About Us

WhatIsMyScreenResolution.info is a simple, fast, and accurate online tool that instantly detects your screen resolution, viewport size (CSS pixels), device pixel ratio (DPR), color depth, and orientation without requiring any downloads or permissions.

Our purpose is to help:

• Web developers testing responsive layouts
• UI/UX designers verifying screen dimensions
• Users checking their device resolution
• Anyone who wants to know their screen’s exact capabilities

This website runs entirely inside your browser and does not store any personal information. All detection happens locally on your device.

Our Goal

To provide the fastest and most accurate “What Is My Screen Resolution” detection tool on the internet — free for everyone.

← Back to Home