Pixel Tester

Pixel Tester is a very easy to use Mac application that can help you check your screen or LCD display for any possible dead (defective) pixels.

This way, you can quickly determine if your screen is damaged so that you can take the necessary actions.

After launching Pixel Tester, the first thing you will have to do is to select the monitor you want to test. This application can test not only the main display of your Mac, but also any other monitors that you might have connected.

Once you have selected the desired monitor to test, Pixel Tester will provide you with a very easy and intuitive way to check for dead pixels. All you have to do is to move your mouse to each corner of your screen in order to change the color and easily detect if there are any problems. If you want to skip to the next color pattern, you can quickly do that with just a click of a mouse.

In conclusion, if you want to make use of a simple and comprehensive Mac application that can help you test the screen of your Mac as well as any other connected monitors for dead pixels, then you might give Pixel Tester a try.