The Hijri calendar is an useful app that has the features of :
Hijri to Gregorian to Hijri Date Conversion,
Single click for date adjustment (+1 day or -1 day) or automatic update if connected to Internet,
Highlight the important Islamic/important/national dates,
Daily Prayer Time,
Monthly Prayer Time,
99 names of Allah, their meanings and description
The Quran Recitation,
App Widget to show the recent prayer times on home screen,
Personal Income and Expenditure Manager,
Location & Method based prayer time settings,
Direct Jump to another year of calendar (tap on the month title for 3 seconds),
Swipe left-right-left to go previous/next moth month or top-bottom-top to go previous/next year.
You can upgrade to premium version of the app to go ad free.
visit http://muthosoft.com for more apps information