Persian Calendar appPersian Calendar is Time tool that is open source under the GPL-3.0-only license. Free and open-source Persian Calendar with Compass/Qibla and Athan, and
Afghanistan holidays, Dari, Pashto, Tajiki, Kurdish, Turkish, Arabic, Spanish,
French, Chinese, Nepali, Urdu, and Japanese support.
Supports Gregorian and Islamic calendars as main calendar also.
Also, works with TalkBack accessibility feature of Android.
Please note that the permanent date notification bar can easily be disabled
from preference. Also, it has an optional Athan player.