resolution but does not set it by default and may require you to configure the display resolution manually
  • All functionality is accessible when using the default controller configuration
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  •  
  • category: Playable
  • steamos_compatibility: Compatible
  • test_timestamp: 31 October 2023 – 00:00:00 UTC
  • tested_build_id: 12414233
  • configuration:
    supported_inputgamepad
    requires_manual_keyboard_invoke0
    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-stable
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
controllertagwizard Yes
First seen on SteamDB 20 June 2023 – 15:32:03 UTC (), in changelist #19238671

Supported Languages

7 Languages Interface Full Audio Subtitles
English Yes Yes Yes
French Yes Yes
Spanish - Spain Yes Yes
Portuguese - Brazil Yes Yes
Spanish - Latin America Yes Yes
Japanese Yes Yes
Turkish Yes Yes

Tags

🕴 Psychological Horror 🌫 Atmospheric 🤫 Mystery 📚 Story Rich 💥 Action 🗺️ Adventure 🔪 Jump Scare 😱 Horror 🫂 Psychological 🗺 Exploration 🔚 Multiple Endings 🔪 Thriller 🚶 Walking Simulator 🙌 First-Person 🌱 Indie 👤 Singleplayer 📏 Linear 😨 Dark 🧩 Puzzle 🎒 Survival Horror

Categories

Single-player Steam Achievements Family Sharing Profile Features Limited

Hardware Categories

Partial Controller Support DualShock Controllers (USB Only) DualShock Controllers DualSense Controllers (USB Only) DualSense Controllers

Assets

Load all asset images
clienticon 1e115253b43e088e6a7f543f9314ecce76aa40e2
clienttga 3b1a05e0485cdc3558d2e218dc1ac6d043c6a861
icon 971e627503a474d386c27fa1164088d2c233f24f
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
image2x/englishlibrary_hero_2x.jpg
library_logo ↴
logo_position/pinned_positionBottomLeft
logo_position/width_pct30.86813621992053
logo_position/height_pct46.58038470672049
image/englishlogo.png
image2x/englishlogo_2x.png
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
library_hero_2xlibrary_hero_2x.jpg
community_icon971e627503a474d386c27fa1164088d2c233f24f.jpg
page_background_pathapp/2484500
raw_page_backgroundpage_bg_raw.jpg
timestamp4 November 2024 – 16:22:14 UTC

Trailer 611430 ↴

trailer_name Ontotis - Cinematic Trailer
trailer_category 3
trailer_480p ↴
video/webm 256971744/movie480_vp9.webm
video/mp4 256971744/movie480.mp4
trailer_max ↴
video/webm 256971744/movie_max_vp9.webm
video/mp4 256971744/movie_max.mp4
microtrailer ↴
video/webm 2484500/611430/f63d7f2e74acc163378917030811a4027a3fbf10/1750923925/microtrailer.webm
video/mp4 2484500/611430/f63d7f2e74acc163378917030811a4027a3fbf10/1750923925/microtrailer.mp4
adaptive_trailers ↴
dash_av1 2484500/611430/f63d7f2e74acc163378917030811a4027a3fbf10/1750923925/dash_av1.mpd
dash_h264 2484500/611430/f63d7f2e74acc163378917030811a4027a3fbf10/1750923925/dash_h264.mpd
hls_h264 2484500/611430/f63d7f2e74acc163378917030811a4027a3fbf10/1750923925/hls_264_master.m3u8
screenshot_medium 256971744/movie.293x165.jpg
screenshot_full 256971744/movie_full.jpg
all_ages true
is_highlight true
timestamp 26 September 2023 – 17:46:28 UTC

Trailer 599683 ↴

trailer_name Ontotis - Gameplay Trailer
trailer_category 1
trailer_480p ↴
video/webm 256965105/movie480_vp9.webm
video/mp4 256965105/movie480.mp4
trailer_max ↴
video/webm 256965105/movie_max_vp9.webm
video/mp4 256965105/movie_max.mp4
microtrailer ↴
video/webm 2484500/599683/1cb9384bcb30ad37abacc78144e3ae21988f45ef/1750923924/microtrailer.webm
video/mp4 2484500/599683/1cb9384bcb30ad37abacc78144e3ae21988f45ef/1750923924/microtrailer.mp4
adaptive_trailers ↴
dash_av1 2484500/599683/1cb9384bcb30ad37abacc78144e3ae21988f45ef/1750923924/dash_av1.mpd
dash_h264 2484500/599683/1cb9384bcb30ad37abacc78144e3ae21988f45ef/1750923924/dash_h264.mpd
hls_h264 2484500/599683/1cb9384bcb30ad37abacc78144e3ae21988f45ef/1750923924/hls_264_master.m3u8
screenshot_medium 256965105/movie.293x165.jpg
screenshot_full 256965105/movie_full.jpg
all_ages true
is_highlight true
timestamp 22 August 2023 – 09:09:33 UTC

History

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