How to use the Screen Resolution Detector
- Fill in the fields above.
- The result updates instantly in your browser — nothing is uploaded.
- Copy or download the output with one click.
About this tool
Find your screen resolution, viewport and pixel ratio. It is part of the Developer & Utility collection on URLMode — generators, encoders and handy everyday utilities.
Frequently asked questions
Is the Screen Resolution Detector free?
Yes. The Screen Resolution Detector on URLMode is 100% free to use, with no sign-up required.
Do I need to install anything?
No. It runs online in any modern browser on desktop, tablet or phone.
Is my data safe?
Yes. This tool runs entirely in your browser, so your input never leaves your device.