body fat calculator — free browser tool | fatcousin | fatcousin

tools→browse every utility in one place.manifesto→why fatcousin exists — local-first, no uploads.

ready

local

// fatcousin · local process monitor

00:00:00

// session started —

// tool · body-fat-calc

// origin · —

// user agent · —

// verdict · files processed locally · verify by watching NET events below

▮

NET · no outbound requests · all processing local

this panel shows everything. if something looks wrong, it is wrong. that's the contract.

us navy circumference method · bmi estimate · runs locally

[options]

[measurements]

age

weight (kg)

height (cm)

waist at navel (cm)

neck (cm)

[results]

body fat (navy)16.4%fitness

bmi estimate21%

lean mass66.9 kg

fat mass13.1 kg

us navy circumference method · measure waist at navel, neck below larynx · not a medical assessment

[status]

>ready