Test your monitor's native resolution and scaling quality with our free online tool. Check for blurry text, improper scaling, and resolution issues.

Check screen resolution online to know width and height (in pixels) of the screen on your device.

Go into full screen mode and verify " Resolution " matches your display's native resolution. If there are scaling artifacts (moire / banding / gradients / chessboard), TestUFO was not displaying at …

Dec 19, 2025 · What is my screen resolution test for your smartphone, desktop monitor, laptop or tablet.

Test your screen's resolution with our simple test and check whether your monitor is working properly.

Easily find out your screen's current resolution with this tool. It detects and displays your screen dimensions in real time, helping you verify settings or troubleshoot display problems.

Our screen size checker instantly displays your device's screen resolution, viewport size, and pixel density. This tool is essential for web developers, UI/UX designers, and QA professionals …

Free online tool to check and simulate screen resolutions. Test how your website looks at different resolutions with our adjustable resolution checker.

The Free Screen Resolution Checker is a simple, fast way to identify your device′s resolution. Use it for responsive testing, design validation, display optimization, or just to confirm your monitor …

Test website on different screen resolutions over real desktop & mobile devices. Try our free Responsive tool for screen resolution testing of your website