iMovie has a slider to adjust clip speed (or at least it did, it's been a while since I've used it). If you are fixated on iMovie, you'll need to duplicate frames. As far as I know, Imovie cannot deal ...
“Luxury automotive company Bentley is the latest to take advantage of the filming capabilities of the iPhone 5s and iPad Air with a new short film entitled ‘Intelligent Details,'” Zac Hall reports for ...