Woman Calendar is an application for women to help them keep track of their period and calculate the best day to conceive a child. It has an interactive calendar and a user-friendly interface. The application will help you keep track of your period cycle. 

You can monitor your fertility cycle, keep track of the day of the week for your next period, monitor your fertile days, keep track of the day of the week for ovulation, calculate the probability of pregnancy, and much more.

The user interface is easy to use. The application is very intuitive and you will get the basic idea after the first use.