What Is My Screen Size?
Instantly detect your screen resolution, viewport, device pixel ratio and estimated device — all directly inside your browser.
Estimated Device
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Developer CSS Snippet
Copy this precise media query for targeting the current viewport dimensions.
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Compare devices, calculate PPI, test responsive layouts and check your IP address — all completely free.
PPI Calculator
Calculate Pixels Per Inch for any screen size and resolution.
Try Tool →Responsive Tester
Preview layouts on Mobile, Tablet, and Desktop viewports.
Try Tool →Compare Sizes
Visually compare screen dimensions of popular devices side-by-side.
Try Tool →IP Address Checker
Instantly view your public IPv4/IPv6 address securely.
Try Tool →Complete Screen Size Guides
Everything you need to know about screen sizes, display specifications, and device comparisons.
Device Database
Browse screen specs for iPhones, Samsung, iPad, MacBook, and more.
Browse All Devices →iPhone Screen Sizes
All iPhone models with screen sizes, resolutions, and viewport specs.
Read Guide →Android Screen Sizes
Samsung, Pixel, OnePlus and more Android device display specs.
Read Guide →MacBook Screen Sizes
MacBook Pro & Air models with Retina specs and viewport modes.
Read Guide →FAQ
Answers to common questions about viewports, resolutions, and pixel ratios.
Read FAQ →Blog
In-depth articles covering resolution standards, display technology and more.
Visit Blog →