Dead Pixel Screen Test

One of the most common annoyances with a new mobile phone is a screen with a pixel error. Such an error manifests itself by either an constantly bright or even completely black dead pixels. Depending on how pronounced is this defect, it can also occur only under certain colors. Because of the millions of pixels on a relatively small display area of a smartphone or tablet, search is like the needle in a haystack.

This screen test app for detecting dead pixels makes it easier to test your new Android device for pixel errors. Use this tool not only when buying a new smartphone, but also when you sell your old one on eBay. You can tell those interested that you checked the phone screen and no errors have been found.

How to use the pixel test:

During the test, the backlight of the screen is set to full brightness, so that dead pixels can be recognized better. The monochrome surface does not distract with any patterns. As mentioned above, a pixel error can affect only a certain full color. Therefore, you can switch between the different relevant colors with a simple click on screen.

Please take enough time when searching, because of the high resolution of the device, the individual pixels are microscopic.

You like this app?

If you like the app, please give a positive voting on the Google Play Store. Especially when you have found a screen error with this testing tool.

You found an error? Or do you have a feature request? Please send me an email, I'll assume your request as soon as possible.

It is recommended to install updates immediately after appear. Only on this way, you allways get the full functionality of this pixeltest tool.