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Time Duration Calculator
h m s
h m s
Total Duration
0:00:00
Hours
0
Minutes
0
Seconds
0
Decimal Hours
0.00
Average Duration 0:00:00
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How to Use the Time Duration Calculator
- Choose Add or Subtract mode
- Enter hours, minutes, and seconds for each duration
- Click "+ Add another duration" for more entries
- View total and average durations
Common Uses
- Video editing - Calculate total runtime
- Exercise - Sum workout durations
- Music - Calculate album length
- Tasks - Total time spent on activities
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Frequently Asked Questions
How do I add times together?
Enter multiple durations in hours, minutes, and seconds format. The calculator adds them all together and shows the total.
Can I use different time formats?
Yes! Enter times as HH:MM:SS, HH:MM, or just minutes. The calculator understands various formats.
What's the difference between adding and subtracting?
Add mode sums all durations. Subtract mode takes the first duration and subtracts all others from it.
Can I calculate average duration?
Yes! Enter multiple durations and the calculator shows both the total and average duration.