This is a fantastic calculator that helps to calculate your estimate delivery due date.
You just key in the starting date of your last menstrual period, the calculator will do the rest for you in a seconds.
It show you the:
- Approximated date of conception
- first trimester
- second trimester
- approximated current age to foetus
This program is a must for pregnant mother, of course going-to-be-father too.
You can download this program from here.