Taghvim Pro :: Iranian Calendar with Persian holidays 2.5

the author of this app says:

Certainly THE best iranian Calendar (Persian Calendar - Taqvim) you can find for iPhone.

in "top 50" in Emirates appstore!

features :
date in iranian (farsi) , gregorian, arabic calendar.
date conversion
convert iranian to gregorian (shamsi to miladi)
- gregorian to iranian (miladi to shamsi)
all calendar events in Iran
monthly view for each month
- including official holidays in Iran with red color
Time conversion
- local time to iran's time, and vice-versa
Change background
- many default pictures, by iranian artists
- choose from your own library
English language as an option
ability to choose your landing page (as monthly view, converter, or today's date)
Afghan month names as an option

Requirements

Requires iPhone OS 2.0 or later.