Mass to Weight: Your Weight on the Moon and Planets

Turn a mass in kg into weight (newtons) on Earth, and see what a scale would show on the Moon, Mars, Jupiter and more.

loading tool

How to use the mass to weight calculator

Type your numbers in the boxes (pick your currency or units if asked).
The answer updates as you type: no button to press.
Copy the result, or share it on WhatsApp with one tap.

Questions

Is my data private?

Yes. Everything happens inside your own browser: nothing you type or choose is uploaded to us or anyone else.

Is it free?

Completely free, with no sign-up, no watermark and no limit on how many times you use it. Light ads keep the site running.