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Whisper Mountain Outbreak

Wishlist Follow Ignore Launch Unwatch Watch
App ID 1953230
App Type Game
Developer
Publisher Toge Productions
Franchise Toge Productions
Supported Systems Windows
Technologies Unity Engine
Last Changenumber 39368008
Last Record Update 1 October 2026 – 03:30:51 UTC ()
Release Date 11 August 2025 – 13:00:16 UTC ()
😎 81.57%
2k reviews
13
In-Game
+2
👥 Online Co-Op 🎒 Survival Horror 🌆 Isometric 🌓 2.5D 🧟 Zombies

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.

Game Devs of Color Expo

Steam price history

Special Promotion, ends 8 October 2026
Current Price -20% $6.39
Lowest Recorded Price -20% $6.39 27 October 2025
Currency Current Price Converted Price Lowest Recorded Price
U.S. Dollar -20% $6.39 $6.39 $6.39 -20% $6.39
South African Rand -20% R 47.19 $2.82 -55.74% $2.82 -20% R 47.19
Russian Ruble -20% 256 ₽ $3.07 -51.95% $3.07 -20% 256 ₽
Ukrainian Hryvnia -20% 149₴ $3.31 -48.11% $3.31 -20% 149₴
Indian Rupee -20% ₹ 320 $3.32 -47.98% $3.32 -20% ₹ 320
Philippine Peso -20% ₱219.96 $3.51 -45.04% $3.51 -20% ₱219.96
Vietnamese Dong -20% 92000₫ $3.53 -44.61% $3.53 -20% 92000₫
Indonesian Rupiah -20% Rp 63920 $3.57 -44.06% $3.57 -20% Rp 63920
LATAM - U.S. Dollar -20% $3.59 $3.59 -43.82% $3.59 -20% $3.59
MENA - U.S. Dollar -20% $3.59 $3.59 -43.82% $3.59 -20% $3.59
SASIA - U.S. Dollar -20% $3.59 $3.59 -43.82% $3.59 -20% $3.59
Taiwan Dollar -20% NT$ 121 $3.79 -40.67% $3.79 -20% NT$ 121
Brazilian Real -20% R$ 19,99 $3.82 -40.15% $3.82 -20% R$ 19,99
Chilean Peso -20% CLP$ 3760 $3.83 -40.06% $3.83 -20% CLP$ 3760
Saudi Riyal -20% 14.80 SR $3.93 -38.47% $3.93 -20% 14.80 SR
CIS - U.S. Dollar -20% $3.99 $3.99 -37.56% $3.99 -20% $3.99
Polish Zloty 15,99zł $4.11 -35.67% $4.11 -20% 15,99zł
Kazakhstani Tenge -20% 1840₸ $4.14 -35.07% $4.14 -20% 1840₸
Chinese Yuan -20% ¥ 28 $4.17 -34.64% $4.17 -20% ¥ 28
Malaysian Ringgit -20% RM17.40 $4.26 -33.33% $4.26 -20% RM17.40
Thai Baht -20% ฿143.20 $4.26 -33.30% $4.26 -20% ฿143.20
Kuwaiti Dinar -20% 1.32 KD $4.27 -33.12% $4.27 -20% 1.32 KD
Peruvian Sol -20% S/.15.20 $4.38 -31.42% $4.38 -20% S/.15.20
Qatari Riyal -20% 15.99 QR $4.38 -31.35% $4.38 -20% 15.99 QR
Mexican Peso -20% Mex$ 80.79 $4.42 -30.81% $4.42 -20% Mex$ 80.79
Japanese Yen -20% ¥ 736 $4.66 -27.02% $4.66 -20% ¥ 736
Uruguayan Peso -20% $U199 $4.93 -22.73% $4.93 -20% $U199
Colombian Peso -20% COL$ 16800 $5.05 -20.94% $5.05 -20% COL$ 16800
U.A.E. Dirham -20% 19.20 AED $5.22 -18.18% $5.22 -20% 19.20 AED
South Korean Won -20% ₩ 7120 $5.26 -17.59% $5.26 -20% ₩ 7120
New Zealand Dollar -20% NZ$ 9.43 $5.29 -17.20% $5.29 -20% NZ$ 9.43
Hong Kong Dollar -20% HK$ 41.60 $5.30 -17.03% $5.30 -20% HK$ 41.60
Singapore Dollar -20% S$6.80 $5.31 -16.82% $5.31 -20% S$6.80
Canadian Dollar -20% CDN$ 8.39 $5.90 -7.65% $5.90 -20% CDN$ 8.39
Australian Dollar -20% A$ 9.43 $6.53 +2.31% $6.53 -20% A$ 9.43
Costa Rican Colon -20% ₡3000 $6.56 +2.68% $6.56 -20% ₡3000
Swiss Franc -20% CHF 5.59 $6.73 +5.45% $6.73 -20% CHF 5.59
Euro -20% 6,23€ $7.00 +9.65% $7.00 -20% 6,23€
British Pound -20% £5.35 $7.06 +10.58% $7.06 -20% £5.35
Norwegian Krone -20% 71,20 kr $7.39 +15.79% $7.39 -20% 71,20 kr
Israeli New Shekel -20% ₪23.60 $7.68 +20.23% $7.68 -20% ₪23.60
Valve suggested prices are shown on package pages.

Price history

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View lowest recorded prices on Steam store pages by using our browser extension.

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 17 September 2026 – 07:42:49 UTC () (1789630969)
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 8
review_percentage 84
Detected Technologies Unity Engine, Dissonance SDK, Mono 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
  • steam_machine_compatibility: 2
  • test_timestamp: 24 July 2025 – 00:00:00 UTC
  • tested_build_id: 18745576
  • steam_machine_tests:
    0 ↴
    display3
    token#SteamMachine_TestResult_ControllerGlyphsDoNotMatchDevice
    1 ↴
    display3
    token#SteamMachine_TestResult_TextInputDoesNotAutomaticallyInvokesKeyboard
    2 ↴
    display4
    token#SteamMachine_TestResult_DefaultControllerConfigFullyFunctional
    3 ↴
    display4
    token#SteamMachine_TestResult_DefaultConfigurationIsPerformant
  • 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
    requires_proton_soundfonts0
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

Assets

Load all asset images
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library_assets_full
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library_hero_blur ↴
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Assets
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last_modified17 September 2026 – 08:24:34 UTC
timestamp17 September 2026 – 08:24:34 UTC

Trailer 1272038 ↴

trailer_name Whisper Mountain Outbreak - The Geared-Up Update
trailer_category 1
microtrailer ↴
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timestamp 3 August 2026 – 14:04:14 UTC

Trailer 1153944 ↴

trailer_name Whisper Mountain Outbreak - The Cursed Update
trailer_category 1
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timestamp 9 April 2026 – 17:05:06 UTC

Trailer 1016116 ↴

trailer_name Whisper Mountain Outbreak - Rogue Update
trailer_category 1
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all_ages true
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timestamp 30 October 2025 – 03:29:53 UTC

Trailer 953927 ↴

trailer_name Whisper Mountain Outbreak - Early Access Release
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Trailer 870399 ↴

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