The Butterfly Sign: Human Error

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App ID	555260
App Type	Game
Developer	Quantum Phoenix Bucharest
Publisher	Quantum Phoenix Bucharest
Supported Systems	Windows
Technologies	Unreal Engine
Last Changenumber	30056460
Last Record Update	14 July 2025 – 21:11:54 UTC ()
Release Date	16 March 2017 – 23:33:05 UTC ()

❓ 49.08%

80 reviews

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.

Steam price history

Current Price $4.99

Lowest Recorded Price $1.49 at -70% 27 June 2019

Currency	Current Price	Converted Price		Lowest Recorded Price
U.S. Dollar	$4.99	$4.99		$1.49	$1.49 at -70%
Brazilian Real	R$ 10,49	$1.90	-61.76%	$0.57	R$ 3,14 at -70%
Russian Ruble	189 ₽	$2.36	-52.51%	$0.70	56 ₽ at -70%
Indonesian Rupiah	Rp 45999	$2.81	-43.67%	$0.84	Rp 13799 at -70%
Malaysian Ringgit	RM12.00	$2.83	-43.18%	$0.85	RM3.60 at -70%
Colombian Peso	COL$ 11900	$2.87	-42.30%	$0.86	COL$ 3570 at -70%
Philippine Peso	₱165.95	$2.89	-41.99%	$0.86	₱49.78 at -70%
Chinese Yuan	¥ 21	$2.92	-41.37%	$0.83	¥ 6 at -71%
Indian Rupee	₹ 259	$2.94	-41.02%	$0.87	₹ 77 at -70%
Mexican Peso	Mex$ 55.99	$2.96	-40.65%	$0.88	Mex$ 16.79 at -70%
South African Rand	R 55.00	$3.06	-38.49%	$0.92	R 16.50 at -70%
Chilean Peso	CLP$ 3000	$3.10	-37.78%	$0.93	CLP$ 900 at -70%
Japanese Yen	¥ 498	$3.38	-32.13%	$1.01	¥ 149 at -70%
Norwegian Krone	36,00 kr	$3.50	-29.76%	$1.05	10,80 kr at -70%
New Zealand Dollar	NZ$ 5.99	$3.53	-29.10%	$1.05	NZ$ 1.79 at -70%
South Korean Won	₩ 5500	$3.96	-20.46%	$1.19	₩ 1650 at -70%
Canadian Dollar	CDN$ 5.49	$3.98	-20.14%	$1.19	CDN$ 1.64 at -70%
Thai Baht	฿129.00	$3.98	-20.08%	$1.19	฿38.70 at -70%
CIS - U.S. Dollar	$3.99	$3.99	-20.04%	$1.19	$1.19 at -70%
Peruvian Sol	S/.14.95	$4.17	-16.38%	$1.25	S/.4.48 at -70%
Singapore Dollar	S$5.50	$4.27	-14.40%	$1.28	S$1.65 at -70%
Saudi Riyal	17.00 SR	$4.53	-9.19%	$1.35	5.10 SR at -70%
U.A.E. Dirham	17.00 AED	$4.62	-7.25%	$1.38	5.10 AED at -70%
Taiwan Dollar	NT$ 148	$4.94	-0.95%	$1.46	NT$ 44 at -70%
Hong Kong Dollar	HK$ 39.00	$4.96	-0.44%	$1.49	HK$ 11.70 at -70%
LATAM - U.S. Dollar	$4.99	$4.99		$1.74	$1.74 at -65%
MENA - U.S. Dollar	$4.99	$4.99		$1.74	$1.74 at -65%
South Asia - USD	$4.99	$4.99		$1.49	$1.49 at -70%
British Pound	£3.99	$5.30	+6.26%	$1.58	£1.19 at -70%
Euro	4,99€	$5.77	+15.64%	$1.72	1,49€ at -70%
Swiss Franc	CHF 5.00	$6.18	+23.91%	$1.85	CHF 1.50 at -70%
Vietnamese Dong	N/A	N/A		N/A
Ukrainian Hryvnia	N/A	N/A		N/A
Australian Dollar	N/A	N/A		N/A
Polish Zloty	N/A	N/A		N/A
Israeli New Shekel	N/A	N/A		N/A
Kazakhstani Tenge	N/A	N/A		N/A
Kuwaiti Dinar	N/A	N/A		N/A
Qatari Riyal	N/A	N/A		N/A
Costa Rican Colon	N/A	N/A		N/A
Uruguayan Peso	N/A	N/A		N/A

Valve suggested prices are shown on package pages.

Price history

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Hardware Categories

Partial Controller Support

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	48
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

Assets

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english

header.jpg

Assets

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community_icon	9032535548926e35a41310f3975f822a0ed6fbb1.jpg
page_background_path	app/555260
timestamp	21 July 2021 – 23:01:50 UTC

Trailers

256678864 ↴
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256681256 ↴
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256678865 ↴
trailer_name	The Butterfly Sign Chapter Two Trailer
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timestamp	1489426557
256678866 ↴
trailer_name	The Butterfly Sign Chapter Two Trailer
trailer_category	0
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trailer_480p/video/mp4	256678866/movie480.mp4
trailer_max/video/webm	256678866/movie_max.webm
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all_ages	true
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timestamp	1489426565

The Butterfly Sign: Human Error

Steam price history

Price history

Tags

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Hardware Categories

Additional Information

Supported Languages

Assets