ASGAtech’s Islamic Organizer is a free software for Symbian OS 9.1 based Nokia S60 3rd Edition devices.
This program aims at following your appointments, daily notes, holidays and special occasions via the Hijri calendar and taking into consideration the Gregorian calendar.

Following are the Features :

-Calculates the Prayer times.
-Sets the Direction of Qibla.
-Gives an alert for the Prayer.
-Provides you with knowing Existing Islamic Occasions.
-Retrieves the recorded notes in the calendar of device.

See also Prayer Times, another great software for Java J2ME capable mobile devices such as Nokia S60, Sony Ericsson UIQ, Blackberry, Motorola and Blackberry.