Inclusion Criteria:  Patient with lung cancer at any diagnostic stage and histology. Patient willing to use the follow-up setting with Moovcare® Lung apps. Age ≥ 18 years. Patient received anti-cancer treatment (surgery, chemotherapy, radiation (stereotaxy or not) or radio-chemotherapy association ended less than 8 weeks (Cohort 1 post-treatment); or during maintenance treatment or consolidation by chemotherapy or targeted therapy, or by immunotherapy initiated less than 8 weeks (Cohort 2 during treatment). Imaging tumor evaluation less than 8 weeks showing disease control (response or stability according to RECIST 1.1 criteria). Patient with symptomatic score on Moovcare® Lung apps less than 7. Patient (or relatives) with internet access, a personnal e-mail box and a smartphone. Patient with social security affiliation. Signed informed consent form.  Exclusion Criteria:  Patient with progression after the first evaluation of initial treatment. Pregnancy and breast-feeding. Patient under tutorship or guardianship. Dementia, mental alteration or psychiatric pathology influencing patient consent procedure and/or protocol observance and study follow-up. Patient enable to protocol follow-up for psychological, social, familial or geographical reasons.