Web
Device & browser info
Inspect screen dimensions, orientation, and browser-provided details.
Ready when you are
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Add your contentPaste text or try a sample
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Choose an actionClear options. Predictable results.
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Take it with youCopy, download and carry on
Using this tool
Inspect browser-exposed screen, viewport, language and platform details for layout debugging.
Actions: Process
Example
Open the page and resize the browser window. Viewport dimensions change; exact values depend on the device.
Input / action
Open the page and resize the browser window.
Result / expected behavior
Viewport dimensions change; exact values depend on the device.
Scope and limitations
- Browsers may hide or reduce fields; these values cannot reliably identify a person or device.
Common mistakes
- Screen size differs from viewport size; layouts usually need innerWidth and innerHeight.
Related tools
Privacy and browser support
Input is processed in this browser. Do not use real keys or active sensitive credentials as demonstration data. Device features require browser support and your permission.