Pregnancy Due Date Calculator

Pregnancy Week by Week

Calculate your due date

Enter the first day of your last menstrual period:

Month:
Day:
Year:

Due Date Adjustment if your menstrual cycle is not every 28 days:

If your menstraul periods is less than a 28 days cycle, Subtract the number of days your menstrual period is less than 28 days from the Due Date of you baby's birth.

If your menstraul periods is more than 28 days cycle, Add the number of days your menstrual period is more than 28 days from 28 days to the Due Date of you baby's birth.