The ADR 3000 is an application for the operation of the eponymous register deviation analyzer, ADR 3000, a product designed to assist field technicians in making decisions regarding the need to remove and replace power meters. The application allows the user to perform real-time accuracy, dial and idle tests, can generate reports directly in the field, and can also share them through email, cloud and others, and even print. them in conventional or portable thermal printers.