Screen Resolution Checker
Check your true screen resolution, viewport size, and device metrics.
Why use our Screen Resolution Checker tool?
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Pixel Perfect
Displays actual hardware and CSS resolution.
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System Details
Detects OS, browser, and pixel ratio.
Common Questions
Why does my resolution look different?
Your device pixel ratio (DPR) scales the CSS pixels differently than hardware pixels.
Feedback & Suggestions 💡
Help us improve the Screen Resolution Checker tool.