Mental Health App for Cancer Survivors Study

The goal of this clinical trial is to adapt a mental health digital app to treat depression among head and neck cancer patients and survivors. Participants will download and use the digital mental health app for a 6-week period, and will complete related surveys.

Inclusion Criteria: * History of HNC confirmed by histopathologic diagnosis. The signed report must be available on electronic health record (EHR) for participants who received treatment or follow-up at University of Wisconsin Carbone Cancer Center (UWCCC). Alternatively, participants must have a printed signed report if received treatment out of UWCCC * Age greater than or equal to 22 years at the time of consent * Patient Health Questionnaire-9 (PHQ-9) score ≥ 5 and ≤ 19 (moderate and severely moderate depression) * Willing to comply with all study procedures and be available for the duration of the study. Exclusion Criteria: * Unable to read and speak English. * Utilization of prescription medicine for depression. * Patient Health Questionnaire-9 (PHQ-9) score of greater than or equal to 20 (severe depression) * Patient Health Questionnaire-9 (PHQ-9) score greater than or equal to 1 on the suicidal question (question 9) * Pregnant people