Date Time Counter (DTC) is used to count all date and time elements for the past / future events based on current date and time, it contains a useful calculator and the 'Work Time' tool also.

The calculator is used to calculate the result date and time which equals the given date and time adds / subtracts any qty of a date and time element, and calculate the differences for all date and time elements, the qty of workdays & every weekday that between the two given date and time; 'Work Time' tool is used to count all date and time elements for the time consumption of your works, you can pause / restart / stop them so as to make the same time consumption with your actual works.