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45		Turn Around (Windows, 2017)
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45		Purgation (Windows, 2017)
45		Paranormal Activity: The Lost Soul (Windows, 2017)
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44		Erusal (Windows, 2016)
43		Five Nights at Freddy's 3 (Windows, 2015)
43		Hektor (Windows, 2015)
43		Uninvited: MacVenture Series (Windows, 2015)
43		The Static Speaks My Name (Windows, 2015)
43		Sad Satan (Windows, 2015)
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43		123 Slaughter Me Street (Windows, 2015)
43		The Park (Windows, 2015)
43		Midnight Library (Windows, 2015)
43		Five Nights at Freddy's (Windows, 2014)
43		Lumber Island - That Special Place (Windows, 2015)
43		A Wolf in Autumn (Windows, 2015)
43		Cold Dreams (Windows, 2015)
43		VERGE:Lost chapter (Windows, 2015)
42		Bunker 16 (Windows, 2014)
42		The Interview (Windows, 2014)
42		Pineview Drive (Windows, 2014)
42		Affected: The Horror Experience (Windows, 2014)
42		Five Nights at Freddy's 2 (Windows, 2014)
41		Sacred Line (Windows, 2013)
41		Slender: The Arrival (Windows, 2013)
41		Sherlock Holmes vs. Jack the Ripper (Windows, 2009)
40		Sherlock Holmes: The Awakened (Windows, 2007)
40		Beasts (DOS, 2004)
40		Zaphie (Windows, 1999)
40		Gothos (Windows, 1997)
40		Beyond the Threshold (Windows, 2006)
40		Harvest (Windows, 2002)
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40		Which (Windows, 2010)
40		SCP-087 (Windows, 2012)
40		The 4th Wall (Windows, 2012)
40		The Dark Eye (Windows, 1995)
40		Uninvited (DOS, 1988)
40		...A Personal Nightmare (DOS, 1989)
40		Last Half of Darkness III (DOS, 1993)
40		...A Personal Nightmare (Windows, 2009)
40		Last Half of Darkness II (DOS, 1992)
40		A Mother's Inferno (Windows, 2011)

Notes: Games similar to Inner Voices, Games like Inner Voices, Simulation Games Manufacture, Fat Dog Games, Windows, Adventure, Horror, Survival, 1st-person, PC, Game Similarities.