75		Bolo Adventures II (DOS, 1991)
74		Bolo Adventures I (DOS, 1992)
72		Weebee Worlds (DOS, 1994)
70		Amazing Kye (Windows, 2001)
70		Sokoban (DOS, 2007)
70		Bulldozer II (Windows, 2000)
70		Block Manouveres (Windows, 2002)
70		Farocar (Windows, 1997)
70		Bulldozer (Windows, 2000)
70		Visual Sokoban (Windows, 1999)
70		Simple Sokoban (Windows, 2014)
70		BoxWorld (Windows, 2009)
70		BoxWorld 2 (Windows, 2009)
70		PocoMan! (Windows, 1996)
70		Coconuts (Windows, 1999)
70		Magic Pearls (Windows, 2006)
65		Crates (DOS, 1991)
63		Block-O-Mania (DOS, 1989)
62		Soko-Sex (DOS, 1994)
60		Ronnie's Resort (Windows, 1997)
60		Solver: The Bank Quest (DOS, 2001)
55		BrainBreaker (DOS, 1991)
46		Chip's Challenge (DOS, 1991)
45		Zig Zag Flag Shag (DOS, 1991)
45		The Power (DOS, 1991)
45		Krymini (DOS, 1991)
45		Shiftrix (DOS, 1991)
45		Numbers & Logic I (DOS, 1991)
44		Hero's Heart (DOS, 1992)
44		Alpha Man (DOS, 1992)
44		Covering (DOS, 1992)
44		Oxyd (DOS, 1992)
44		Quadrel (DOS, 1990)
44		The Brainies (DOS, 1992)
44		Revelation (DOS, 1992)
44		Color Buster (DOS, 1992)
43		Quell (Windows, 2015)
43		SpaceChem (Windows, 2011)
43		Balloon Challenge (DOS, 1993)
43		Gear Works (DOS, 1993)
43		Argh (DOS, 1989)
43		3x Logic Games (DOS, 1993)
43		DOSMINE (DOS, 1993)
43		Engare (Windows, 2017)
42		Arcy 2 (DOS, 1994)
42		Sigils of Elohim (Windows, 2014)
42		Strata (Windows, 2013)
42		LineWay (Windows, 2017)
42		Laser Light (DOS, 1994)
42		X-It (DOS, 1994)
42		Elements (DOS, 1994)
42		Soko-Ban (DOS, 1987)
41		Triskelion (DOS, 1987)
41		ClockWerx (Windows, 1995)
41		Under Pressure (Windows, 1995)
41		Minesweeper (Windows, 1995)
41		Madragon (DOS, 1995)
41		Facetrex (DOS, 1995)
41		Zen of Sudoku (Windows, 2006)
41		Demineur (DOS, 1995)
41		VW Sharan: Pack 'n Puzzle (DOS, 1995)
41		Landmine (Windows, 1995)
40		BrainSport (Windows, 2013)
40		JezzBall Classic (Windows, 2016)
40		Black Box (DOS, 1982)
40		Switch (DOS, 1982)
40		LOOP (Windows, 2015)
40		El Grinch (DOS, 1983)
40		Molefest (DOS, 2002)
40		Akin (Windows, 2016)
40		Wave Mechanics (Windows, 2015)
40		Quell: Zen (Windows, 2016)
40		Joining Hands 2 (Windows, 2013)
40		16 (DOS, 1996)
40		Bolo Adventures III (DOS, 1996)
40		Pusher (DOS, 2014)
40		Wilmot's Warehouse (Windows, 2017)
40		Lasermania (DOS, 1996)
40		15 x 15 (DOS, 1996)
40		Orbox C (Windows, 2016)
40		Mouse in Lab (Windows, 2017)
40		Invisibox (Windows, 2017)
40		Algorithm (Windows, 2017)
40		PolyMaze (DOS, 1983)
40		Baroll (DOS, 2001)
40		Labyrinth (DOS, 1986)
40		Summer: Jigsaw Puzzles (Windows, 2018)
40		Oik: Memory (Windows, 2017)
40		Minesweep (Windows, 2018)
40		Maze (DOS, 1983)
40		Rainbow Hero (Windows, 2015)
40		Kakuro 60.000 (Windows, 2006)
40		Kakuro (Windows, 2006)
40		EIPC Free SuDoKu 3 (Windows, 2007)
40		Ultimate Games: 25,000 Sudoku (Windows, 2006)
40		3 Balls (Windows, 2006)
40		Lights (Windows, 2005)
40		Ultimine (Windows, 2000)
40		Map (Windows, 2005)
40		Elven Mists (Windows, 2007)
40		Tile World (Windows, 2001)
40		Slyder (Windows, 2002)
40		Funny Creatures (Windows, 2003)
40		QuadroX-2 (Windows, 2003)
40		Chromatron (Windows, 2002)
40		CUBE: Discover Your Cleverness (Windows, 2002)
40		Animals of Africa (Windows, 2002)
40		Kakuro Guru (Windows, 2010)
40		The Sudoku Challenge! (Windows, 2005)
40		Four Orbs (Windows, 2000)
40		Akeyan Enigma (Windows, 2000)
40		Baroll (Windows, 2001)
40		Abysma (Windows, 2002)
40		Hero Defiant (Windows, 1998)
40		StarFire (Windows, 1999)
40		Cheat Mine (Windows, 1996)
40		New Beetle Tracks and Gaps (Windows, 1997)
40		Molefest (Windows, 2002)
40		Archibald's Ice Cubes (Windows, 2002)
40		Q-lympics IQ-marathon (Windows, 2003)
40		Neutron Trails (Windows, 2000)
40		PuzzPower (Windows, 2000)
40		Fire (Windows, 2003)
40		Sokoban (Windows, 1999)
40		Critical Seeker (Windows, 2002)
40		Pandora's Box (Windows, 1999)
40		Manic Minefields (Windows, 2003)
40		Spintensity (Windows, 2003)
40		Gasparilla: Quest for the Key (Windows, 2007)
40		Pathstorm (Windows, 2007)
40		Gemsweeper (Windows, 2007)
40		Shellblast (Windows, 2007)
40		Tangle Bee (Windows, 2006)
40		Kakuro XXL (Windows, 2006)
40		CubeDrift (Windows, 2006)
40		WiseBall (Windows, 2007)
40		Mines (Windows, 2005)
40		Chip's Challenge (Windows, 2015)
40		World Riddles: Animals (Windows, 2009)
40		Ziro (Windows, 2009)
40		Quell: Reflect (Windows, 2015)
40		Quell: Memento (Windows, 2015)
40		Red Spheres (Windows, 2008)
40		2002 Pentamino Puzzles (Windows, 2008)
40		Deflektor X4 (Windows, 2006)
40		Tiny Worlds (Windows, 2006)
40		eMazing Mazes (Windows, 2003)
40		The Misadventures of Sir Randolph Doogleberry, British Explorer (Windows, 2004)
40		Fiber Tree (Windows, 2004)
40		Reckon (Windows, 2003)
40		Lightspeed (Windows, 2003)
40		RotaPicture (Windows, 2003)
40		Electronica (Windows, 2003)
40		SoKoStaTioN3 (Windows, 2004)
40		Jack's Sokoman (Windows, 2004)
40		Ka Kuro Master (Windows, 2006)
40		Masyu (Windows, 2006)
40		Su Doku Classic 2 (Windows, 2006)
40		Buku Kakuro (Windows, 2006)
40		Inertia (Windows, 2005)
40		GEOM (Windows, 2005)
40		Untangle (Windows, 2005)
40		PixlCross (Windows, 2015)

Notes: Games similar to The Quest of Kwirk's Castle, Games like The Quest of Kwirk's Castle, JME Engineering, JME Engineering, DOS, Puzzle, Top-down, Fixed, Flip-screen, PC, Game Similarities.