62		Gumboy: Crazy Adventures (Windows, 2006)
45		Ancients of Ooga (Windows, 2011)
45		Scribblenauts Unlimited (Windows, 2012)
44		The Bridge (Windows, 2013)
44		Umihara Kawase (Windows, 2015)
44		Sugar Cube: Bittersweet Factory (Windows, 2012)
43		Eets Munchies (Windows, 2014)
42		de Blob (Windows, 2017)
42		Eets: Hunger. It's emotional. (Windows, 2006)
42		Temporal (Windows, 2008)
42		Marble Mayhem (Windows, 2008)
41		Safety First! (Windows, 2015)
40		Shadow Mist (Windows, 2017)
40		RoboBall (Windows, 2018)
40		Marble Blast Gold (Windows, 2003)
40		The First Spark (Windows, 2016)
40		Marble Blast (Windows, 2002)
40		Castle of Elite (Windows, 2005)
40		aXiebal 2004 (Windows, 2004)

Notes: Games similar to NightSky, Games like NightSky, Nicalis, Inc., Nicalis, Inc., Windows, Action, Puzzle, Platform, Side view, Rolling ball, PC, Game Similarities.