Your number – Know it. Own it. Improve it. The Pi.Fit Smart Scale will measure your body’s weight, BMI, Fat (Body and Visceral) BMR, Protein, Bone and Metabolic Age. All presented in the palm of your hand.t It fits easily into a busy schedule and gives the user the information they need to lead a healthy life. Connect your Pi.Fit Smart Scale to your Smartphone to view and track your body measurements over a selectable time period.