Weight Converter
Convert kg, g, mg, ounces, pounds, stone and tonnes instantly.
Reference (in kilograms):
How to use the Weight tool
- Enter your weight in the fields above.
- Adjust any slider or type an exact number — the answer updates as you go.
- Copy the result and close the tab. Nothing you entered was sent anywhere.
About the Weight tool
Mass units convert through an exact base: 1 pound is defined as exactly 0.45359237 kg, so results here match official standards.
Stone is commonly used for body weight in the UK and Ireland; one stone equals 14 pounds.
Everything runs locally in your browser: no data is uploaded, no account is needed, and it works offline once the page has loaded.
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