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60		Blockout (DOS, 1989)
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43		Log(Hic!) (Windows, 2005)
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42		Columns III: Revenge of Columns (Windows, 2010)
42		SmileTris 3 (Windows, 2004)
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42		Incadia (Windows, 2004)
42		Bloxter (Windows, 2004)
42		Super PileUp! (Windows, 2004)
41		Squigs 3 (Windows, 2003)
41		SmileTris 2 (Windows, 2003)
41		Delidash (Windows, 2003)
40		Windoze (DOS, 1994)
40		Stack Up (DOS, 1994)
40		Zottris (DOS, 1992)
40		1993tris (DOS, 1993)
40		Zyconix (DOS, 1992)
40		Wordtris (DOS, 1991)
40		Baku Baku Animal (Windows, 1996)
40		On Disk Monthly's Circuitry (DOS, 1992)
40		Connectris (DOS, 1996)
40		Slot-Tris (DOS, 1995)
40		Xixit (DOS, 1995)
40		Super Puzzle Fighter II Turbo (Windows, 1998)
40		Drop Mania (Windows, 1999)
40		Puzzle Station (Windows, 2000)
40		Fructus (Windows, 1996)
40		Triptych (Windows, 2002)
40		Slydris (Windows, 2012)
40		Beyond Columns (DOS, 1989)
40		DoubleLink (DOS, 1991)
40		Faces ...tris III (DOS, 1990)
40		Frac (DOS, 1990)
40		Hextris (DOS, 1991)

Notes: Games similar to BlockOut II, Games like BlockOut II, Windows, Puzzle, Falling Block Puzzle, Real-Time, PC, Game Similarities.