Descriptions : With DisplayTester, you can test almost every aspect of your device’s LCD / OLED screen. You can use Google Cast to test the display quality of your TV. It was developed to enable full-screen tests also on devices with softkeys (hide the softkeys in ICS and higher, immersive mode in KitKat and higher). Features :
+ Full support for Google Cast
+ Repair burn-in noises (white, b / w, red, green, blue)
+ Dead Pixel Test: Detect “dead pixels” by displaying a series of pages with a plain background
+ Color tests: contrast, gradient (stripe) and saturation tests
+ Gamma calibration tests (gray / red / green / blue)
+ Viewing angle tests (this is useless for OLED displays)
+ Color test with a large color range
+ Multi-touch test
+ Show performance tests
+ Fix the burn-in and scroll through the black and white bars
+ Display measures information: screen size, GPU type, dpi, density-independent pixel size, OpenGL 1.x information, pixel format
+ Real world images for reference and comparison
+ 4-color gradient test with correction of the change in orientation (Android 2.2 and higher)
+ Pixel format & dithering tests
+ Test for integrated font styles
+ Manual DPI measurement
+ Color cards
+ Touchscreen dead center tester
+ System Fonts Tester
+ DIP / PX calculator
