A free program for Android, by Winkpass Creations Inc..

iPeriod is a free, innovative and original period tracker app that allows you to track your menstrual cycles.

iPeriod can automatically track your period, predict fertile days and even calculate ovulation.

The app is very intuitive. It uses the calendar to track your menstrual cycle. The calendar is visible on the screen and you can customize it by adding or removing periods, making the calendar look even prettier.

This is the best way to track your menstrual cycle.

iPeriod works on iPhone, iPod Touch and Android devices.

It has more than 80 customizable and reliable symptoms and moods.

You can customize the app by adding or removing periods, making the calendar look even prettier, and adding some notes.

iPeriod works with HealthKit.

iPeriod is the original period tracker app and has been used for many years.