Rhenium-SCT® (Skin Cancer Therapy) is a brachytherapy utilizing the Beta emitter radioisotope Rhenium-188 for the treatment Non-Melanoma Skin Cancer. The main objective of the Rhenium-SCT® is to be a painless, personalized, non-invasive therapy targeting and destroying cancer cells in the area needed to treat. This mobile application is to capture information from patients that have received Rhenium-SCT® treatment.