Just-in-Time Adaptive Mechanisms of Popular Mobile Apps for Individuals With Depression: Systematic App Search and Literature Review

Gisbert W Teepe   ¹ , MSc ;   Ashish Da Fonseca   ² , MA ;   Birgit Kleim   ^{3, 4} , ProfDr ;   Nicholas C Jacobson   ⁵ , PhD ;   Alicia Salamanca Sanabria   ⁶ , PhD ;   Lorainne Tudor Car   ^{7, 8} , PhD ;   Elgar Fleisch   ^{1, 2} , ProfDr ;   Tobias Kowatsch   ^{1, 2, 6} , PhD

¹ Centre for Digital Health Interventions, Department of Management, Technology, and Economics, ETH Zurich, Zurich, Switzerland

² Centre for Digital Health Interventions, Institute of Technology Management, University of St. Gallen, St. Gallen, Switzerland

³ Experimental Psychopathology and Psychotherapy, Department of Psychology, University of Zurich, Zurich, Switzerland

⁴ Department of Psychiatry, Psychotherapy and Psychosomatics, University of Zurich, Zurich, Switzerland

⁵ Center for Technology and Behavioral Health, Departments of Biomedical Data Science and Psychiatry, Geisel School of Medicine, Dartmouth College, Hanover, NH, United States

⁶ Future Health Technologies, Singapore-ETH Centre, Campus for Research Excellence And Technological Enterprise, Singapore, Singapore

⁷ Lee Kong Chian School of Medicine, Nanyang Technological University, Singapore, Singapore

⁸ Department of Primary Care and Public Health, School of Public Health, Imperial College London, London, United Kingdom