AI: The Somnium Files

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App ID	948740
App Type	Game
Developer	Spike Chunsoft Co., Ltd.
Publisher	Spike Chunsoft Co., Ltd.
Supported Systems	Windows
Technologies	Unity Engine
Last Changenumber	29833730
Last Record Update	1 July 2025 – 01:31:23 UTC ()
Release Date	18 September 2019 – 00:45:00 UTC ()

😎 88.85%

8k reviews

In-Game

Play as detective Kaname Date on the case of an elusive serial killer in this thrilling, sci-fi murder mystery.

Additional Information

Developer

Spike Chunsoft Co., Ltd.

metacritic_name

AI: The Somnium Files

controller_support

partial

community_visible_stats

Yes

ReleaseState

released

Publisher

Spike Chunsoft Co., Ltd.

Store Release Date

18 September 2019 – 00:46:00 UTC ()

osarch

community_hub_visible

Yes

Primary Genre

Adventure (25)

Store Genres

Adventure (25)

Steam Release Date

18 September 2019 – 00:45:00 UTC ()

Store Asset Modification Time

18 June 2025 – 04:36:11 UTC () (1750221371)

library_assets

library_capsule	en,ja
library_hero	en
library_logo	en,ja
logo_position ↴
pinned_position	CenterCenter
width_pct	59.38106947922236
height_pct	85.3576208471107

osextended

empty string

name_localized

japanese	AI: ソムニウムファイル
tchinese	AI：夢境檔案

review_score

review_percentage

Detected Technologies (?)

Unity Engine, Autodesk_FBX SDK

Steam Deck Compatibility

Steam Deck:
This game's launcher/setup tool may require the touchscreen or virtual keyboard, or have difficult to read text
This game sometimes shows mouse, keyboard, or non-Steam-Deck controller icons
This game supports Steam Deck's native display resolution but does not set it by default and may require you to configure the display resolution manually
All functionality is accessible when using the default controller configuration
In-game interface text is legible on Steam Deck
This game's default graphics configuration performs well on Steam Deck
SteamOS:
This game runs successfully on SteamOS
Note: This game's launcher/setup tool may require a touchscreen or virtual keyboard, or have difficult to read text
category: Playable
steamos_compatibility: Compatible
test_timestamp: 23 September 2023 – 00:00:00 UTC
tested_build_id: 4031380

configuration:

supported_input	gamepad
requires_manual_keyboard_invoke	0
requires_non_controller_launcher_nav	1
primary_player_is_controller_slot_0	0
non_deck_display_glyphs	1
small_text	0
requires_internet_for_setup	0
requires_internet_for_singleplayer	0
recommended_runtime	proton-stable
requires_h264	1
requires_voice_files	0
gamescope_frame_limiter_not_supported	0
hdr_support	0

Content Descriptors

Frequent Violence or Gore (2), General Mature Content (5)

controllertagwizard

Yes

First seen on SteamDB

19 September 2018 – 06:25:58 UTC (), in changelist #5106902

Content Descriptors (Including DLC)

Frequent Violence or Gore (2), General Mature Content (5)

Supported Languages

3 Languages	Interface	Full Audio	Subtitles	Achievements
English	Yes	Yes	Yes	Yes
Japanese	Yes	Yes	Yes	Yes
Traditional Chinese	Yes		Yes	Yes

Hardware Categories

Partial Controller Support

DualShock Controllers (USB Only)

Assets

Load all asset images

clienticon

85eba7a3c7920873a738d4ff7cbf08db41e8ad18

clienttga

581f4c56427c2f077d24aa3fde894994c66ef8e8

icon

7150721d70b5302de5cdc62e99a3bfb5f5675119

logo

4b9d83742b04a3acfbb152c1a533f9914b720a96

logo_small

4b9d83742b04a3acfbb152c1a533f9914b720a96_thumb

small_capsule

english

capsule_231x87.jpg

header_image

english

header.jpg

library_assets_full

library_capsule ↴
image/english	library_600x900.jpg
image/japanese	library_600x900_japanese.jpg
image2x/english	library_600x900_2x.jpg
image2x/japanese	library_600x900_japanese_2x.jpg
library_hero ↴
image/english	library_hero.jpg
image2x/english	library_hero_2x.jpg
library_logo ↴
logo_position/pinned_position	CenterCenter
logo_position/width_pct	59.38106947922236
logo_position/height_pct	85.3576208471107
image/english	logo.png
image/japanese	logo_japanese.png
image2x/english	logo_2x.png
image2x/japanese	logo_japanese_2x.png

Assets

main_capsule	capsule_616x353.jpg
small_capsule	capsule_231x87.jpg
header	header.jpg
hero_capsule	hero_capsule.jpg
library_capsule	library_600x900.jpg
library_capsule_2x	library_600x900_2x.jpg
library_hero	library_hero.jpg
library_hero_2x	library_hero_2x.jpg
community_icon	7150721d70b5302de5cdc62e99a3bfb5f5675119.jpg
page_background_path	app/948740
timestamp	18 June 2025 – 04:37:25 UTC

Trailers

256823905 ↴
trailer_name	Investigation Trailer (ENG)
trailer_category	0
trailer_480p/video/webm	256823905/movie480_vp9.webm
trailer_480p/video/mp4	256823905/movie480.mp4
trailer_max/video/webm	256823905/movie_max_vp9.webm
trailer_max/video/mp4	256823905/movie_max.mp4
microtrailer/video/webm	948740/350507/8e53f84cca8d502498aa2f58661b2eb301f75d0b/1750599705/microtrailer.webm
microtrailer/video/mp4	948740/350507/8e53f84cca8d502498aa2f58661b2eb301f75d0b/1750599705/microtrailer.mp4
screenshot_medium	256823905/movie.293x165.jpg
screenshot_full	256823905/movie_full.jpg
trailer_base_id	350507
all_ages	true
is_highlight	true
timestamp	1614383080
256762221 ↴
trailer_name	Release Trailer (ENG)
trailer_category	0
trailer_480p/video/webm	256762221/movie480_vp9.webm
trailer_480p/video/mp4	256762221/movie480.mp4
trailer_max/video/webm	256762221/movie_max_vp9.webm
trailer_max/video/mp4	256762221/movie_max.mp4
microtrailer/video/webm	948740/243415/c718f51fb0f712f97269cd94ed8ed38751a112ad/1750599668/microtrailer.webm
microtrailer/video/mp4	948740/243415/c718f51fb0f712f97269cd94ed8ed38751a112ad/1750599668/microtrailer.mp4
screenshot_medium	256762221/movie.293x165.jpg
screenshot_full	256762221/movie_full.jpg
trailer_base_id	243415
all_ages	true
is_highlight	true
timestamp	1614383087
256760373 ↴
trailer_name	Character Trailer (ENG)
trailer_category	0
trailer_480p/video/webm	256760373/movie480_vp9.webm
trailer_480p/video/mp4	256760373/movie480.mp4
trailer_max/video/webm	256760373/movie_max_vp9.webm
trailer_max/video/mp4	256760373/movie_max.mp4
microtrailer/video/webm	948740/240336/c1da318559407dbfa85abb29c0f570c24846e198/1750599658/microtrailer.webm
microtrailer/video/mp4	948740/240336/c1da318559407dbfa85abb29c0f570c24846e198/1750599658/microtrailer.mp4
screenshot_medium	256760373/movie.293x165.jpg
screenshot_full	256760373/movie_full.jpg
trailer_base_id	240336
all_ages	true
is_highlight	true
timestamp	1614383095
256754474 ↴
trailer_name	Somnium Trailer (ENG)
trailer_category	0
trailer_480p/video/webm	256754474/movie480_vp9.webm
trailer_480p/video/mp4	256754474/movie480.mp4
trailer_max/video/webm	256754474/movie_max_vp9.webm
trailer_max/video/mp4	256754474/movie_max.mp4
microtrailer/video/webm	948740/229992/1a640d94a4be79618c75e739c570e7a253a7d27b/1750599628/microtrailer.webm
microtrailer/video/mp4	948740/229992/1a640d94a4be79618c75e739c570e7a253a7d27b/1750599628/microtrailer.mp4
screenshot_medium	256754474/movie.293x165.jpg
screenshot_full	256754474/movie_full.jpg
trailer_base_id	229992
all_ages	true
is_highlight	true
timestamp	1614557842
256750458 ↴
trailer_name	GDC Trailer (ENG)
trailer_category	0
trailer_480p/video/webm	256750458/movie480_vp9.webm
trailer_480p/video/mp4	256750458/movie480.mp4
trailer_max/video/webm	256750458/movie_max_vp9.webm
trailer_max/video/mp4	256750458/movie_max.mp4
microtrailer/video/webm	948740/222704/bcc3869f09356d7334118954b92c9f1d2a40781d/1750599610/microtrailer.webm
microtrailer/video/mp4	948740/222704/bcc3869f09356d7334118954b92c9f1d2a40781d/1750599610/microtrailer.mp4
screenshot_medium	256750458/movie.293x165.jpg
screenshot_full	256750458/movie_full.jpg
trailer_base_id	222704
all_ages	true
is_highlight	true
timestamp	1614383102
256744827 ↴
trailer_name	Teaser Trailer
trailer_category	0
trailer_480p/video/webm	256744827/movie480.webm
trailer_480p/video/mp4	256744827/movie480.mp4
trailer_max/video/webm	256744827/movie_max.webm
trailer_max/video/mp4	256744827/movie_max.mp4
microtrailer/video/webm	948740/212517/620d7ca7b23a6a8c1979e53b10338767b5828acb/1750599576/microtrailer.webm
microtrailer/video/mp4	948740/212517/620d7ca7b23a6a8c1979e53b10338767b5828acb/1750599576/microtrailer.mp4
screenshot_medium	256744827/movie.293x165.jpg
screenshot_full	256744827/movie_full.jpg
trailer_base_id	212517
all_ages	true
is_highlight	true
timestamp	1553209309

Steam charts

Compare

70 players right now
129 24-hour peak
998 all-time peak 22 September 2019

SteamDB.info

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Store data

26,674 followers
#2965 in top sellers
7,738 positive reviews
711 negative reviews
91.58% positive reviews

Twitch stats

0 viewers right now
22 24-hour peak
14,534 all-time peak

Owner estimations

~261.0 k by SteamSpy
~285.8 k by Gamalytic
~306.7 k by VG Insights
~715.2 k by PlayTracker

Monthly players breakdown

Initializing Steam charts…

Steam hub followers history

Initializing followers chart…

User reviews history

😎 Very Positive
88.85% SteamDB Rating
7,738 91.6% positive reviews
711 8.4% negative reviews

How many players are playing AI: The Somnium Files right now on Steam?

Steam player counter indicates there are currently 70 players live playing AI: The Somnium Files on Steam.

AI: The Somnium Files had an all-time peak of 998 concurrent players on 22 September 2019.

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AI: The Somnium Files

Additional Information

Supported Languages

Tags

Categories

Hardware Categories

Assets

Steam charts

Store data

Twitch stats

Owner estimations

Monthly players breakdown

Steam hub followers history

User reviews history