Date Calculator is a simple and practical application for date and day calculation. Select a date and then enter any number as the day value on the numeric data entry screen. The system will instantly calculate and tell you the before and after of the date you select and the day you enter.

Example:
Selected date 01.01.2023
Number of days selected: 1

Example Result: One day after January 1, 2023, January 2, 2023, 1 day before December 31, 2022...