SimplePhoneCalendar - A simple mobile phone calendar application, designed to run on any mobile phone supporting midp, which can read iCal files from the phone's memory or from the internet (if this is available). It can therefore sync with google calendar.
GCal Google Calendar client for Java-enabled phones
Sampurn Calendar Full Calendar of year.
Per day Nakshatra, Tithi, Karana, Yoga, Sunrise, Sunset, Rahu etc
Devotional Calendar 2012 This application shows you the month wise calendar of 2011-2012 with animation and different devotional images for each month. It also has facility to Add, View and Delete day wise notes
India Calendar Complete list of India festivals in chronological order that can be viewed in either agenda or calendar form
Eortologio Freeware Greek, Orthodox, liturgical calendar for the J2ME platform
DaysToDay Accurately count days or search dates in seconds