About CSS Unit Converter

What is CSS Unit Converter?

CSS Unit Converter is a free online tool designed to help web developers and designers convert between different CSS units quickly and accurately. Our tool supports all major CSS units including pixels (px), rem, em, inches (in), centimeters (cm), millimeters (mm), points (pt), picas (pc), and viewport units (vw, vh).

Key Features

  • Comprehensive Unit Support: Convert between all major CSS units
  • Real-time Conversion: Get instant results as you type
  • High Accuracy: Precise calculations for professional use
  • User-friendly Interface: Simple and intuitive design
  • No Installation Required: Works directly in your browser
  • Mobile Responsive: Use on any device
  • Free to Use: No registration or subscription needed

Why Use CSS Unit Converter?

Whether you're a professional web developer, designer, or just learning CSS, our tool helps you:

  • Save time with instant unit conversions
  • Ensure accuracy in your designs
  • Maintain consistency across different devices
  • Better understand CSS unit relationships
  • Create responsive designs more efficiently

How It Works

Our converter uses standard CSS unit relationships and mathematical formulas to ensure accurate conversions. For example:

  • 1 inch = 96 pixels (at 96 DPI)
  • 1 rem = 16 pixels (browser default)
  • 1 em = relative to parent element's font size
  • 1 viewport unit = 1% of viewport width/height

Regular Updates

We continuously improve our converter to:

  • Add support for new CSS units
  • Enhance conversion accuracy
  • Improve user interface
  • Fix bugs and issues

Privacy & Security

We respect your privacy. Our tool:

  • Works entirely in your browser
  • Doesn't store any personal data
  • Uses no cookies
  • Requires no registration