Julian-Gregorian-Dee Date Calculator

Windows software to convert between Julian, Gregorian, Dee and Dee-Cecil calendar dates in various formats, and to add and subtract a number of days, weeks, months and years to or from a given date. Also displays a sequence of Gregorian and Dee (or Dee-Cecil) dates, and dates and times of vernal equinoxes in the Gregorian and Dee(-Cecil) calendars. Times of vernal equinoxes may be calculated on the basis either of mean solar time or apparent solar time.
PriceUSD18.95
LicenseFree to try
File Size1.57 MB
Version7.46
Operating System Windows NT Windows 8 Windows Server 2008 Windows 10 Windows 2003 Windows 98 Windows Windows Me Windows XP Windows 2000 Windows Vista Windows 7