M3 is an app that supports the patient in the therapy path, in the programming of the exams to be carried out and in the administration of the treatment, helping him with its reminder function through notifications. Through the app the user is supported in the management of his therapy, he accesses the application by entering a unique code provided by the doctor. From his profile he has the possibility to view the upcoming deadlines and appointments of the therapy and to fill in the tasks assigned by the doctor, also by inserting attachments and values. The user can view the uploaded attachments pdf or jpeg in the appropriate section of the "Documents". It is possible to keep track of the doctor's communications through the communications section. In addition, the application acts as a reminder for the user who receives push notifications according to the deadlines set by the doctor when completing the tasks.