What you can do
- Log a period as it happens
- Catch up on a past period
- Log how today feels
- Fix days on the calendar
- Set usual lengths
What it keeps on your phone
- Period days, an ongoing period's start, per-day flow/symptoms/notes, and typical cycle and period lengths.
Where your data goes
- Nowhere: what you save never leaves your phone.
Version 1. Build your own copy from this blueprint by asking your AI assistant: it's yours to change, and what you save stays on your phone.