Date Calculator

Key Features

• Date Calculator performs a variety of calendar related functions useful in business.
• It will display a calendar for any month of any year.
• It will calculate the number of days between any two dates, optionally not counting certain days of the week, such as Saturday and Sunday.
• It can also be programmed to skip holidays.
• It can also calculate the date X days before or after a given date, again optionally only counting certain user selected days of the week.
• It can automatically remind you of your appointments for the day, or show you a list of all your stored appointments, or only those appointments on any date you select.
• It has a feature for creating user defined sequences that will aid in the calculation of Gann, Lucas and Fibonacci turn dates.
• It has a separate mode that allows you to calculate time in terms of calendar years, months and days, as well as the standard mode of calculating exact days.
• This program is very popular with law firms and financial institutions.
• It has many uses, including (but not limited to):1) Calculating remaining time before options expire in options trading2) Loan and mortgage calculations3) Appointment scheduling4) Genealogy5) Astronomical calculations6) Business expense calculations

Technical Specifications

• **Publisher:** https://LeithauserResearch.com
• **License:** Shareware
• **Operating System:** Windows 7, Windows 8, Windows 10, Windows 11
• **Last Updated:** October 15, 2025
• **Category:** Business / Finance Tools