Skip to content
POPULAR TODAY Battlefield™ 6 Fellowship Vampire: The Masquerade - Bloodlines 2 Escape From Duckov NINJA GAIDEN 4 Destiny 2
Enter Submit to view all results. Ctrl+Enter View and filter in instant search.
Close ×
Search powered by Algolia

ZERO PROTOCOL

Wishlist Follow Ignore Install Unwatch Watch
App ID 2840250
App Type Game
Developer
Publisher R_Games
Franchise R_Games
Supported Systems Windows
Last Changenumber 31710465
Last Record Update 16 October 2025 – 16:59:30 UTC ()
Release Date 26 September 2024 – 16:59:19 UTC ()
❓ 79.66%
478 reviews
2
In-Game
🎒 Survival Horror 🌫 Atmospheric 🕴 Psychological Horror 🙌 First-Person 🗺 Exploration

In this immersive sci-fi thriller, you will experience the atmosphere of classic 3D games as you solve puzzles, follow an intriguing non-linear storyline, and engage in battles with monsters.

Additional Information

Developer R_Games
controller_support full
community_visible_stats Yes
ReleaseState released
Publisher R_Games
Store Release Date 26 September 2024 – 16:59:23 UTC ()
osarch empty string
community_hub_visible Yes
Social Media https://vk.com/first_indiegames
https://x.com/Robert_Purmalis
https://www.youtube.com/@Robert_Purmalis
Primary Genre Action (1)
Store Genres Action (1), Adventure (25)
Steam Release Date 26 September 2024 – 16:59:19 UTC ()
Store Asset Modification Time 23 September 2025 – 21:09:51 UTC () (1758661791)
library_assets
library_capsuleen
library_heroen
library_logoen
library_headeren
logo_position ↴
pinned_positionBottomLeft
width_pct49.88393686658584
height_pct89.02554399243141
osextended empty string
review_score 8
review_percentage 85
Detected Technologies (?) NWJS SDK, NodeJS SDK
Steam Deck Compatibility
  • Steam Deck:
  • Some in-game text is small and may be difficult to read
  • All functionality is accessible when using the default controller configuration
  • This game shows Steam Deck controller icons
  • This game's default graphics configuration performs well on Steam Deck
  • Note: This game does not default to external Bluetooth/USB controllers on Deck, and may require manually switching the active controller via the Quick Access Menu
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  • Note: This game does not default to external Bluetooth/USB controllers on SteamOS, and may require manually switching the active controller via the Quick Access Menu
  •  
  • category: Playable
  • steamos_compatibility: Compatible
  • test_timestamp: 5 July 2025 – 00:00:00 UTC
  • tested_build_id: 15880537
  • configuration:
    supported_inputgamepad
    requires_manual_keyboard_invoke0
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_01
    non_deck_display_glyphs0
    small_text1
    requires_internet_for_setup0
    requires_internet_for_singleplayer0
    recommended_runtimeproton-9.0-3RC
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
steam_deck_blog_url https://steamcommunity.com/app/2840250/discussions/0/4840897430880316989/
Content Descriptors Frequent Violence or Gore (2), General Mature Content (5)
controllertagwizard Yes
First seen on SteamDB 13 February 2024 – 16:53:57 UTC (), in changelist #22327744
Content Descriptors (Including DLC) Frequent Violence or Gore (2), General Mature Content (5)

Supported Languages

4 Languages Interface Full Audio Subtitles
English Yes Yes
Russian Yes Yes
French Yes Yes
German Yes Yes

Tags

🎒 Survival Horror 🌫 Atmospheric 🕴 Psychological Horror 🙌 First-Person 🗺 Exploration 📚 Story Rich 🔚 Multiple Endings 🧩 Puzzle 🎨 Stylized 🚀 Sci-fi 🔫 FPS 🔫 Shooter 🕹️ Old School 😱 Horror 🧞 Choices Matter 🧊 3D 👾 Pixel Graphics 🗺️ Adventure 👤 Singleplayer 🎮 Controller

Categories

Single-player Steam Achievements Steam Trading Cards Steam Cloud Family Sharing

Hardware Categories

Full Controller Support

Assets

Load all asset images
clienticon 7759bd0aebfac46f285d9a6d34bb1c4f789aff2b
clienttga 9a86511d353b69d14a5b760ed13c9e0f7d01a4c2
icon c0481afe5c40c7cba3cfce3324aed4d352f7ceac
small_capsule
englishfa87f72e958007b0b67bf0dd004f0d0be91f46ad/capsule_231x87.jpg
header_image
english777ce757cf7a528598477afebda6ad4f6941454d/header.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_pct49.88393686658584
logo_position/height_pct89.02554399243141
library_header ↴
image/english777ce757cf7a528598477afebda6ad4f6941454d/library_header.jpg
image2x/english777ce757cf7a528598477afebda6ad4f6941454d/library_header_2x.jpg
Assets
main_capsule79ce29f472775a48ec8233173704f44e9ff139f8/capsule_616x353.jpg
small_capsulefa87f72e958007b0b67bf0dd004f0d0be91f46ad/capsule_231x87.jpg
header777ce757cf7a528598477afebda6ad4f6941454d/header.jpg
hero_capsulea062e4f010a0fe77b19a04b1e455ada4375245ab/hero_capsule.jpg
hero_capsule_2xa062e4f010a0fe77b19a04b1e455ada4375245ab/hero_capsule_2x.jpg
library_capsulelibrary_600x900.jpg
library_capsule_2xlibrary_600x900_2x.jpg
library_herolibrary_hero.jpg
library_hero_2xlibrary_hero_2x.jpg
community_iconc0481afe5c40c7cba3cfce3324aed4d352f7ceac.jpg
page_background_pathapp/2840250
timestamp23 September 2025 – 21:10:02 UTC

Trailer 987650 ↴

trailer_name action trailer
trailer_category 1
trailer_480p ↴
video/webm 257204930/movie480_vp9.webm
video/mp4 257204930/movie480.mp4
trailer_max ↴
video/webm 257204930/movie_max_vp9.webm
video/mp4 257204930/movie_max.mp4
microtrailer ↴
video/webm 2840250/2111114708/25cf173960fc119886458f7502666345d70eba71/1758651620/microtrailer.webm
video/mp4 2840250/2111114708/25cf173960fc119886458f7502666345d70eba71/1758651620/microtrailer.mp4
adaptive_trailers ↴
dash_av1 2840250/2111114708/25cf173960fc119886458f7502666345d70eba71/1758651620/dash_av1.mpd
dash_h264 2840250/2111114708/25cf173960fc119886458f7502666345d70eba71/1758651620/dash_h264.mpd
hls_h264 2840250/2111114708/25cf173960fc119886458f7502666345d70eba71/1758651620/hls_264_master.m3u8
screenshot_medium 257204930/904da1fd28c3345343f7d688dab21f2c0ba7f2c5/movie_600x337.jpg
screenshot_full 257204930/904da1fd28c3345343f7d688dab21f2c0ba7f2c5/movie_full.jpg
all_ages true
is_highlight true
timestamp 23 September 2025 – 21:09:59 UTC

Trailer 695899 ↴

trailer_name Gameplay trailer
trailer_category 0
trailer_480p ↴
video/webm 257020819/movie480_vp9.webm
video/mp4 257020819/movie480.mp4
trailer_max ↴
video/webm 257020819/movie_max_vp9.webm
video/mp4 257020819/movie_max.mp4
microtrailer ↴
video/webm 2840250/695899/2f1c190a65ac6ae43d4e403685ad9ad16fbcd0dc/1750946535/microtrailer.webm
video/mp4 2840250/695899/2f1c190a65ac6ae43d4e403685ad9ad16fbcd0dc/1750946535/microtrailer.mp4
adaptive_trailers ↴
dash_av1 2840250/695899/2f1c190a65ac6ae43d4e403685ad9ad16fbcd0dc/1750946535/dash_av1.mpd
dash_h264 2840250/695899/2f1c190a65ac6ae43d4e403685ad9ad16fbcd0dc/1750946535/dash_h264.mpd
hls_h264 2840250/695899/2f1c190a65ac6ae43d4e403685ad9ad16fbcd0dc/1750946535/hls_264_master.m3u8
screenshot_medium 257020819/movie.293x165.jpg
screenshot_full 257020819/movie_full.jpg
all_ages true
is_highlight true
timestamp 4 May 2024 – 07:57:01 UTC

User File System

Key Value
quota 10.00 MiB (10485760)
maxnumfiles 100
savefiles
0 ↴
rootWindowsHome
pathZero-Protocol
pattern*
platforms/1Windows

Save File Locations

Based on the configuration above, this is where we think the save files are located.

Read more about cloud saves in Steamworks documentation.

Platform Path Pattern
Windows WindowsHome/Zero-Protocol *
Ad-free Steam data for everyone since 2012
Support SteamDB • Donate or contribute
Open link