The Screens of all mobile devices, whether tablet or smartphone, look the same — have a rectangular shape. If you slightly change it, the device will look more rounded, and to perceive the contents of the screen may be easier. This will require the utility RoundR. This application removes the sharp corners on the image Kruglaya them. In the settings RoundR you can control the radius of curvature, and also to specify which corners should be smoothed.