My Screen Size
Your display specifications — detected automatically in real-time as you resize your browser window.
Physical Screen Resolution
The total horizontal pixel resolution of your entire physical monitor or screen.
The total vertical pixel resolution of your entire physical monitor or screen.
Browser Viewport (Usable Area)
The horizontal space currently available inside your browser window for web content.
The vertical space currently available inside your browser window for web content.
Advanced Display Properties
The proportional relationship between your screen's width and height dimensions.
The ratio between physical pixels and CSS pixels (high on Retina/4K displays).
The number of bits used to represent the color of a single pixel on your monitor.
Whether your screen or active browser window is oriented horizontally or vertically.
Why Check Your Screen Size?
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.
Resolution Detection
Instantly view your monitor's full physical width and height dimensions in pixels.
Usable Viewport Area
Track the exact width and height of the active browser content window space.
Pixel Ratio & Scaling
Identify high-density Retina or 4K displays through automatic device pixel ratio scaling.
Device Orientation
Automatically detect whether your device is currently in portrait or landscape mode.
Aspect Ratio Calculations
Instantly determine widescreen or standard proportions of your screen layout.
100% Client-Side
Runs entirely inside your browser with zero tracking or remote server storage.
Frequently Asked Questions
Got questions about screen sizes and viewports? Find quick answers below.
Is the My Screen Size tool free?
Yes, this My Screen Size tool is 100% free to use on UtilityGlen with no registrations or subscriptions required.
Does this My Screen Size tool track my location or data?
No, all data collection is processed locally within your browser environment for maximum privacy.
Does this My Screen Size tool work on smartphones and tablets?
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.