65		Horror in the Asylum (Windows, 2016)
64		Evil Tag (Windows, 2017)
63		Doorways: The Underworld (Windows, 2014)
60		Devil's Tuning Fork (Windows, 2009)
60		Geisterjäger John Sinclair: Evil Attacks (Windows, 1998)
60		Isle of the Dead (DOS, 1993)
60		Robert D. Anderson & the Legacy of Cthulhu (Windows, 2007)
60		White Day: A Labyrinth Named School (Windows, 2001)
57		Doorways: Prelude (Windows, 2013)
55		Phasmophobia: Hall of Specters 3D (Windows, 2016)
52		Master Reboot (Windows, 2013)
52		Realms of the Haunting (DOS, 1997)
50		Realms of the Haunting (Windows, 2011)
50		Enemy Zero (Windows, 1998)
50		Firestart (Windows, 2006)
50		Silent Hill: Homecoming (Windows, 2008)
43		Tunnels of Despair (Windows, 2018)

Notes: Games similar to Doorways: Holy Mountains of Flesh, Games like Doorways: Holy Mountains of Flesh, Saibot Studios, Saibot Studios, Windows, Action, Adventure, Puzzle elements, Horror, 1st-person, Unity, PC, Game Similarities.