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Whisper Mountain Outbreak

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App ID 1953230
App Type Game
Developer
Publisher Toge Productions
Franchise Toge Productions
Supported Systems Windows
Technologies Unity Engine
Last Changenumber 30619764
Last Record Update 15 August 2025 – 22:25:49 UTC ()
Release Date 11 August 2025 – 13:00:16 UTC ()
😏 72.47%
691 reviews
560
In-Game
+2
🎒 Survival Horror 👥 Online Co-Op 🌆 Isometric 🌓 2.5D 🤔 Tactical

Escape room meets co-op survival horror. The year is 1998, and an ancient curse has been unleashed, trapping everyone on Mount Bisik. Alone or with up to 4 players, you must explore, find clues, figure out a way to escape...and survive the horror.

Additional Information

Developer Toge Productions
controller_support partial
ReleaseState released
Publisher Toge Productions
Store Release Date 11 August 2025 – 13:00:20 UTC ()
osarch 64
community_hub_visible Yes
Social Media https://discord.com/invite/toge
https://www.facebook.com/WMOgame
https://www.instagram.com/togeproductions
https://www.tiktok.com/@togeproductions
https://x.com/WMOgame
https://www.youtube.com/@togeproductions
Primary Genre Action (1)
Store Genres Action (1), Indie (23), Early Access (70)
Steam Release Date 11 August 2025 – 13:00:16 UTC ()
Store Asset Modification Time 12 August 2025 – 08:43:04 UTC () (1754988184)
library_assets
library_capsuleen
library_heroen
library_hero_bluren
library_logoen
library_headeren
logo_position ↴
pinned_positionBottomLeft
width_pct50.580720092915215
height_pct79.96148148148148
osextended empty string
name_localized
schinese鬼山魔音爆发 - Whisper Mountain Outbreak
tchinese鬼山魔音擴散 - Whisper Mountain Outbreak
review_score 6
review_percentage 76
Detected Technologies (?) Unity Engine, Dissonance SDK, Opus SDK, Photon SDK, UnityBurst SDK, UnityURP SDK, cURL SDK
Steam Deck Compatibility
  • Steam Deck:
  • 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
  • All functionality is accessible when using the default controller configuration
  • 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
  •  
  • category: Playable
  • steamos_compatibility: Compatible
  • test_timestamp: 24 July 2025 – 00:00:00 UTC
  • tested_build_id: 18745576
  • 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-9.0-4RC
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
Content Descriptors Frequent Violence or Gore (2), General Mature Content (5)
controllertagwizard Yes
Early Access Release Date 11 August 2025 – 00:00:00 UTC ()
First seen on SteamDB 30 March 2022 – 06:23:51 UTC (), in changelist #14370073
Content Descriptors (Including DLC) Frequent Violence or Gore (2), General Mature Content (5)

Supported Languages

14 Languages Interface Full Audio Subtitles
English Yes Yes
Indonesian Yes Yes
Simplified Chinese Yes Yes
Traditional Chinese Yes Yes
Japanese Yes Yes
French Yes Yes
German Yes Yes
Spanish - Spain Yes Yes
Korean Yes Yes
Polish Yes Yes
Portuguese - Brazil Yes Yes
Russian Yes Yes
Thai Yes Yes
Turkish Yes Yes

Tags

🎒 Survival Horror 👥 Online Co-Op 🌆 Isometric 🌓 2.5D 🤔 Tactical 🧟 Zombies 👻 Action Roguelike 😱 Horror 🔍 Investigation 🌲 PvE 👾 Pixel Graphics 🐙 Lovecraftian 🔫 Extraction Shooter 🕹️ Twin Stick Shooter 🌟 Top-Down Shooter 🗺 Exploration 🧩 Puzzle 🤝 Co-op 🕹️ Multiplayer 👤 Singleplayer

Categories

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

Hardware Categories

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

Assets

Load all asset images
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Assets
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timestamp12 August 2025 – 08:43:16 UTC
Trailers
257181936 ↴
trailer_nameWhisper Mountain Outbreak - Early Access Release
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timestamp1754988194
257126170 ↴
trailer_nameWhisper Mountain Outbreak - Release Window Announcement
trailer_category1
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257145541 ↴
trailer_nameWhisper Mountain Outbreak - Early Access Release Announcement
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256974163 ↴
trailer_nameWhisper Mountain Outbreak - Demo Gameplay Reveal
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256923783 ↴
trailer_nameWhisper Mountain Outbreak - First Look Trailer
trailer_category2
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Steam charts

  • 560 players right now
  • 712 24-hour peak
  • 2,039 all-time peak 11 August 2025
SteamDB.info

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Store data

Twitch stats

  • 176 viewers right now
  • 2,971 24-hour peak
  • 4,880 all-time peak
  •  

Owner estimations

Monthly players breakdown

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Steam hub followers history

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User reviews history

  • 😏 Mostly Positive
  • 72.47% SteamDB Rating
  • 526 76.1% positive reviews
  • 165 23.9% negative reviews

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How many players are playing Whisper Mountain Outbreak right now on Steam?

Steam player counter indicates there are currently 560 players live playing Whisper Mountain Outbreak on Steam.

Whisper Mountain Outbreak had an all-time peak of 2039 concurrent players on 11 August 2025.

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