Digital health self-care app intended to reduce stress, anxiety and depression symptoms and improve the quality of life related to different stages of cancer. The medical device is personalized and dedicated to adult male and female cancer patients and cancer survivors. Living Well Plus is prepared by experts in the field of psycho-oncology and cognitive behavioral therapy in cooperation with the patients themselves. The application is based on scientific facts, and draws on the patients’ experiences. It is an effective tool supporting cancer patients and cancer survivors during their treatment and diagnosis by means of protocol based on Clinical Evidence and Cognitive-Behavioral Intervention and thematic educational content (courses and lessons).