Tracks more than weight by showing your BMI in the Fitbit app. A CHARTS AND GRAPHS See your trends and track progress in easy-to-read charts and graphs on the Fitbit dashboard. EASY SMARTPHONE SET-UP Set up your scale in minutes. Use your smartphone's Bluetooth technology to get started TRACKER COMPATIBLE Connects to the Fitbit app where it works alongside Fitbit watches and trackers to give you a better understanding of how your activity impacts your weight. WORKS WITH FITBIT APP See your progress over time and get the motivation to keep pushing towards your goals.