Screen Master is a free, easy-to-use, no rooting required screenshot & photo markup tool. With Screen Master, you can capture screen by touching the floating button or shaking device, lets you take screenshot on your tablet, phone or other Android device the easy way! Screen Master also provides a variety of annotation features such as crop, add text, pixelated image, draw arrow, rect, circle and more. Lets you easily edit and markup your screenshot and quickly share it with your friends!