Fatalyzer will calculate your percentage of body fat based on various skinfold measurements. The accuracy of skinfold bodyfat testing is largely based on the accuracy of the measurements and calipers are recommended.
Fatalyzer is a freeware: there is nothing to pay in order to get and use it. The Fatalyzer 1.0 free full version contains an installer and an uninstaller, and has a size of 1468 Kilobytes.
For additional information and support request, please contact directly Fatalyzer publisher.

Fatalyzer Screenshot