FaceTime vs Google Allo

FaceTime is a video calling software application and related protocol developed by Apple for supported mobile devices running the iOS, in addition to Macintosh computers running Mac OS X 10.6.6 and higher. FaceTime is supported on any iOS device with a forward-facing camera. Facetime alternatives for business are GoToMeeting, Skype for Business.
Google Allo
Google Allo is a smart messaging app that helps you say more and do more. Express yourself better with stickers, doodles, and HUGE emojis & text. Allo also brings you the Google Assistant.
FaceTime has better video than Google Allo