99		RollerCoaster Tycoon 2 (Windows, 2002)
99		RollerCoaster Tycoon: Classic (Windows, 2017)
99		RollerCoaster Tycoon (Windows, 1999)
99		Sim Theme Park (Windows, 1999)
99		RollerCoaster Tycoon: World (Windows, 2016)
99		SimCoaster (Windows, 2001)
80		Woodcutter Simulator 2013 (Windows, 2013)
80		Rescue 2: Everyday Heroes (Windows, 2015)
80		Salt (Windows, 2014)
80		Skyscraper Simulator (Windows, 2009)
80		Industry Empire (Windows, 2014)
54		City Life (Windows, 2006)
53		Wildlife Zoo (Windows, 2006)
53		Airline Tycoon Evolution (Windows, 2002)
52		The Restaurant Game (Windows, 2007)
51		Building & Co (Windows, 2008)
51		Der Bauernhof (Windows, 2008)
50		TownCraft (Windows, 2015)
50		Roadside Assistance Simulator (Windows, 2014)
50		Beach Resort Simulator (Windows, 2014)
50		Rescue Team 4 (Windows, 2017)
50		Metropolis (Windows, 2018)
50		My Sunny Resort (Windows, 2018)
50		Food Truck VR (Windows, 2018)
50		Aloha Paradise Hotel (Windows, 2017)
50		Gold Rush: The Game (Windows, 2017)
50		Farm World (Windows, 2017)
50		Buildanauts (Windows, 2017)
50		Castaway: Home Designer (Windows, 2017)
50		Weed Shop 2 (Windows, 2017)
50		Ropeway Simulator 2014 (Windows, 2014)
50		Police Simulator 2: Law and Order (Windows, 2012)
50		Escape from Paradise 2 (Windows, 2010)
50		Garden Simulator (Windows, 2010)
50		Wall $treet Trader 98 (Windows, 1998)
50		City Builder Tycoon (Windows, 2012)
50		Be Rich! (Windows, 2011)
44		The Sims (Windows, 2000)
44		Startopia (Windows, 2001)
42		Grimm's Hatchery (Windows, 2007)
41		Mercury Fallen (Windows, 2017)
40		Rail Cargo Simulator (Windows, 2009)
40		City Builder (Windows, 2017)
40		Train Fever (Windows, 2014)
40		Wildlife Camp (Windows, 2010)
40		One Hour One Life (Windows, 2018)
40		SimTown (Windows, 1995)
40		Sonderfahrzeug-Simulator 2012 (Windows, 2011)
40		Train Sim World: CSX Heavy Haul (Windows, 2017)
40		Viking Brothers (Windows, 2014)
40		Oil Platform Simulator (Windows, 2011)
40		Porno Studio Tycoon (Windows, 2017)
40		Airport Simulator 2014 (Windows, 2013)
40		Imagine Earth (Windows, 2014)
40		Airport Simulator (Windows, 2010)

Notes: Games similar to RollerCoaster Tycoon 3, Games like RollerCoaster Tycoon 3, Frontier Developments Ltd., Atari, Inc., Windows, Simulation, City Building, Construction Simulation, Managerial, Business Simulation, Real-Time, 1st-person, Bird's-eye view, Free-roaming camera, Cobra, Cobra, Amusement park, PC, Game Similarities.