TouchTest is a simple Android application to test screen parameters and multi-touch.
The application displays a 50-pixel grid which illustrates the screen sizes, and edge markers to check the registration of the screen edge with the surrounding bezel
TestCard is a simple screen test pattern for Android devices.
The app displays test patterns which are intended to let you see the structure of individual pixels, and the effect that has on the overall quality of the display. On many devices, the display will be utterly uninteresting
