Pregnancy Calculator

When was the first day of your last menstrual period?

Number of days in your menstrual cycle

Likely conception date:

End of first trimester (12 weeks):

End of second trimester (27 weeks):

Your due date is (40 weeks):

Number of weeks you have been pregnant for:

How many weeks will you be pregnant on a given date?

Number of weeks you will be pregnant for:

On which date will you be pregnant for the given number of weeks?

The number of weeks:

Calculated date:

Given the birthday or due date, calculate likely conception date

Calculated conception date:

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