45		Faces ...tris III (DOS, 1990)
44		Hextris (DOS, 1991)
44		DoubleLink (DOS, 1991)
44		Wordtris (DOS, 1991)
44		Beyond Columns (DOS, 1989)
43		On Disk Monthly's Circuitry (DOS, 1992)
43		Zottris (DOS, 1992)
43		Zyconix (DOS, 1992)
42		1993tris (DOS, 1993)
41		Stack Up (DOS, 1994)
41		Windoze (DOS, 1994)
40		Betty Boop: Super Sweets (Windows, 2009)
40		Roogoo (Windows, 2008)
40		μTorrent (included game) (Windows, 2008)
40		Columns III: Revenge of Columns (Windows, 2010)
40		Slot-Tris (DOS, 1995)
40		Lumines: Puzzle Fusion (Windows, 2008)
40		Xixit (DOS, 1995)
40		Connectris (DOS, 1996)
40		Slydris (Windows, 2012)
40		Cobi Treasure Deluxe (Windows, 2007)
40		SmileTris 2 (Windows, 2003)
40		Squigs 3 (Windows, 2003)
40		Delidash (Windows, 2003)
40		Flipster (Windows, 2004)
40		Triptych (Windows, 2002)
40		Puzzle Station (Windows, 2000)
40		Baku Baku Animal (Windows, 1996)
40		Super Puzzle Fighter II Turbo (Windows, 1998)
40		Drop Mania (Windows, 1999)
40		SmileTris 3 (Windows, 2004)
40		Bloxter (Windows, 2004)
40		Odd Box (Windows, 2006)
40		Touhou Battle Gaiden (Windows, 2007)
40		BlockOut II (Windows, 2007)
40		Drop and Blow (Windows, 2006)
40		Alexey's Dwice (Windows, 2006)
40		Super PileUp! (Windows, 2004)
40		Incadia (Windows, 2004)
40		Log(Hic!) (Windows, 2005)
40		Fructus (Windows, 1996)

Notes: Games similar to Frac, Games like Frac, Simsalabim Software, DOS, Puzzle, Falling Block Puzzle, Real-Time, PC, Game Similarities.