41 Hours: Prologue

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App ID	1536830
App Type	Game
Developer	Texelworks
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

In-Game

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

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_capsule	en
library_hero	en
library_logo	en
logo_position ↴
pinned_position	BottomCenter
width_pct	66.97416585041668
height_pct	49.35816248449828

osextended

empty string

Is free on the store?

Yes

review_score

review_percentage

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_input	gamepad
requires_manual_keyboard_invoke	0
requires_non_controller_launcher_nav	0
primary_player_is_controller_slot_0	0
non_deck_display_glyphs	1
small_text	1
requires_internet_for_setup	0
requires_internet_for_singleplayer	0
recommended_runtime	proton-9.0-4RC
requires_h264	0
requires_voice_files	0
gamescope_frame_limiter_not_supported	0
hdr_support	0

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

Assets

Load all asset images

clienticon

377bfb5ec1757e7888a8213a39901a840ec21dc3

clienttga

e6c1d0f729fd236dd1e843b3e1c50589c2996c0a

icon

6bebc602c66a77ba2ca0a8113ad60a4a30e010bf

logo

b45d1820c7d85d8d3a401c652b3ee30efd4cfcc1

logo_small

b45d1820c7d85d8d3a401c652b3ee30efd4cfcc1_thumb

small_capsule

english

capsule_231x87.jpg

header_image

english

header.jpg

library_assets_full

library_capsule ↴
image2x/english	library_600x900_2x.jpg
image/english	library_600x900.jpg
library_hero ↴
image/english	library_hero.jpg
library_logo ↴
logo_position/pinned_position	BottomCenter
logo_position/width_pct	66.97416585041668
logo_position/height_pct	49.35816248449828
image/english	logo.png

Assets

main_capsule	capsule_616x353.jpg
small_capsule	capsule_231x87.jpg
header	header.jpg
page_background	page_bg_generated_v6b.jpg
hero_capsule	hero_capsule.jpg
library_capsule	library_600x900.jpg
library_capsule_2x	library_600x900_2x.jpg
library_hero	library_hero.jpg
community_icon	6bebc602c66a77ba2ca0a8113ad60a4a30e010bf.jpg
page_background_path	app/1536830
raw_page_background	page_bg_raw.jpg
timestamp	13 April 2022 – 15:12:29 UTC

Trailers

256824169 ↴
trailer_name	1
trailer_category	0
trailer_480p/video/webm	256824169/movie480_vp9.webm
trailer_480p/video/mp4	256824169/movie480.mp4
trailer_max/video/webm	256824169/movie_max_vp9.webm
trailer_max/video/mp4	256824169/movie_max.mp4
microtrailer/video/webm	1536830/350988/1d3795840e617cef13539091e486f353293a922a/1751000104/microtrailer.webm
microtrailer/video/mp4	1536830/350988/1d3795840e617cef13539091e486f353293a922a/1751000104/microtrailer.mp4
screenshot_medium	256824169/movie.293x165.jpg
screenshot_full	256824169/movie_full.jpg
trailer_base_id	350988
all_ages	true
is_highlight	true
timestamp	1614620378

Steam charts

Compare

0 players right now
0 24-hour peak
11 all-time peak 27 May 2024

SteamDB.info

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Store data

Owner estimations

~2.3 k by VG Insights
~6.6 k by Gamalytic

Monthly players breakdown

Initializing Steam charts…

Steam hub followers history

Initializing followers chart…

User reviews history

❓ Mixed
56.31% SteamDB Rating
44 58.7% positive reviews
31 41.3% negative reviews

How many players are playing 41 Hours: Prologue right now on Steam?

Steam player counter indicates there are currently 0 players live playing 41 Hours: Prologue on Steam.

41 Hours: Prologue had an all-time peak of 11 concurrent players on 27 May 2024.

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41 Hours: Prologue

Additional Information

Supported Languages

Tags

Categories

Assets

Steam charts

Store data

Owner estimations

Monthly players breakdown

Steam hub followers history

User reviews history