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

Notes: Games similar to ...A Personal Nightmare, Games like ...A Personal Nightmare, Horror Soft Ltd., Adventure Soft Publishing Ltd., Windows, Adventure, Horror, 1st-person, AGOS, Vampires, PC, Game Similarities.