Menstrual calendar is the best and the simplest application for the women who would like to have a period, and ovulation tracker. Smartforecast for Periods, fertile days and ovulation. Password protection. Customizable calendar. Weight and temperature Tracking (+ charts). Multiple notifications (ex: pill reminder, appointment with the doctor). Backup to SD card. Restore from SD card. Entry of symptoms according to the body parts. Entry of notes and facts.