86		Christmas Quest 2: The Yuletide Flows In (Windows, 2006)
86		Automation (Windows, 2006)
85		15 Minutes (Windows, 2011)
85		Dislocation (Windows, 2015)
85		Mudlarks (Windows, 2014)
85		Wretcher (Windows, 2011)
85		Mess Goblins (Windows, 2015)
85		11-11-11 (Windows, 2011)
85		Christmas Quest 3: Santa's Little Help Desk (Windows, 2007)
80		Kürbis Happenz Lite (Windows, 2014)
68		The Devil's Shroud: Part I (Windows, 2004)
67		The Devil's Shroud: Part II (Windows, 2005)
66		The Devil's Shroud: Part III (Windows, 2006)
66		Christmas Quest: The Best Adventure Game Ever! (Windows, 2006)
65		Camp 1 (Windows, 2015)
65		Venator (Windows, 2011)
65		rein (Windows, 2010)
65		The Secret of Garbh Eileach (Windows, 2011)
65		The Devil's Shroud: Part IV (Windows, 2010)
65		Game Quest (Windows, 2011)
62		MechaNika (Windows, 2015)
61		Yesterday: Origins (Windows, 2016)
60		Sakura no Mori † Dreamers part.1 (Windows, 2017)
60		Return of the Tentacle: Prologue (Windows, 2018)
60		Forever Space (Windows, 2017)
60		Désiré (Windows, 2018)
60		Ceasing to be her Demise (Windows, 2016)
60		Paul Pixel: The Awakening (Windows, 2017)
60		Alühn: Breitbild Ädischön (Windows, 2014)
50		htoL#NiQ: The Firefly Diary (Windows, 2016)

Notes: Games similar to The 6 Day Assassin, Games like The 6 Day Assassin, Windows, Adventure, Contemporary, Graphic Adventure, Thriller, Persistent, 3rd-person, Other, 2D scrolling, Adventure Game Studio, AGS, Sniper, PC, Game Similarities.