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One Room Nightmare

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App ID 2955100
App Type Game
Developer
Publisher RenKon
Supported Systems Windows
Technologies Unity Engine
Last Changenumber 31465417
Last Record Update 3 October 2025 – 15:18:05 UTC ()
Release Date 8 June 2024 – 04:04:21 UTC ()
❓ 74.59%
89 reviews
0
In-Game
😱 Horror 🎲 Turn-Based Tactics 🔎 Point & Click 🕴 Psychological Horror 🆓 Free to Play

Turn-based strategy horror. Terror in a confined space. Manage your limited power and time to protect yourself from the oncoming enemies and survive until dawn.

Additional Information

This game is excluded from Steam Family Sharing because: Free Game

Developer RenKon
community_visible_stats Yes
ReleaseState released
Publisher RenKon
IsFreeApp Yes
Exclude from family sharing (exfgls) 3 (Free Game)
Store Release Date 8 June 2024 – 04:04:21 UTC ()
osarch 64
community_hub_visible Yes
Primary Genre Free to Play (37)
Store Genres Indie (23), Simulation (28), Strategy (2), Free to Play (37)
Steam Release Date 8 June 2024 – 04:04:21 UTC ()
Store Asset Modification Time 11 June 2024 – 09:06:09 UTC () (1718096769)
library_assets
library_capsuleen
library_heroen
library_logoen
library_headeren
logo_position ↴
pinned_positionBottomLeft
width_pct47.28506787330317
height_pct50
osextended empty string
Is free on the store? Yes
review_score 8
review_percentage 83
Detected Technologies (?) Unity Engine, UnityIL2CPP SDK
Steam Deck Compatibility
  • Steam Deck:
  • This game sometimes shows mouse, keyboard, or non-Steam-Deck controller icons
  • 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
  • In-game interface text is legible on Steam Deck
  • This game's default graphics configuration performs well on Steam Deck
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  •  
  • category: Playable
  • steamos_compatibility: Compatible
  • test_timestamp: 26 June 2024 – 00:00:00 UTC
  • tested_build_id: 14763812
  • configuration:
    supported_inputother
    requires_manual_keyboard_invoke0
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_00
    non_deck_display_glyphs1
    small_text0
    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
First seen on SteamDB 22 April 2024 – 04:45:50 UTC (), in changelist #23246026

Supported Languages

2 Languages Interface Full Audio Subtitles Achievements
English Yes Yes
Japanese Yes Yes

Tags

😱 Horror 🎲 Turn-Based Tactics 🔎 Point & Click 🕴 Psychological Horror 🆓 Free to Play 🧊 3D 💡 Strategy 🖥️ Simulation 🌱 Indie 🎒 Survival Horror 🎲 Turn-Based Strategy 🌎 Immersive Sim 🌱 Realistic 📊 Resource Management 🙌 First-Person 👤 Singleplayer

Categories

Single-player Steam Achievements Profile Features Limited

Assets

Load all asset images
clienticon 9ad3a36ca5d20a6f3403742559ec81a1f6c9aac1
clienttga d68e25498f49406bc9817c2507402b7c6de3d0b0
icon 48b4a1417b2488184721255866f5d0889b850079
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 ↴
image2x/englishlogo_2x.png
image/englishlogo.png
logo_position/pinned_positionBottomLeft
logo_position/width_pct47.28506787330317
logo_position/height_pct50
library_header ↴
image/englishlibrary_header.jpg
Assets
main_capsulecapsule_616x353.jpg
small_capsulecapsule_231x87.jpg
headerheader.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_icon48b4a1417b2488184721255866f5d0889b850079.jpg
page_background_pathapp/2955100
timestamp11 June 2024 – 09:09:12 UTC

Trailer 697798 ↴

trailer_name One Room Nightmare - Teaser
trailer_category 2
trailer_480p ↴
video/webm 257021842/movie480_vp9.webm
video/mp4 257021842/movie480.mp4
trailer_max ↴
video/webm 257021842/movie_max_vp9.webm
video/mp4 257021842/movie_max.mp4
microtrailer ↴
video/webm 2955100/697798/60b7ae6dab72f691800f981130ed0bd33672cb1b/1750952876/microtrailer.webm
video/mp4 2955100/697798/60b7ae6dab72f691800f981130ed0bd33672cb1b/1750952876/microtrailer.mp4
adaptive_trailers ↴
dash_av1 2955100/697798/60b7ae6dab72f691800f981130ed0bd33672cb1b/1750952876/dash_av1.mpd
dash_h264 2955100/697798/60b7ae6dab72f691800f981130ed0bd33672cb1b/1750952876/dash_h264.mpd
hls_h264 2955100/697798/60b7ae6dab72f691800f981130ed0bd33672cb1b/1750952876/hls_264_master.m3u8
screenshot_medium 257021842/movie.293x165.jpg
screenshot_full 257021842/movie_full.jpg
all_ages true
is_highlight true
timestamp 19 May 2024 – 10:57:32 UTC

Trailer 702086 ↴

trailer_name One Room Nightmare - Gameplay
trailer_category 1
trailer_480p ↴
video/webm 257024264/movie480_vp9.webm
video/mp4 257024264/movie480.mp4
trailer_max ↴
video/webm 257024264/movie_max_vp9.webm
video/mp4 257024264/movie_max.mp4
microtrailer ↴
video/webm 2955100/702086/c3cf1f2d4b3b27aa4a8f5a2e3b6c1c02cd99bbb0/1750952878/microtrailer.webm
video/mp4 2955100/702086/c3cf1f2d4b3b27aa4a8f5a2e3b6c1c02cd99bbb0/1750952878/microtrailer.mp4
adaptive_trailers ↴
dash_av1 2955100/702086/c3cf1f2d4b3b27aa4a8f5a2e3b6c1c02cd99bbb0/1750952878/dash_av1.mpd
dash_h264 2955100/702086/c3cf1f2d4b3b27aa4a8f5a2e3b6c1c02cd99bbb0/1750952878/dash_h264.mpd
hls_h264 2955100/702086/c3cf1f2d4b3b27aa4a8f5a2e3b6c1c02cd99bbb0/1750952878/hls_264_master.m3u8
screenshot_medium 257024264/movie.293x165.jpg
screenshot_full 257024264/movie_full.jpg
all_ages true
is_highlight true
timestamp 19 May 2024 – 10:57:43 UTC

Steam charts

  • 0 players right now
  • 4 24-hour peak
  • 15 all-time peak 22 June 2024
SteamDB.info

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Store data

Twitch stats

  • 0 viewers right now
  • 0 24-hour peak
  • 1,037 all-time peak
  •  

Owner estimations

Monthly players breakdown

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Steam hub followers history

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User reviews history

  • ❓ Very Positive
  • 74.59% SteamDB Rating
  • 74 83.1% positive reviews
  • 15 16.9% negative reviews

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How many players are playing One Room Nightmare right now on Steam?

Steam player counter indicates there are currently 0 players live playing One Room Nightmare on Steam.

One Room Nightmare had an all-time peak of 15 concurrent players on 22 June 2024.

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