Weight Converter

Convert weight and mass units: kilograms, pounds, grams, ounces and more. Free online weight converter.

Everything runs in your browser. Your input is not sent to a server.

How to use the Weight Converter

  1. Enter the mass value.
  2. Choose from and to units.
  3. View the converted weight.
  4. Adjust inputs for another conversion.

How it works

Mass is converted using standard factors relative to a base unit such as kilograms or grams.

Handy for cooking, shipping, fitness logs and science class.

Examples

  • 1 kilogram ≈ 2.205 pounds.
  • 16 ounces = 1 pound.
  • 500 grams = 0.5 kilograms.

Weight Converter FAQ

Is this weight or mass?

Everyday “weight” converters use mass units (kg, lb, etc.) as labeled on the form.

How precise are results?

Standard factors are applied; the UI may round for display.

Is the Weight Converter free?

Yes.

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