The following Persian calendar corresponds to the official calendar of Iran, which includes the calendar of Hijri Shamsi, AD and Lunar, the days of the week, national, religious, universal and Iran official holidays of each year. in addition, the Zoroastrian calendar with the religious occasions Also included. the features are reminders and Religious prayers times and personalization settings. some of Zoroastrian rituals and Iranians celebrations with correct and authentic informations also added on it.