UNIT CONVERTERS
Weight & Mass Converter
Convert kilograms, pounds, ounces, stones, grams and tons.
100% free
No sign-up
Private — runs in your browser
Instant results
KEY TAKEAWAYS
- Convert kilograms, pounds, ounces, stones, grams and tons.
- Free to use — no sign-up, no account and no usage limits.
- Runs entirely in your browser, so the numbers you enter stay private.
- Works on desktop and mobile with instant, accurate results.
Last updated: June 2026
About the Weight & Mass Converter
Convert kilograms, pounds, ounces, stones, grams and tons.
Frequently asked questions
Are the conversions accurate?
Yes — conversions use exact internationally-defined factors and update live as you type.
Can I convert in both directions?
Yes — pick any 'from' and 'to' unit, or hit the swap button to reverse instantly.
Free online tool from ConvertFleet. Calculations run entirely in your browser — nothing you type is sent anywhere. Results are estimates for general guidance only.