BC & AD Date Calculator

Using a calendar to work out the difference date to date can be difficult and time consuming. A B.C and A.D calculator is an automated program used to calculate the difference from a specified date to another. Date calculators use programming functions and formulas to calculate the time differences.

Information processed using our date calculator

• B.C / B.C.E using Julian and proleptic Julian calendars
• A.D / C.E using Gregorian and proleptic Gregorian calendars
• Days, hours, minutes and seconds between two dates
• Leap years are also considered in both Gregorian and Julian calendars