My Screen Sizer
Your display specifications — detected automatically in real-time as you resize your browser window.
Your display specifications — detected automatically in real-time as you resize your browser window.
Understand your hardware display properties and browser viewport instantly.
Whether you are a web designer testing responsive layouts, a developer debugging media queries, or simply curious about your monitor configuration, knowing your exact screen resolution and browser viewport size is essential.
Our utility tool instantly extracts complete technical details about your display setup directly through your browser APIs without requiring any external downloads or software installation.
Instantly view your monitor's full physical width and height dimensions in pixels.
Track the exact width and height of the active browser content window space.
Identify high-density Retina or 4K displays through automatic device pixel ratio scaling.
Automatically detect whether your device is currently in portrait or landscape mode.
Instantly determine widescreen or standard proportions of your screen layout.
Runs entirely inside your browser with zero tracking or remote server storage.
Got questions about screen sizes and viewports? Find quick answers below.
Yes, this My Screen Sizer tool is 100% free to use on UtilityGlen with no registrations or subscriptions required.
No, all data collection is processed locally within your browser environment for maximum privacy.
Yes, our utility works seamlessly across mobile phones, tablets, and desktop workstations.
Handy web tools for daily use. Everything runs right in your browser—no sign-ups, no cloud uploads, and your data stays entirely on your device.