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Pixel & Color Dead Pixel Test Stuck Pixel Fixer Greyscale & Banding Test Backlight Bleed Test Contrast & Brightness Test

Motion & Refresh Refresh Rate Test Ghosting & Response Time Test Screen Flicker Test

Display Info Screen Resolution Checker Viewport Size Checker

Touch & OLED Touch Screen Test OLED Burn-in Test

Calculators PPI Calculator Aspect Ratio Calculator Screen Size Calculator

Monitor Test, all tests in one launcher View all tools

Screen Resolution Checker

Free
Runs in browser
No download

Live · updates on resize

Screen resolution — CSS size shown below

Browser viewport — Inside the window

Device pixel ratio — Physical px per CSS px

Color depth — Bits per pixel

Orientation —

Aspect ratio — Of the full screen

Refresh rate — Estimated

Touch support —

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