65		Rescue Team 4 (Windows, 2017)
64		Metropolis (Windows, 2018)
60		Escape from Paradise 2 (Windows, 2010)
55		RollerCoaster Tycoon: Classic (Windows, 2017)
54		RollerCoaster Tycoon: World (Windows, 2016)
53		TownCraft (Windows, 2015)
52		Industry Empire (Windows, 2014)
52		Imagine Earth (Windows, 2014)
52		RollerCoaster Tycoon (Windows, 1999)
51		RollerCoaster Tycoon 3 (Windows, 2004)
50		Skyscraper Simulator (Windows, 2009)
50		RollerCoaster Tycoon 2 (Windows, 2002)
44		One Hour One Life (Windows, 2018)
42		Viking Brothers (Windows, 2014)

Notes: Games similar to Buildanauts, Games like Buildanauts, TouchTilt Games, Octopus Tree, Windows, Simulation, City Building, Construction Simulation, Real-Time, Bird's-eye view, PC, Game Similarities.