You’d be easily forgiven for the initial excitement to think an app called YouTube capture would let you save / rip videos from Youtube for later viewing. YouTube Capture is a video recording app with built in features you’d expect to find in the likes of iMovie.
Grab your copy of YouTube Capture from the App Store
YouTube Capture Requirements: Compatible with iPhone 3GS, iPhone 4, iPhone 4S, iPhone 5, iPod touch (3rd generation), iPod touch (4th generation), iPod touch (5th generation) and iPad. Requires iOS 5.0 or later. This app is optimized for iPhone 5.