Pregnancy Calculator

In order to fully understand how the calculator works, follow the instructions below.

First, write down the last date of your menstrual period and your menstrual cycles average number of days on the lines of the calculator and turn it on.

Second, if necessary use the optional calculations as to know precisely at which pregnancy stage you are. According to Women's Health magazine, a menstrual cycle includes on average 28 days; however, in some cases, it can be as little as 22 days or even long as 44 days.

While computing the conception or due date, your menstrual cycle is taken into consideration by our innovative Pregnancy Calculator. In addition, the menstrual cycle's days number is required in order to calculate the conception date or due date. If you have forgotten to make calculations on your own because of the work or other activities, the Pregnancy Calculator seems to be a perfect assistant for you.

When was the first day of your last menstrual period?

   
No. of days in your menstrual cycle:
Likely date of conception:
End of first trimester (12 weeks):
End of second trimester (27 weeks):
Your due date is (40 weeks):
1. Fetal age (from the conception date):
2. How far along you are in your pregnancy:
How many weeks will you be pregnant on a given date?
   
No. of weeks you will be pregnant for:
On which date will you be pregnant for the given number of weeks?
Number of weeks:
Calculated date:
Given the birthday or due date, calculate the most likely conception date
   
Calculated conception date:

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