64		Foundations (Windows, 2015)
64		Beat the Game (Windows, 2017)
64		Return NULL: Episode 1 (Windows, 2015)
63		Gods Will Be Watching (Windows, 2014)
62		Richard & Alice (Windows, 2013)
62		Journey of a Roach (Windows, 2013)
61		Doc Apocalypse (Windows, 2012)
60		Metal Dead (Windows, 2011)
60		A New Beginning: Spiel des Jahres (Windows, 2011)
60		The Bizarre Adventures of Woodruff and the Schnibble (Windows, 2001)
60		Alternativa (Windows, 2010)
58		The Last Time (Windows, 2016)
57		Paradigm (Windows, 2017)
56		Shardlight (Windows, 2016)
55		Oknytt (Windows, 2014)
55		Wanda (Windows, 2016)
55		The Uncertain: Episode 1 - The Last Quiet Day (Windows, 2016)
54		The Land of Lamia (Windows, 2015)
53		AR-K (Windows, 2014)
53		My Ex-Boyfriend the Space Tyrant (Windows, 2014)
53		Shrug Island (Windows, 2018)
52		Kentucky Route Zero (Windows, 2013)
52		Violett (Windows, 2013)
52		Primordia (Windows, 2012)
52		Residue (Windows, 2013)
51		Captain Morgane and the Golden Turtle (Windows, 2012)
50		Dvenadtsat' Stuljev (Windows, 2002)
50		Cayanne Pepper (Windows, 2007)
50		Petka 9: Proletarskiy Glamur (Windows, 2009)
47		1979 Revolution: Black Friday (Windows, 2016)
45		A Tale of Caos: Overture (Windows, 2016)
45		The Song of Seven: Chapter 1 - Overture (Windows, 2016)
45		Slap Village: Chapter 1 - Reality Slap (Windows, 2016)
44		Sandra and Woo in the Cursed Adventure (Windows, 2017)
44		The Detail: Episode 1 - Where the Dead Lie (Windows, 2014)
44		The Cat Lady (Windows, 2012)
44		Lost Horizon 2 (Windows, 2015)
43		Satellite (Windows, 2018)
43		The Walking Dead: Season Two (Windows, 2013)
43		Velvet Sundown (Windows, 2014)
43		Désiré (Windows, 2018)
42		SteelLIFE (Windows, 2019)
41		Shadows on the Vatican - Act 1: Greed (Windows, 2012)
41		Secret Files: Tunguska (Windows, 2006)

Notes: Games similar to The Underground Man, Games like The Underground Man, Mehsoft, Mehsoft, Windows, Adventure, Post-Apocalyptic, Graphic Adventure, Puzzle elements, 3rd-person, Other, City - Moscow, PC, Game Similarities.