With its very own app and dozens of others that are happy to oblige too, the sleek, stylish and discreet Withings WS-30 Wireless Scale is a Bluetooth-enabled Wi-Fi boasting weight measuring system that is so smart, it’ll even memorize your very own person. Not only does it know whether or not it’s you or your girlfriend standing aboard, but it’ll automatically upload your data, enabling you to keep track of your gain or loss patterns as desired.