Screen Test Checker–Pixel Test

Textile technology

About this app

Test Screen Checker is a simple and reliable tool to test your device display and identify common screen issues. It helps you visually inspect your screen using full-screen color tests.

Features:

• Dead pixel and stuck pixel detection
• Full-screen color tests (Red, Green, Blue, White, Black)
• Check screen brightness and color uniformity
• Detect possible screen burn-in
• Lightweight and easy to use

How It Works:

Open the app

Choose a test color

Inspect the screen for any display issues

Use Cases:
• Check screen quality on a new device
• Test used phones before buying or selling
• Inspect display after screen replacement
Disclaimer:
This app is for testing and informational purposes only. It does not repair or modify device hardware.
No login required. No unnecessary permissions.