Pregnancy Calculator


  1. Please 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. Review information below pregnancy calculator for next steps.

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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