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Screen Resolution Checker

See screen size, available area, window size, pixel ratio, and orientation — updates live on resize.

Processing: in your browser (nothing uploaded)

About Screen Resolution Checker

Screen Resolution Checker on FileToolsHub is a free online browser tool.

See screen size, available area, window size, pixel ratio, and orientation — updates live on resize.

It is built for people testing devices and browser capabilities before a call or ticket.

Because Screen Resolution Checker is client-side, you can work with sensitive snippets without sending them to a third-party converter.

How to use Screen Resolution Checker

  1. 1

    Open the page.

  2. 2

    Read live display metrics.

  3. 3

    Copy details if needed.

Why use Screen Resolution Checker

  • Live resize updates
  • DPR & color depth
  • Copy summary
  • Private

Use cases

  • Run Screen Resolution Checker to check this device or browser capability
  • Capture details for a support ticket before a meeting

Privacy

Screen Resolution Checker runs entirely in your browser on FileToolsHub. Your display is processed in this tab and is never uploaded to our servers.

That means passwords, tokens, personal notes, and documents you paste or load stay on your device. Clear the page or close the tab when you are finished on a shared computer.

You still need a network connection to load the page the first time. After that, the core processing for Screen Resolution Checker does not require sending your content to FileToolsHub.

Limitations

  • Screen Resolution Checker depends on your browser. Very large inputs may slow or freeze older devices; try a smaller sample if the tab becomes unresponsive.
  • Screen Resolution Checker does one focused job. For multi-step workflows, use the related tools below or the Browser Tools hub.

Screen Resolution Checker FAQ

Physical vs CSS pixels?

Screen width/height are in CSS pixels; multiply by device pixel ratio for approximate physical pixels.

Uploaded?

No — values come from local browser APIs.

Is Screen Resolution Checker free?

Yes. Screen Resolution Checker on FileToolsHub is free for everyday use with no account required for standard jobs.

How do I use Screen Resolution Checker?

Open the page. Read live display metrics. Copy details if needed.

Does Screen Resolution Checker work on mobile?

Yes. Screen Resolution Checker works in modern mobile and desktop browsers. Large files may be slower on limited connections.

What are the limitations of Screen Resolution Checker?

Screen Resolution Checker depends on your browser. Very large inputs may slow or freeze older devices; try a smaller sample if the tab becomes unresponsive. Screen Resolution Checker does one focused job. For multi-step workflows, use the related tools below or the Browser Tools hub.

Related tools

Browse all Browser Tools · Sitemap