Windows XP/2000/NT Date Calculators Software (1-3 of 3)

Does date arithmetic (adds a number of days to a date and calculates the number of days between two dates) and converts among Gregorian dates, Julian dates, Annus Novus dates, Julian day numbers and day-in-year dates of the form yyyyddd.

Calculate a period of date/time, difference and sum of date/time and input data. Show detailed information of date/time. Save data as text file, or in the clipboard as values or as a user defined template. Calculate from the year 1754 through 9998

DayCount is a small easy-to-use program that allows you to quickly calculate number of days( hours) between dates, and date of the day any number of days( hours) from another date. The program stores all dates you have entered, and you can select dates from a list quickly.