Due Date Calculator

Estimated Due Date

Report

  • First day of Last Menstrual Peroid
  • Estimated ovulation date
  • Start of the second trimester
  • Start of the third trimester
  • The due date

Using the due date calculator

  • First Day of Last Menstrual Period - The starting day of your last menstrual period
  • Average Length of Cycles - The default is 28 days