45		Outlast (Windows, 2013)
45		The Brookhaven Experiment (Windows, 2016)
45		Tower of Guns (Windows, 2014)
45		Organ Quarter (Windows, 2017)
45		Fireflies (Windows, 2015)
45		Sublevel Zero (Windows, 2015)
45		InsanZ: The Cake is a Lie (Windows, 2015)
44		Daylight (Windows, 2014)
44		Visitors (Windows, 2016)
44		The Bellows (Windows, 2016)
44		Layers of Fear (Windows, 2016)
44		Polygod (Windows, 2016)
44		Contagion (Windows, 2014)
44		CastleMiner Z (Windows, 2014)
44		Terror Lab (Windows, 2016)
44		Armed Against the Undead (Windows, 2016)
44		Shadows Peak (Windows, 2016)
43		Undead Development (Windows, 2017)
43		Welcome to Hanwell (Windows, 2017)
43		Delver (Windows, 2013)
43		Visage (Windows, 2018)
43		Affliction (Windows, 2017)
43		Masked and Mysterious (Windows, 2017)
43		Hollow (Windows, 2017)
43		Gevaudan (Windows, 2017)
43		Mount Hill (Windows, 2017)
43		Finding Bigfoot (Windows, 2017)
43		Shambles (Windows, 2013)
43		Dead Realm (Windows, 2017)
43		Horror of the Deep (Windows, 2017)
43		Cry of Fear (Windows, 2013)
42		Spartan Fist (Windows, 2018)
42		Fading Visage (Windows, 2018)
42		Shining Hotel: Lost in Nowhere (Windows, 2018)
42		Horror Legends (Windows, 2018)
42		Erie (Windows, 2012)
42		The Padre (Windows, 2018)
42		Witchkin (Windows, 2018)
42		Headache (Windows, 2018)
42		Desolate (Windows, 2018)
40		Day of the Zombie (Windows, 2009)
40		Cry of the Infected (Windows, 2008)
40		Dino Crisis 2 (Windows, 2003)

Notes: Games similar to Monstrum, Games like Monstrum, Team Junkfish, Team Junkfish, Windows, Action, Roguelike, Survival Horror, 1st-person, PC, Game Similarities.