Pregnancy Calculator

Want to calculate your pregnancy due date?

Try our pregnancy calculator and discover your own pregnancy calendar! Childbirth typically occurs 38 weeks after conception or about 40 weeks after your last menstrual cycle. Follow our pregnancy calculator instructions to discover your pregnancy calendar estimates for a conception date, gestational age, and due date in seconds.

Pregnancy Calculator Instructions:

  1. First provide the first day of your last menstrual period.
  2. Then provide the average length of your ovulation cycle.
  3. Click the red “calculate” button to view the results.
  4. Pregnancy calendar results are under pregnancy calculator.

Pregnancy Due Date Calendar

Estimated Fertility Window
Estimated Conception Date
Estimated Gestational Age
Estimated Due Date

This is not a diagnosis. The calculations that are provided are estimates based on averages.
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