How to Use Android Phone as Mouse, Webcam or Second Display

One of the qualities of android devices is the huge library of apps that comes with them. Of the many cool things that your android device can do, it can also work as a touchpad, a keyboard, a webcam and an external display for your Mac or Windows PC. Use your Android phone as an external monitor You can also use your android smartphone as a second monitor, which is useful when you need more screen space. Use phone as webcam Step 1: Download Iriun Webcam from the Play Store. Step 4: From the PC, double click on the Iriun app’s icon in your system tray to make sure that the app is running.