Over 18 years of age individuals of both sexes.

Diagnosed with small or non-small cell lung cancer.

Patients eligible for chemotherapy, immunotherapy or targeted therapy.

Patients diagnosed with non-resectable tumour.

Life expectancy of 6 months or more.

A performance status between 0 (asymptomatic) and 2 (symptomatic,<50% in bed during the day) according to the Eastern Cooperative Oncology Group score.

Patients fluently speaking Italian.

Patients able to provide informed consent to participate in the study.

Patients who own a smartphone that can access either the iOS or the Android platform.

Individuals unable to provide written informed consent.

Individuals unable to see the app and all other materials (ie, are blind).

Patients receiving or that plan to receive radiotherapy or surgical resection as radical treatment for the primary disease.

Patients already included or about to join other clinical trials.

Patients already using other smartphone applications to self-manage cancer symptoms.