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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 31696770
Last Record Update 16 October 2025 – 02:49:02 UTC ()
Release Date 11 August 2025 – 13:00:16 UTC ()
😏 79.85%
1k reviews
37
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.

gamescom asia x Thailand Game Show 2025 The Horror Game Awards Halloween Showcase

Steam price history

Current Price $7.99
Lowest Recorded Price $7.19 at -10% 29 September 2025
Currency Current Price Converted Price Lowest Recorded Price
U.S. Dollar $7.99 $7.99 $7.19 $7.19 at -10%
Russian Ruble 320 ₽ $4.06 -49.08% $3.66 288 ₽ at -10%
Kazakhstani Tenge 2300₸ $4.26 -46.58% $3.84 2070₸ at -10%
Vietnamese Dong 115000₫ $4.36 -45.36% $3.92 103500₫ at -10%
Ukrainian Hryvnia 187₴ $4.48 -43.86% $4.02 168₴ at -10%
LATAM - U.S. Dollar $4.49 $4.49 -43.80% $4.04 $4.04 at -10%
MENA - U.S. Dollar $4.49 $4.49 -43.80% $4.04 $4.04 at -10%
South Asia - USD $4.49 $4.49 -43.80% $4.04 $4.04 at -10%
Indian Rupee ₹ 400 $4.55 -43.00% $4.09 ₹ 360 at -10%
Brazilian Real R$ 24,99 $4.58 -42.61% $4.12 R$ 22,49 at -10%
South African Rand R 82.00 $4.72 -40.83% $4.25 R 73.80 at -10%
Philippine Peso ₱274.95 $4.73 -40.79% $4.25 ₱247.45 at -10%
Indonesian Rupiah Rp 79900 $4.81 -39.68% $4.33 Rp 71910 at -10%
Chilean Peso CLP$ 4700 $4.89 -38.70% $4.40 CLP$ 4230 at -10%
Chinese Yuan ¥ 35 $4.91 -38.52% $4.42 ¥ 31.50 at -10%
Saudi Riyal 18.50 SR $4.93 -38.26% $4.43 16.65 SR at -10%
Taiwan Dollar NT$ 152 $4.95 -37.93% $4.43 NT$ 136 at -11%
CIS - U.S. Dollar $4.99 $4.99 -37.55% $4.49 $4.49 at -10%
Malaysian Ringgit RM21.75 $5.14 -35.61% $4.62 RM19.57 at -10%
Colombian Peso COL$ 21000 $5.36 -32.82% $4.83 COL$ 18900 at -10%
Kuwaiti Dinar 1.65 KD $5.38 -32.58% $4.83 1.48 KD at -10%
Mexican Peso Mex$ 100.99 $5.46 -31.56% $4.92 Mex$ 90.89 at -10%
Qatari Riyal 19.99 QR $5.49 -31.29% $4.94 17.99 QR at -10%
Thai Baht ฿179.00 $5.50 -31.09% $4.95 ฿161.10 at -10%
Peruvian Sol S/.19.00 $5.55 -30.45% $5.00 S/.17.10 at -10%
Japanese Yen ¥ 920 $6.09 -23.68% $5.48 ¥ 828 at -10%
Uruguayan Peso $U249 $6.20 -22.38% $5.57 $U224 at -10%
South Korean Won ₩ 8900 $6.26 -21.54% $5.64 ₩ 8010 at -10%
U.A.E. Dirham 24.00 AED $6.53 -18.21% $5.88 21.60 AED at -10%
Singapore Dollar S$8.50 $6.56 -17.82% $5.90 S$7.65 at -10%
Hong Kong Dollar HK$ 52.00 $6.69 -16.26% $6.02 HK$ 46.80 at -10%
New Zealand Dollar NZ$ 11.79 $6.76 -15.29% $6.09 NZ$ 10.61 at -10%
Costa Rican Colon ₡3750 $7.45 -6.65% $6.71 ₡3375 at -10%
Canadian Dollar CDN$ 10.49 $7.47 -6.42% $6.72 CDN$ 9.44 at -10%
Australian Dollar A$ 11.79 $7.64 -4.27% $6.88 A$ 10.61 at -10%
Norwegian Krone 89,00 kr $8.81 +10.36% $7.93 80,10 kr at -10%
British Pound £6.69 $8.97 +12.38% $8.08 £6.02 at -10%
Israeli New Shekel ₪29.50 $8.97 +12.39% $8.08 ₪26.55 at -10%
Euro 7,79€ $9.08 +13.70% $8.17 7,01€ at -10%
Polish Zloty 36,99zł $10.14 +26.91% $9.12 33,29zł at -10%
Swiss Franc CHF 8.99 $11.30 +41.54% $10.17 CHF 8.09 at -10%
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 22 September 2025 – 03:43:52 UTC () (1758512632)
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 83
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

Assets

Load all asset images
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library_hero ↴
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library_hero_blur ↴
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library_logo ↴
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logo_position/width_pct50.580720092915215
logo_position/height_pct79.96148148148148
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Assets
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community_icon34366c7d17d50b3ab432f819871babe1381e1bfb.jpg
page_background_pathapp/1953230
raw_page_background93018fed27f300838fc7a7e4bf23242855dcfbe9/page_bg_raw.jpg
timestamp22 September 2025 – 08:08:51 UTC
Trailers
953927 ↴
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870399 ↴
trailer_nameWhisper Mountain Outbreak - Release Window Announcement
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trailer_nameWhisper Mountain Outbreak - Early Access Release Announcement
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615662 ↴
trailer_nameWhisper Mountain Outbreak - Demo Gameplay Reveal
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