The voice over was written as a description of the app features instead of from the perspective of a user. It sounded like text ripped from your help file. I do

The voice over was written as a description of the app features instead of from the perspective of a user. It sounded like text ripped from your help file. I don't need to be told that I can pinch to zoom in, because I can see that. Instead I want to know I can "watch my videos in crisp full screen playback". Focus on what your users will get out of it. Emotions are important. Words like "intuitive" aren't. You don't "integrate with social services" you "share your favorite videos with your Facebook friends".