47		James Patterson: Women's Murder Club - Death in Scarlet (Windows, 2008)
45		Sherlock Holmes: The Mystery of the Persian Carpet (Windows, 2008)
44		The McCarthy Chronicles: Episode 1 (Windows, 2009)
44		Sam & Max 305: The City That Dares Not Sleep (Windows, 2010)
44		Nick Chase: A Detective Story (Windows, 2009)
43		Vera Blanc: Episode 2 - Ghost in the Castle (Windows, 2010)
43		James Patterson: Women's Murder Club - Little Black Lies (Windows, 2010)
42		A Case of the Crabs! (Windows, 2004)
41		Mystery Trackers: Black Isle (Windows, 2012)
41		Hexuma: Das Auge des Kal (DOS, 1992)
40		Daughter of Serpents (DOS, 1992)
40		Blue Force (DOS, 1993)
40		Curses (DOS, 1995)
40		007: James Bond - The Stealth Affair (DOS, 1990)
40		Geheimprojekt DMSO (DOS, 1993)
40		Ballyhoo (DOS, 1986)
40		Case Closed (Windows, 1999)
40		Paranormal State: Poison Spring (Windows, 2014)
40		The Cameron Files: Pharaoh's Curse (Windows, 2002)
40		Moonmist (DOS, 1986)
40		Frankenstein: Master of Death (Windows, 2015)
40		Presumed Guilty! (DOS, 1989)

Notes: Games similar to MonsterQuest, Games like MonsterQuest, Canopy Games, Big Fish Games, Inc, Windows, Adventure, Hidden object, Puzzle elements, Detective, Mystery, The History Channel, PC, Game Similarities.