Watch tutorial video at http://youtu.be/Yb6YLFCS04A If your goggles are equipped with magnet button, you can use head gesture to change settings. Otherwise, you can double tap the screen to toggle on setting menu. Features: * Head movement control * Innovative tapping phone gesture, no need for touch screen * Flash light * Image enhancement mode * Image stabilization * Navigation panel provide wide field of view This is a completely free app, and even Ad free. The motivation behind development is to help visually impaired people. Please provide constructive feedback instead of just negative rating.