Apocalypse Softworks is a software developer for Windows.
It is reported that the following Windows processes are part of World of Warcraft Realmlist Modifier 2.06.4:
If you want to remove World of Warcraft Realmlist Modifier 2.06.4 from your computer, just go to Start > Control Panel > Add/Remove programs and select World of Warcraft Realmlist Modifier 2.06.4 from the list of programs.