The Difference Between the Paid and Free Versions of QReate & Track
To answer your question, this video might help:
It walks through the features available to registered users of QReate & Track. It touches on the ability to upload lists and generate codes for Personalized URLS (which provides a unique tracking URL, so you know who scanned before hitting the page).. It also walks through some of the key reports.
Also, this page provides screenshots of the main reports: