42		RailWorks 3: Train Simulator 2012 (Windows, 2011)
41		RailWorks 2: Train Simulator (Windows, 2010)
41		Microsoft Train Simulator (Windows, 2001)
41		ProTrain Perfect 2 (Windows, 2010)
41		Lotus Simulator (Windows, 2018)
40		Rail Simulator (Windows, 2007)
40		RailWorks (Windows, 2009)
40		Trainz Railroad Simulator 2007 (Windows, 2007)
40		Trainz Railroad Simulator 2007 (Windows, 2006)
40		Ultimate Trainz Collection (Windows, 2002)
40		MaSzyna EU07-424 (Windows, 2001)
40		Trainz Railroad Simulator 2004 (Windows, 2003)
40		Densha de Go! Final (Windows, 2004)
40		Trainz Railroad Simulator 2006 (Windows, 2006)
40		Virtual Railroad (Windows, 2000)

Notes: Games similar to Railroad X, Games like Railroad X, Soft-Pro, Trendverlag, KOCH Media AG, Windows, Simulation, 3rd-person, Other, Train, PC, Game Similarities.