Talk:Surveying symptoms and states
www.foogeapp.com/home (maybe habits better)
https://mhealth.jmir.org/2020/5/e17798/pdf Android and iPhone Mobile Apps for Psychosocial Wellness and Stress Management: Systematic Search in App Stores and Literature Review. maybe more for mood intervention?
https://qxmd.com/calculate 400+ questionaires most useless serial but still "Calculate by QxMD offers >400 point-of-care tools to educate around prognosis, diagnosis and optimal patient management"
https://github.com/iSoron/uhabits bool but OS. looks nice enough