JPK received funding for clinical trials (German Federal Ministry of Health, Servier), payments for presentations on internet interventions (Oberberg, Servier, Stillachhaus), consulting fees from developers and distributors of internet interventions (all about me, Boehringer, Ethypharm),and payments for workshops and books (Beltz, Elsevier, Hogrefe and Springer) on psychotherapy for chronic depression and on psychiatric emergencies, outside of the submitted work. JPK serves as vice chairman of the chapter Digital Psychiatry of the German Psychiatric Association. TAF reports personal fees from Boehringer-Ingelheim, DT Axis, Kyoto University Original, Shionogi, SONY, and UpToDate, and a grant from Shionogi, outside the submitted work. TAF has patents 2020-548587 and 2022-082495 pending, and intellectual properties for Kokoro-app licensed to Mitsubishi-Tanabe. AS declares no competing interests.