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Bad Pixel Detector

Name: Bad Pixel Detector
Author: SibDev

SibDev

Check your device on pixel failures by plain screens in 8 colors, black & white

System & tools
FOSS
Free
No ads
No tracking

Android only

Get Bad Pixel Detector

Get it on F-Droid

What are these stores? F-Droid

Check the screen for existence of so-called "dead pixels". So called bad and defective pixels are defects of the electronic device which is perceiving or reproducing the image and having pixel structure. A more detailed explanation is in Wikipedia . Also see the ISO_13406-2 standard for more information.

Developer: SibDev
Source code: github.com/SibDev/BadPixels
Added to AppCosmos: 9 October 2026
License: GPL-3.0-only