Kitokoto
Create

Time calculator

This free time calculator works out how long it is between two times, or what time it will be after a few hours.It counts past midnight too.No account needed.

Fromtodays later

8 hours 30 minutes

510 minutes · 8.5 hours

Questions

Is it free?
Yes, with no account and no ads.
How do I calculate hours between two times?
Enter the start and the end. If the end is earlier than the start, the calculator counts it as the next day.
How many hours is 9am to 5:30pm?
8 hours 30 minutes.
How do I add hours to a time?
14:00 plus 2 hours 30 minutes is 16:30. When the result goes past midnight, the calculator shows that it is the next day.
How do I subtract hours from a time?
Take the hours away instead of adding them. 14:00 minus 3 hours is 11:00.
Can I count hours over several days?
Yes. Add the number of days between the start and the end, and it counts the total.
Does it know about time zones?
No, both times are on the same clock. For a time in another time zone, use the converter. Time zone converter.

Other free tools

Count the hours between two times.

Free, no account.

Back to the calculator