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Protocol 86: Chernobyl

Wishlist Follow Ignore Launch Unwatch Watch
App ID 4250500
App Type Game
Developer
Publisher Core Interactive
Supported Systems Windows
Last Changenumber 39170743
Last Record Update 24 September 2026 – 17:00:39 UTC ()
Release Date 24 September 2026 – 17:00:34 UTC ()
❓ 68.15%
8 reviews
0
In-Game
🕴 Psychological Horror 😱 Horror 🔌 Hacking 🎒 Survival Horror ☢️ Cold War

A terminal-driven psychological horror puzzle set in a secret Soviet underground research facility built after the 1986 Chernobyl disaster. Survive in procedurally shifting sectors using only the terminal. Type ‘help’ to begin.

Steam price history

Introductory Offer, ends 8 October 2026
Current Price -30% $4.89
Lowest Recorded Price -30% $4.89 24 September 2026
Currency Current Price Converted Price Lowest Recorded Price
U.S. Dollar -30% $4.89 $4.89 $4.89 -30% $4.89
Indian Rupee -30% ₹ 251 $2.60 -46.68% $2.60 -30% ₹ 251
Philippine Peso -30% ₱164.50 $2.62 -46.29% $2.62 -30% ₱164.50
Indonesian Rupiah -30% Rp 47249 $2.64 -45.97% $2.64 -30% Rp 47249
Ukrainian Hryvnia -30% 119₴ $2.64 -45.85% $2.64 -30% 119₴
Russian Ruble -30% 234 ₽ $2.80 -42.60% $2.80 -30% 234 ₽
Vietnamese Dong -30% 75000₫ $2.88 -41.00% $2.88 -30% 75000₫
Thai Baht -30% ฿101.50 $3.02 -38.22% $3.02 -30% ฿101.50
Chinese Yuan -30% ¥ 20.30 $3.02 -38.08% $3.02 -30% ¥ 20.30
South African Rand -30% R 52.49 $3.14 -35.67% $3.14 -30% R 52.49
Malaysian Ringgit -30% RM13.12 $3.21 -34.31% $3.21 -30% RM13.12
CIS - U.S. Dollar -30% $3.28 $3.28 -32.92% $3.28 -30% $3.28
LATAM - U.S. Dollar -30% $3.28 $3.28 -32.92% $3.28 -30% $3.28
MENA - U.S. Dollar -30% $3.28 $3.28 -32.92% $3.28 -30% $3.28
SASIA - U.S. Dollar -30% $3.28 $3.28 -32.92% $3.28 -30% $3.28
Brazilian Real -30% R$ 17,49 $3.34 -31.57% $3.34 -30% R$ 17,49
Chilean Peso -30% CLP$ 3394 $3.45 -29.29% $3.45 -30% CLP$ 3394
Taiwan Dollar -30% NT$ 111 $3.47 -28.87% $3.47 -30% NT$ 111
Saudi Riyal -30% 13.12 SR $3.48 -28.72% $3.48 -30% 13.12 SR
Kazakhstani Tenge -30% 1617₸ $3.64 -25.43% $3.64 -30% 1617₸
Kuwaiti Dinar -30% 1.15 KD $3.72 -23.86% $3.72 -30% 1.15 KD
Hong Kong Dollar -30% HK$ 29.40 $3.74 -23.38% $3.74 -30% HK$ 29.40
Mexican Peso -30% Mex$ 69.99 $3.82 -21.68% $3.82 -30% Mex$ 69.99
Peruvian Sol -30% S/.13.47 $3.88 -20.58% $3.88 -30% S/.13.47
Canadian Dollar -30% CDN$ 5.59 $3.93 -19.60% $3.93 -30% CDN$ 5.59
Qatari Riyal -30% 14.34 QR $3.93 -19.55% $3.93 -30% 14.34 QR
South Korean Won -30% ₩ 5320 $3.93 -19.53% $3.93 -30% ₩ 5320
Colombian Peso -30% COL$ 13299 $3.99 -18.22% $3.99 -30% COL$ 13299
Japanese Yen -30% ¥ 633 $4.01 -17.98% $4.01 -30% ¥ 633
Uruguayan Peso -30% $U172 $4.26 -12.73% $4.26 -30% $U172
Singapore Dollar -30% S$5.59 $4.36 -10.65% $4.36 -30% S$5.59
New Zealand Dollar -30% NZ$ 7.87 $4.41 -9.70% $4.41 -30% NZ$ 7.87
Polish Zloty -30% 17,49zł $4.49 -8.05% $4.49 -30% 17,49zł
U.A.E. Dirham -30% 16.62 AED $4.52 -7.45% $4.52 -30% 16.62 AED
Australian Dollar -30% A$ 6.82 $4.72 -3.31% $4.72 -30% A$ 6.82
Swiss Franc -30% CHF 4.19 $5.05 +3.28% $5.05 -30% CHF 4.19
Euro -30% 4,89€ $5.49 +12.47% $5.49 -30% 4,89€
British Pound -30% £4.19 $5.53 +13.17% $5.53 -30% £4.19
Costa Rican Colon -30% ₡2625 $5.74 +17.40% $5.74 -30% ₡2625
Israeli New Shekel -30% ₪17.67 $5.75 +17.64% $5.75 -30% ₪17.67
Norwegian Krone -30% 58,80 kr $6.11 +24.96% $6.11 -30% 58,80 kr
Valve suggested prices are shown on package pages.

Price history

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Additional Information

Developer Core Interactive
community_visible_stats Yes
ReleaseState released
Publisher Core Interactive
Store Release Date 24 September 2026 – 17:00:36 UTC ()
osarch 64
community_hub_visible Yes
Social Media https://discord.gg/7KaZy4sFfz
https://x.com/core_interact
https://www.youtube.com/@core-interactive
Primary Genre Adventure (25)
Store Genres Adventure (25), Indie (23), Simulation (28), Strategy (2)
Steam Release Date 24 September 2026 – 17:00:34 UTC ()
Store Asset Modification Time 12 September 2026 – 00:29:25 UTC () (1789172965)
library_assets
library_capsuleen
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library_hero_bluren
library_logoen
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logo_position ↴
pinned_positionBottomLeft
width_pct49.954317039744176
height_pct100
osextended empty string
Content Descriptors Frequent Violence or Gore (2), General Mature Content (5)
controllertagwizard Yes
AI Content Type 1
First seen on SteamDB 11 December 2025 – 13:13:28 UTC (), in changelist #32736264
Content Descriptors (Including DLC) Frequent Violence or Gore (2), General Mature Content (5)

Supported Languages

20 Languages Interface Full Audio Subtitles
English Yes Yes
French Yes Yes
Italian Yes Yes
German Yes Yes
Spanish - Spain Yes Yes
Simplified Chinese Yes Yes
Portuguese - Brazil Yes Yes
Dutch Yes Yes
Finnish Yes Yes
Japanese Yes Yes
Korean Yes Yes
Spanish - Latin America Yes Yes
Polish Yes Yes
Hungarian Yes Yes
Portuguese - Portugal Yes Yes
Romanian Yes Yes
Russian Yes Yes Yes
Turkish Yes Yes
Ukrainian Yes Yes
Czech Yes Yes

Assets

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logo_position/height_pct100
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community_icon62caf3483ea2fe6a8c9274f9672f2bf94103df28.jpg
page_background_pathapp/4250500
last_modified24 September 2026 – 17:00:35 UTC
timestamp24 September 2026 – 17:00:35 UTC

Trailer 1165419 ↴

trailer_name Official Trailer
trailer_category 1
microtrailer ↴
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video/mp4 4250500/759508767/0734a9840d255f44b82fa815a3883c1eb38e035e/1789167884/microtrailer.mp4
adaptive_trailers ↴
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all_ages true
is_highlight true
timestamp 12 September 2026 – 04:50:33 UTC
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