Ferrum's Secrets: where is grandpa?

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App ID	391340
App Type	Game
Store Name	Ferrum's Secrets: Where Is Grandpa?
Developer	EJRGames
Publisher	EJRGames
Supported Systems	Windows
Technologies	Unity Engine
Last Changenumber	29300509
Last Record Update	31 May 2025 – 11:22:52 UTC ()
Release Date	14 August 2015 – 20:09:40 UTC ()

❓ 44.89%

136 reviews

In-Game

Ferrum city was enveloped by a thick fog. Prominent citizens and scientists disappeared and among them well known inventor working on a number of inventions in the field of electricity. Shortly after his disappearance his granddaughter comes to his house.

Steam price history

Week Long Deal, offer ends 21 July 2025 – 17:00:00 UTC

Current Price $0.69 at -86%

Lowest Recorded Price $0.49 at -90% 22 August 2016

Currency	Current Price	Converted Price		Lowest Recorded Price
U.S. Dollar	$0.69 at -86%	$0.69		$0.49	$0.49 at -90%
Russian Ruble	28 ₽ at -86%	$0.35	-48.21%	$0.15	12 ₽ at -91%
Kazakhstani Tenge	210₸ at -86%	$0.39	-42.26%	$0.19	105₸ at -90%
Vietnamese Dong	10500₫ at -86%	$0.40	-41.82%	$0.26	7000₫ at -90%
Ukrainian Hryvnia	17₴ at -86%	$0.40	-41.13%	$0.21	9₴ at -91%
Indian Rupee	₹ 35 at -86%	$0.40	-41.07%	$0.29	₹ 25 at -90%
South African Rand	R 7.28 at -86%	$0.40	-41.03%	$0.30	R 5.50 at -90%
Indonesian Rupiah	Rp 6649 at -86%	$0.40	-41.01%	$0.28	Rp 4599 at -90%
Brazilian Real	R$ 2,37 at -86%	$0.42	-38.47%	$0.18	R$ 1,04 at -90%
Philippine Peso	₱24.49 at -86%	$0.42	-37.99%	$0.28	₱16.59 at -90%
Chinese Yuan	¥ 3.08 at -86%	$0.42	-37.87%	$0.27	¥ 2 at -90%
Chilean Peso	CLP$ 420 at -86%	$0.43	-37.07%	$0.31	CLP$ 300 at -90%
Saudi Riyal	1.67 SR at -86%	$0.44	-35.47%	$0.44	1.67 SR at -86%
Malaysian Ringgit	RM1.95 at -86%	$0.45	-33.45%	$0.28	RM1.20 at -90%
CIS - U.S. Dollar	$0.46 at -86%	$0.46	-33.33%	$0.29	$0.29 at -90%
Colombian Peso	COL$ 1890 at -86%	$0.46	-31.91%	$0.29	COL$ 1190 at -90%
Peruvian Sol	S/.1.68 at -86%	$0.47	-31.37%	$0.41	S/.1.49 at -90%
Taiwan Dollar	NT$ 14 at -86%	$0.47	-31.07%	$0.47	NT$ 14 at -91%
Mexican Peso	Mex$ 9.02 at -86%	$0.47	-30.52%	$0.29	Mex$ 5.59 at -90%
Kuwaiti Dinar	0.15 KD at -86%	$0.49	-28.89%	$0.35	0.11 KD at -90%
Thai Baht	฿16.10 at -86%	$0.49	-28.32%	$0.39	฿12.90 at -90%
Qatari Riyal	1.81 QR at -86%	$0.49	-27.82%	$0.35	1.29 QR at -90%
Japanese Yen	¥ 81 at -86%	$0.54	-20.99%	$0.32	¥ 49 at -90%
Uruguayan Peso	$U22 at -86%	$0.54	-20.89%	$0.29	$U12 at -90%
South Korean Won	₩ 780 at -86%	$0.55	-18.87%	$0.39	₩ 550 at -90%
Singapore Dollar	S$0.73 at -86%	$0.56	-17.77%	$0.42	S$0.55 at -90%
U.A.E. Dirham	2.10 AED at -86%	$0.57	-17.14%	$0.46	1.70 AED at -90%
Hong Kong Dollar	HK$ 4.62 at -86%	$0.58	-14.69%	$0.49	HK$ 3.90 at -90%
New Zealand Dollar	NZ$ 1.03 at -86%	$0.61	-11.58%	$0.34	NZ$ 0.59 at -90%
Canadian Dollar	CDN$ 0.90 at -86%	$0.65	-5.14%	$0.39	CDN$ 0.54 at -90%
Costa Rican Colon	₡335 at -86%	$0.66	-3.72%	$0.47	₡240 at -90%
Australian Dollar	A$ 1.05 at -86%	$0.67	-1.49%	$0.48	A$ 0.75 at -90%
Norwegian Krone	7,76 kr at -86%	$0.75	+8.92%	$0.34	3,60 kr at -90%
Israeli New Shekel	₪2.59 at -86%	$0.76	+11.58%	$0.54	₪1.85 at -90%
Euro	0,69€ at -86%	$0.79	+15.86%	$0.56	0,49€ at -90%
British Pound	£0.60 at -86%	$0.80	+16.52%	$0.52	£0.39 at -90%
Polish Zloty	3,21zł at -86%	$0.87	+26.66%	$0.48	1,79zł at -90%
Swiss Franc	CHF 0.76 at -86%	$0.94	+36.85%	$0.62	CHF 0.50 at -90%
LATAM - U.S. Dollar	N/A	N/A		$0.49	$0.49 at -90%
MENA - U.S. Dollar	N/A	N/A		$0.49	$0.49 at -90%
South Asia - USD	N/A	N/A		$0.29	$0.29 at -90%

Valve suggested prices are shown on package pages.

Price history

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