Screen Resolution & Pixel Density Tester
Measure your display and test it with live pixel patterns.
Every value is read locally in your browser once the page has mounted. Nothing leaves this tab.
- 100% free — no account needed
- Runs in your browser
- Nothing is uploaded
Frequently asked questions
Is Screen & Pixel Density Tester really free?
Yes. Screen & Pixel Density Tester is completely free on PureBrowser — every feature, with no account, no trial, and no credit card.
Does Screen & Pixel Density Tester upload my data?
No. Screen & Pixel Density Tester runs entirely inside your browser, so anything you type, paste, or open stays on your own device.
Do I need to sign up or install anything?
Neither. There is no account and nothing to download — open the page and Screen & Pixel Density Tester is ready to use on desktop or mobile.
Does Screen & Pixel Density Tester work offline?
Once the page has loaded, yes. All of the processing happens locally in your browser, so it keeps working without a connection.
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