Question 1

How do I add or subtract time from a date?

Accepted Answer

Choose the 'Add / subtract time' tab, pick a start date and time, select whether to add or subtract, then enter the number of days, hours and minutes. The calculator shows the resulting date and time instantly.

Question 2

How do I calculate the time between two dates?

Accepted Answer

Open the 'Time between dates' tab and enter a start and end date. You get the difference broken down into days, hours and minutes, plus the total number of days, hours and minutes.

Question 3

Does the time calculator handle daylight saving time?

Accepted Answer

The calculator works with the dates and times you enter in your own time zone, so it is best for arithmetic on clock times. For exact durations across daylight saving changes, use the time zone converter.

Time Calculator

About this time calculator