To use your Vitastiq app, you have to connect your Vitastiq pen. -------------- World's 1st personal gadget that tracks your general vitamin and mineral trend using a smartphone. -------------- Works on devices using Android 4.3 or newer and supporting BT LE 4.0 or newer. -------------- Vitastiq uses Internet connection to save your Vitastiq readings. This allows you to track your vitamin and mineral trend through any given period. Create your profile and adjust your preferences. Log in w