20+ Mobile App Concepts With GIF-Animated Previews - GraphicsfuelShowcasing mobile app concept with how a screen or a particular function works in the app via gif animation is one of the lovely presentation skills of app developer / designer. While we see a number of creative app concepts through JPEG or PNG images everyday, we often tend to think how it works or animates and is only determined when we install that app and see it for ourselves. But that's not
