I found a cool Arabic font, but it has a problem. http://29letters.com/fonts-catalogue/5
Otherwise I would have seriously considered buying it; have contacted the designer to see what can be done.
Also, forgive my grammar error in the pdf: انه يمكن تعرفونor something like that. I guess it would be أتمنى أنكم تستطيعون حل المشكلة حتى
edit: they contacted me and said it’s just a trademark to prevent the trial version from getting exploited.