62		Affected: The Horror Experience (Windows, 2014)
46		Fibrillation HD (Windows, 2017)
45		Goosebumps: The Game (Windows, 2015)
45		Turn Around (Windows, 2017)
45		Inner Voices (Windows, 2017)
45		Paranormal Activity: The Lost Soul (Windows, 2017)
45		Purgation (Windows, 2017)
45		A Haunting: Witching Hour (Windows, 2017)
45		Bonbon (Windows, 2017)
44		Under Zero (Windows, 2016)
44		Erusal (Windows, 2016)
44		Staircase of Darkness: VR (Windows, 2016)
44		Alone? VR (Windows, 2016)
44		Dark Night (Windows, 2016)
44		Directionless (Windows, 2016)
44		Time of Silence (Windows, 2016)
44		Starbo (Windows, 2018)
44		CrossSide: The Prison (Windows, 2018)
44		Deathlike: Awakening (Windows, 2016)
43		Sad Satan (Windows, 2015)
43		Abandoned (Windows, 2015)
43		Five Nights at Freddy's 3 (Windows, 2015)
43		Hektor (Windows, 2015)
43		Uninvited: MacVenture Series (Windows, 2015)
43		Five Nights at Freddy's (Windows, 2014)
43		Cold Dreams (Windows, 2015)
43		Lumber Island - That Special Place (Windows, 2015)
43		123 Slaughter Me Street (Windows, 2015)
43		One Night at Flumpty's (Windows, 2015)
43		VERGE:Lost chapter (Windows, 2015)
43		The Static Speaks My Name (Windows, 2015)
43		The Park (Windows, 2015)
43		Morphine (Windows, 2015)
43		A Wolf in Autumn (Windows, 2015)
43		Midnight Library (Windows, 2015)
42		Bunker 16 (Windows, 2014)
42		Five Nights at Freddy's 2 (Windows, 2014)
42		The Interview (Windows, 2014)
42		Pineview Drive (Windows, 2014)
41		Sherlock Holmes vs. Jack the Ripper (Windows, 2009)
41		Sacred Line (Windows, 2013)
41		Slender: The Arrival (Windows, 2013)
40		Beasts (DOS, 2004)
40		Beyond the Threshold (Windows, 2006)
40		Sherlock Holmes: The Awakened (Windows, 2007)
40		Harvest (Windows, 2002)
40		Gothos (Windows, 1997)
40		Zaphie (Windows, 1999)
40		Beasts (Windows, 2004)
40		Delaware St. John: Volume 1: The Curse of Midnight Manor (Windows, 2005)
40		Last Half of Darkness II (DOS, 1992)
40		SCP-087 (Windows, 2012)
40		The 4th Wall (Windows, 2012)
40		The Dark Eye (Windows, 1995)
40		A Mother's Inferno (Windows, 2011)
40		Uninvited (DOS, 1988)
40		...A Personal Nightmare (Windows, 2009)
40		Which (Windows, 2010)
40		...A Personal Nightmare (DOS, 1989)
40		Last Half of Darkness III (DOS, 1993)

Notes: Games similar to AFFECTED: The Manor, Games like AFFECTED: The Manor, Fallen Planet Studios, Fallen Planet Studios, Windows, Adventure, Horror, 1st-person, PC, Game Similarities.