Time
Calculate ages, days between dates, add or subtract days and calculate hours worked with these free tools.
Age calculator
Calculate your exact age in years, months and days from your date of birth.
Days between dates calculator
Calculate the number of days, weeks and months between two dates.
Time calculator
Add or subtract hours, minutes and seconds easily.
Add or Subtract Days to a Date
Calculate the resulting date after adding or subtracting days to a starting date.
Work hours calculator
Calculate total hours worked from clock-in time, clock-out time and break duration.
Dates, deadlines and hours
Dates and deadlines
To find out how many days, weeks and months lie between two dates, for example until a due date or a trip, use the Days between dates calculator. If you know the starting point and want a future or past date, Add or subtract days to a date works out the resulting date.
Exact age
The Age calculator gives the difference in years, months and days between a date of birth and any date you choose, which does not have to be today. It is useful for paperwork with age limits or for comparing two dates.
Hours and shifts
The Time calculator adds and subtracts hours, minutes and seconds. The Work hours calculator works out the total from the start time, the end time and the break time.