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The Butterfly Sign: Human Error

Wishlist Follow Ignore Install Unwatch Watch
App ID 555260
App Type Game
Developer
Publisher Quantum Phoenix Bucharest
Supported Systems Windows
Technologies Unreal Engine
Last Changenumber 29811714
Last Record Update 29 June 2025 – 17:14:05 UTC ()
Release Date 16 March 2017 – 23:33:05 UTC ()
❓ 49.55%
81 reviews
0
In-Game

The Butterfly Sign: Human Error is the second chapter of the first person detective video game in which we are playing as a sole survivor of a serious terrorist attack. Protagonist is the only witness of the incident and his fate depends on his memories.

Additional Information

Developer Quantum Phoenix Bucharest
controller_support partial
community_visible_stats Yes
ReleaseState released
Publisher Quantum Phoenix Bucharest
Store Release Date 15 March 2017 – 07:00:00 UTC ()
osarch 64
community_hub_visible Yes
Primary Genre Indie (23)
Store Genres Action (1), Adventure (25), Indie (23)
Steam Release Date 16 March 2017 – 23:33:05 UTC ()
Original Release Date 15 March 2017 – 07:00:00 UTC () (1489561200)
Store Asset Modification Time 12 February 2017 – 06:52:57 UTC () (1486882377)
review_score 5
review_percentage 49
Detected Technologies (?) Unreal Engine, CEF SDK, NVIDIA_APEX SDK, NVIDIA_PhysX SDK, Ogg SDK, Vorbis SDK
store_screenshot ss_a31504fe1fbca19b4e199e14021c49cd086a3121.jpg
First seen on SteamDB 8 November 2016 – 09:08:39 UTC (), in changelist #2428162

Supported Languages

3 Languages Interface Full Audio Subtitles Achievements
English Yes Yes Yes Yes
Russian Yes Yes Yes Yes
German Yes Yes

Tags

🗺️ Adventure 💥 Action 🌱 Indie

Categories

Single-player Steam Achievements Steam Trading Cards Family Sharing

Hardware Categories

Partial Controller Support

Assets

Load all asset images
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logo 6288a85cb64f7c333b66850b6b383b2b43b7e457
logo_small 6288a85cb64f7c333b66850b6b383b2b43b7e457_thumb
small_capsule
englishcapsule_231x87.jpg
header_image
englishheader.jpg
Assets
main_capsulecapsule_616x353.jpg
small_capsulecapsule_231x87.jpg
headerheader.jpg
library_capsuleportrait.png
community_icon9032535548926e35a41310f3975f822a0ed6fbb1.jpg
page_background_pathapp/555260
timestamp21 July 2021 – 23:01:50 UTC
Trailers
256678864 ↴
trailer_nameThe Butterfly Sign Chapter Two Trailer
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256681256 ↴
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trailer_480p/video/mp4256681256/movie480.mp4
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screenshot_full256681256/movie_full.jpg
trailer_base_id94091
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timestamp1489430582
256678865 ↴
trailer_nameThe Butterfly Sign Chapter Two Trailer
trailer_category0
trailer_480p/video/webm256678865/movie480.webm
trailer_480p/video/mp4256678865/movie480.mp4
trailer_max/video/webm256678865/movie_max.webm
trailer_max/video/mp4256678865/movie_max.mp4
microtrailer/video/webm555260/88677/11443547109a042e7c094b0e5c06c77cb08042d8/1751301311/microtrailer.webm
microtrailer/video/mp4555260/88677/11443547109a042e7c094b0e5c06c77cb08042d8/1751301311/microtrailer.mp4
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screenshot_full256678865/movie_full.jpg
trailer_base_id88677
all_agestrue
is_highlighttrue
timestamp1489426557
256678866 ↴
trailer_nameThe Butterfly Sign Chapter Two Trailer
trailer_category0
trailer_480p/video/webm256678866/movie480.webm
trailer_480p/video/mp4256678866/movie480.mp4
trailer_max/video/webm256678866/movie_max.webm
trailer_max/video/mp4256678866/movie_max.mp4
microtrailer/video/webm555260/88678/168d550d3c59dc01943f325119638a5cc0509ce3/1751301312/microtrailer.webm
microtrailer/video/mp4555260/88678/168d550d3c59dc01943f325119638a5cc0509ce3/1751301312/microtrailer.mp4
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screenshot_full256678866/movie_full.jpg
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Depots

ID Configuration Size DL.
228986 Windows Shared InstallDepot from 228980VC 2015 Redist No size
228990 Windows Shared InstallDepot from 228980DirectX Jun 2010 Redist No size
229003 Windows Shared InstallDepot from 228980.NET 4.0 Client Profile Redist No size
555261 Windows 64-bitThe Butterfly Sign: Human Error Content 19.95 GiB 8.76 GiB

Total size on disk is 19.95 GiB and total download size is 8.76 GiB.

Branches

Name Description Build ID Time Updated
public 1695792 16 March 2017 – 19:22:00 UTC

Other

Name Value
baselanguages English, German, Russian
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