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Calendar Xª is a unique multi-discipline calendar with diary, astronomical tables and ISO Week calculator/Day calculator. This release provides Universal Binary format and introduces several new features as well as bug fixes.

Calendar X goes way beyond other calendars. Calendar X is the successor to WunderMoosen's popular Calendar2000. If you are looking for a simple light weight calendar that can just show you the days and months on the standard Gregorian Calendar...THIS IS NOT IT!!!

Calendar X is a heavy duty perpetual calendar that offers views across many Calendar disciplines. It computes astronomical events (moon phases, blue

What's New

Version 10.2.7:
  • Fixed probelm with Solar Details pre 1904.
  • Fixed a cosmetic problem with Persian dates in Info window when the date is before the begining of the Persian calendar era.
  • Applied a workaround for a Framework bug saving the main calendar window position on some systems.

As of 10.2.6:

  • Now a Universal Binary. Works on Intel and PPC Macs.

  • More...


Mac OS X 10.3 or later Universal Binary

*Previously available here

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4.9 2
Diary->Options" panel. In this release Calendar X defaults to the Aqua appearance. Although this is the default, you can change it back to the Brushed Metal appearance by checking "Preferences->Application Preferences->Options->Use Brushed Metal Appearance". This is an interim release. There is a major upgrade of the product in the works. Updated Software LIcense: Paying the license fee allows you the right to use one copy of the Software up to two computers for use by the same person such as a laptop and a workstation as long as both are not in use at the same time. " />


Current Version (10.x)


Downloads 14,895
Version Downloads 6,671
License Shareware
Date 26 Jan 2006
Platform OS X / PPC 32 / Intel 32
Price $28.00
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