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41 Hours: Prologue

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App ID 1536830
App Type Game
Developer
Publisher ValkyrieInitiative
Supported Systems Windows
Technologies Unreal Engine
Last Changenumber 29915425
Last Record Update 6 July 2025 – 03:10:29 UTC ()
Release Date 19 March 2021 – 17:00:06 UTC ()
❓ 56.31%
75 reviews
0
In-Game
🔫 FPS ⛓ Dystopian 🚀 Sci-fi ☢️ Post-apocalyptic 🔫 Gun Customization

41 Hours is a first-person shooter dramatic game that follows the narrative of Ethan, a workaholic scientist in search of his long-lost wife. This is a one-hour prologue of the incredible, action-packed journey.

Additional Information

This game is excluded from Steam Family Sharing because: Free Game

Developer Texelworks
community_visible_stats Yes
ReleaseState released
Publisher ValkyrieInitiative
IsFreeApp Yes
Exclude from family sharing (exfgls) 3 (Free Game)
Store Release Date 19 March 2021 – 17:00:06 UTC ()
osarch 64
community_hub_visible Yes
Social Media https://discord.gg/EHpmDauaAv
Primary Genre Action (1)
Store Genres Action (1)
Steam Release Date 19 March 2021 – 17:00:06 UTC ()
Store Asset Modification Time 1 March 2021 – 19:47:14 UTC () (1614628034)
library_assets
library_capsuleen
library_heroen
library_logoen
logo_position ↴
pinned_positionBottomCenter
width_pct66.97416585041668
height_pct49.35816248449828
osextended empty string
Is free on the store? Yes
review_score 5
review_percentage 58
Detected Technologies (?) Unreal Engine, NVIDIA_APEX SDK, NVIDIA_Nsight_Aftermath SDK, NVIDIA_PhysX SDK, NvCloth SDK, OculusXRPlugin SDK, Ogg SDK, OpenVR SDK, Vorbis SDK
Steam Deck Compatibility
  • Steam Deck:
  • Some functionality is not accessible when using the default controller configuration, requiring use of the touchscreen or virtual keyboard, or a community configuration
  • This game sometimes shows mouse, keyboard, or non-Steam-Deck controller icons
  • Some in-game text is small and may be difficult to read
  • This game's default graphics configuration performs well on Steam Deck
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  • Note: Some functionality is not accessible when using the default controller configuration, requiring use of the touchscreen or virtual keyboard, or a community configuration
  •  
  • category: Playable
  • steamos_compatibility: Compatible
  • test_timestamp: 27 June 2025 – 00:00:00 UTC
  • tested_build_id: 6808986
  • configuration:
    supported_inputgamepad
    requires_manual_keyboard_invoke0
    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)
First seen on SteamDB 26 January 2021 – 17:41:41 UTC (), in changelist #10570920
Content Descriptors (Including DLC) Frequent Violence or Gore (2), General Mature Content (5)

Supported Languages

3 Languages Interface Full Audio Subtitles
English Yes Yes Yes
Russian Yes Yes
Simplified Chinese Yes Yes

Tags

🔫 FPS ⛓ Dystopian 🚀 Sci-fi ☢️ Post-apocalyptic 🔫 Gun Customization 🗺 Exploration 🔍 Hidden Object 🧱 Sandbox 🔫 Shooter 💥 Action RPG 🌄 Action-Adventure 🧊 3D 🙌 First-Person 🕰️ Alternate History 🛤️ On-Rails Shooter 💥 Action 📚 Story Rich 🌍 Open World 🪖 Military 🥷 Stealth

Categories

Single-player Profile Features Limited Cloud Gaming Cloud Gaming (NVIDIA)

Assets

Load all asset images
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logo b45d1820c7d85d8d3a401c652b3ee30efd4cfcc1
logo_small b45d1820c7d85d8d3a401c652b3ee30efd4cfcc1_thumb
small_capsule
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header_image
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library_assets_full
library_capsule ↴
image2x/englishlibrary_600x900_2x.jpg
image/englishlibrary_600x900.jpg
library_hero ↴
image/englishlibrary_hero.jpg
library_logo ↴
logo_position/pinned_positionBottomCenter
logo_position/width_pct66.97416585041668
logo_position/height_pct49.35816248449828
image/englishlogo.png
Assets
main_capsulecapsule_616x353.jpg
small_capsulecapsule_231x87.jpg
headerheader.jpg
page_backgroundpage_bg_generated_v6b.jpg
hero_capsulehero_capsule.jpg
library_capsulelibrary_600x900.jpg
library_capsule_2xlibrary_600x900_2x.jpg
library_herolibrary_hero.jpg
community_icon6bebc602c66a77ba2ca0a8113ad60a4a30e010bf.jpg
page_background_pathapp/1536830
raw_page_backgroundpage_bg_raw.jpg
timestamp13 April 2022 – 15:12:29 UTC
Trailers
256824169 ↴
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trailer_category0
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microtrailer/video/mp41536830/350988/1d3795840e617cef13539091e486f353293a922a/1751000104/microtrailer.mp4
screenshot_medium256824169/movie.293x165.jpg
screenshot_full256824169/movie_full.jpg
trailer_base_id350988
all_agestrue
is_highlighttrue
timestamp1614620378

History

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