A private diary for how you feel
Log symptoms, track your period, keep your medication list in one place, and hand your doctor a clear report. Everything is encrypted on your phone.
Log in seconds
120+ symptoms to pick from, or add your own. Time, severity from 1 to 10, and notes.
See patterns
A color-coded calendar shows how each day went, with period days shaded by flow.
Your medications
Dose, schedule, what it's for, and side effects you notice, with spelling-tolerant search.
Doctor-ready reports
Export any date range as a PDF, an Excel spreadsheet or text, and send it however you like.
Private by design
Encrypted on your phone. No ads, no tracking, and no account needed.
Optional backup
End-to-end encrypted: only your password or recovery code can unlock it. We can't read it.
Simple-Symptoms is a personal diary. It doesn't diagnose or treat any condition. Talk to a healthcare professional about your health.