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ScreenSize
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ScreenSize

Developer Tools, Design Tools, Web Development

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ScreenSize is a comprehensive, ad-free suite of display testing and calculation utilities built for web developers and UI/UX designers. It provides an all-in-one platform to instantly inspect CSS viewports, accurately calculate screen pixel density (PPI/DPI), find precise aspect ratios, and check device pixel ratios (DPR). The tool also features detailed, filterable specification and comparison charts for popular smartphones, tablets, and desktop monitors.

Example Image
Example Image
Example Image

Features

  • **Instant Viewport & Resolution Detection:** Automatically reads and displays your current browser viewport size and hardware screen resolution.
  • **Advanced PPI & Aspect Ratio Calculators:** Input resolution and diagonal size to instantly get precise pixel density, dot pitch, and scaling metrics.
  • **Device Comparison Charts:** Comprehensive, filterable data charts covering sizing and display specifications for iPhones, Galaxy devices, and standard monitors.
  • **Interactive Developer Utilities:** Built-in tools including a device pixel ratio (DPR) checker and an accurate online ruler for cross-device testing.

Use Cases

  • **Responsive Design Testing:** Front-end developers can verify layout behavior across different CSS breakpoints and custom viewport configurations.
  • **Hardware Specification Lookup:** UI/UX designers and consumers can compare physical display sizes, screen dimensions, and pixel crispness before prototyping or purchasing.
  • **Asset Optimization:** Mobile developers can check exact device pixel ratios (DPR) to ensure image assets and media queries render sharply on high-density displays.

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