Pregnancy Calculator app for iPhone and iPad

This iPhone application serves as a Calculator for pregnant women. You only need to have this application on their iPhone and they will get the calculation of their pregnancy time span, advises, info about the delicacy of every week, how do the baby look with every passing week, and what do they need to do to avoid any complications in pregnancy phase.
The application has calculation and the values of every week in their pregnancy.
The plus point of having this application is that they can check it while working, on the move, on the train, at their work, everywhere.
The application simply provides weekly info that can be provided about the nature of pregnancy that changes every week to assist the women in this delicate and blessed phase of their lives.