1. Why do you need Mirror App? You don't want to carry a mirror every day, just open the Mirror App to help make-up, wear contact lenses, tidy your hair or shave. 2. Why do you need the Dual Mirror? Generic Mirror App needs to manually adjust the screen zoom. If your hands are making up or wearing contact lenses, you will be in pain. Dual Mirror can display two mirror images, you can see the details of the face and the whole face clearly at the same time, you don't need to adjust the focus manually. 3. What is the Dual Mirror? Dual Mirror is a simple, easy-to-use and completely free Mirror App, which can display both normal and enlarged mirror images at the same time. 4. How to use the Dual Mirror? * One-click to open or pull down the notification bar to open. * Tap the screen to switch between dual mirror mode or single mirror mode. * When in the dark, tap "Light" to illuminate the face with screen light.