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.: Calendar Date Software :.

Click on any button at left to bring up a short description of the program named, plus links to testimonials (sometimes), the user manual, the download page and the purchase page. After perusing the description of the program, scan the user manual and perhaps download the trial version.

Or click on any title or image below to go directly to the user manual (or an introduction with a link to the user manual) with download and purchase links.

Chinese Calendrics
Chinese calendar date conversion software.
  Lunar Calendars and
Eclipse Finder

Software to find dates and times of lunar and solar eclipses and lunar phases.
  Easy Date Converter
Converts dates in various Western calendars and does date arithmetic.
Date Calculator

Converts between Julian, Gregorian, Dee and Dee-Cecil dates and does date arithmetic.
  Equinoxes, Solstices and
Cross-Quarter Days

Software for calculating dates of equinoxes, solstice and Celtic cross-quarter days.