Display color changes for each tap.
If the color of dots does not change, it's a defective pixel.
Defective pixel checker is a free software application from the System Maintenance subcategory, part of the System Utilities category.
The app is currently available in English and it was last updated on 2011-06-05. The program can be installed on Android.
Defective pixel checker (version 1.0.0.06050) is available for download from our website.
Just click the green Download button above to start. Until now the program was downloaded 6 times.
We already checked that the download link to be safe, however for your own protection we recommend that you scan the downloaded software with your antivirus.