Date Calculator for Windows. Handy date calculator that includes Jewish and Christian Holidays. ESBDateCalc Pro aims to provide a sophisticated yet easy-to-use tool to perform Date Calculations. This includes displaying various information for a given year and a given date, as well as doing calculations on a Date Range as well as a Date / Time Range. Also includes Time Zone Conversions, National Holidays, Christian Holidays, Jewish Holidays and more.

1. Choose a Year and see what day of the week Christmas is on; when is Hanukkah; when is Thanksgiving in US or Canada; when is ANZAC Day celebrated; even what it would look like in Roman Numerals.
2. Choose a Date and see it as an Astronomical Julian Day or a Modified Julian Day; the Day of the Year or how many Days left in the Year; what it would look like as an ISO-8601 formatted Week String or even how the Date looks in a variety of Computer related formats.
3. Choose two Dates or two Date/Times and see how many days apart, weeks apart, hours apart, minutes apart they are - you can even fix one of the dates then change the number of weeks apart and come up with the new Date or Date/Time.
4. Using Time Zones compare your current Time with UT / GMT and a Time Zone of your choice, as well as being able to convert a Date/Time from one Time Zone into another.

Limitations:
* 20 uses
* No printing

The license of this software is Free Trial Software, the price is $19.00, you can free download and get a free trial.