Crackle, from Sony, is a free universal iOS app that's built to stream plenty of free-to-view movies and TV shows. If you don't mind ads at the beginning and more in the middle of the programs and you're OK with the app's limited selection, it's worth a look.
Not surprisingly, a lot of the movies are from the Columbia Pictures catalog, since Sony owns those titles. There's a smattering of good movies (The Gods Must Be Crazy and It Might Get Loud, for instance) and then there are a slew of Godzilla movies and martial arts movies that may or may not strike your fancy. The catalog includes old Three Stooges shorts, and TV shows like Seinfeld. Movies expire off the