This calendar is a sidebar gadget for Windows users. This GitaCalendar will keep you track the important dates and remind you about it. It also comes with the Persian setting, Hijri Shamsi, Islamic setting, Hijri Arabic, and Gregorian setting, Miladi. You can also find all the occasions related to Persia known as Monasebat-ha. This is also upgradable to newest versions which contains updated occasions.