What is Your Favorite Smartphone OS? Tagged: Android, iOS, OS, Windows This topic contains 0 replies, has 1 voice, and was last updated by Ibn Farabi 5 months, 1 week ago. Author Posts May 22, 2016 at 11:05 am #1050 Ibn FarabiModerator Hello Folks, What is your Favorite Smartphone Operating System? Is it iOS, Android or Windows? Fall in Love with Android Author Posts You must be logged in to reply to this topic.