Pregnancy Due Date
Educational only. Not a medical diagnosis.
About this tool
Pregnancy due-date and week tracker (Naegele's rule).
How to use
- Enter the first day of the last menstrual period (LMP).
- Optional: cycle length (default 28).
- Reports estimated due date, current gestational age in weeks & days, trimester, and milestone dates.
Note: educational only — not a medical diagnosis.