Free Online Body Fat Calculator
Estimate your Body Fat with this free health & fitness tool.
Enter values and select Calculate to see your result.
Estimate only — this is not medical advice. Consult a qualified professional.
About this calculator
The Body Fat Calculator is a free online health & fitness tool on Calcuto. Enter Sex, Height Cm and Neck Cm, and it instantly works out your Body Fat result and shows it below the form. You can change any value and recalculate right away to compare different scenarios. Results are an estimate for general information only — see the note below the calculator, not professional advice.
How to use it
To use the Body Fat Calculator, enter Sex, Height Cm and Neck Cm in the form above and select Calculate. Calcuto runs the Body Fat calculation from your inputs and shows the result below the form. The output is an estimate, not professional advice.
Frequently asked questions
Is the Body Fat Calculator free to use?
Yes. The Body Fat Calculator is completely free, with no sign-up or download required.
What information do I need for the Body Fat Calculator?
Provide Sex, Height Cm and Neck Cm, then select Calculate to see your result.
Is my data saved when I use the Body Fat Calculator?
No personal data is saved. Your inputs are used only to work out the result and are not stored; only your currency and theme preferences are kept in your own browser.
Does the Body Fat Calculator work on mobile?
Yes. It works in any modern web browser on desktop, tablet, and mobile.
Is the Body Fat Calculator result professional advice?
Estimate only — this is not medical advice. Consult a qualified professional.