UseTracker is an app designed for users to track and keep record of one's alcohol, drugs or substance uses. They are collectively known to be very harmful to our bodies, and it is imperative that the users of such substances are fully aware of risks and harms that entail. By tracking and keeping logs, users will be able to identify their problems related to this topic in more convenient ways, and it is our hope that this app will help the users to improve their health and be more aware of one's health progressions.