Question: what app do i use to watch movies on iphone?
Answer: Popcornflix. Popcornflix is the first in our list since it's a free movie streaming app for iOS. ... 
Crackle. Make your iOS device a portable movie theatre with the most used App; Crackle. ... 
SnagFilms. When it comes to movie streaming apps, one name pops-up; SnagFilms. ... 
Viewster. ... 
Tubi TV.