Calculates the difference between two dates in days, weeks, months, or years.

Determines a person's age based on their birthdate and the current date

Determines a person's age based on their birthdate and the current date.

Calculates the duration between two times (e.g., hours, minutes, am/pm).

Helps plan travel schedules by calculating arrival and departure times considering time zones.

Calculates the number of business (working) days between two dates, excluding weekends and holidays.

Determines whether a given year is a leap year or not.

Converts a date to Roman numerals.

Calculates work shifts and schedules based on specified shift patterns.

Computes the time between multiple time intervals.

Adds or subtracts a specified number of days from a given date.