Monitor Tester

Comprehensive monitor testing tool to check for dead pixels, color accuracy, gradient smoothness, text clarity, and brightness levels. Perfect for quality checking new monitors or diagnosing display issues!

How to Use

Click on any test below to start fullscreen testing. Use the navigation buttons at the bottom to switch between tests or press ESC to exit. For best results, use fullscreen mode and adjust your room lighting.

Screen Resolution: -
Color Depth: -
Pixel Ratio: -
Orientation: -

Solid Black

Test for light bleed

Solid White

Test brightness uniformity

Dead Pixel

Detect stuck pixels

Color Test

Check color accuracy

Gradient (H)

Horizontal gradient smoothness

Gradient (V)

Vertical gradient smoothness

Text Clarity

Check text sharpness

Brightness

Test brightness levels