The Vitastiq application was originally made for Vitastiq 1st edition (with an audio cable) to work with Android OS 4.0 and iOS 6.0. With the new app upgrades, Vitastiq works with Android devices working on the OS version 4.3 or newer, and with iPhones and iPads with the iOS version 9.0 or newer.
Please check if your smartphone supports BT LE 4.0 for Vitastiq 2 and Vitastiq Family.
Please check the OS compatibility before ordering.
Let us know if you have more questions regarding this issue.
What an innovative project! You can track your vitamin trend anywhere, anytime with Vitastiq!