Fitbit by Fitbit Inc vs Fitstar Personal Trainer - Do you want to live a healthier, more active life? Then you'll need **Fitbit by Fitbit, Inc**. The leading health and fitness tracking app for activit
Your fitness fanatic friend will appreciate this gadget when she travels. The Fitbit Force tracks steps and calories burned, plus, it measures the quantity and quality of the sleep you log. Best of all, the high-tech wristband is light and compact.