HAprog is a medical application for the use of healthcare professionals, capable of estimating the survival of patients with advanced cancer and helping with cancer prognosis. It was developed based on a population of outpatients with solid tumors at a tertiary institution specialized in oncology care. The results obtained are statistical estimates and are subject to a margin of error, and may not represent reality. Therefore, it should be used with caution and in a complementary way to other clinical and laboratory metrics for interpretation and decision making. Designed and developed by experts in the field.