Pregnancy Due Date

Calculate estimated due date and pregnancy timeline from last menstrual period.

Category: Health · v1.0.0

About This Tool

Estimate your pregnancy due date using Naegele's rule based on the first day of your last menstrual period. View a complete pregnancy timeline with trimester milestones, current gestational age, and weeks remaining. An informational reference tool for expectant parents.

How to Use

  1. Enter the first day of your last menstrual period (LMP)
  2. Optionally adjust the average cycle length
  3. View your estimated due date and current gestational age
  4. Explore the trimester timeline with developmental milestones