63		Zombietron 1 - Cemetery Guy (Windows, 2005)
63		R.I.P. (Windows, 2005)
63		Fiend (Windows, 2001)
60		Zombie Zoeds (Windows, 2015)
52		Project Xenoclone (Windows, 2006)
50		Nombz: Night of a Million Billion Zombies (Windows, 2008)
42		Baroque Shooting (Windows, 2000)
42		RIP: Strike Back (Windows, 2006)

Notes: Games similar to Horrorween, Games like Horrorween, The DGDev Team, The DGDev Team, Windows, Action, Shooter, Horror, Top-down, PC, Game Similarities.