Time Duration Calculator
Free time duration calculator to add or subtract hours, minutes, and seconds. Calculate elapsed time and time differences easily.
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Calculate Time Durations Easily
Need to add up work hours, calculate total event time, or find the difference between two durations? Our time duration calculator handles the complex math of hours, minutes, and seconds for you.
Working with Time Durations
Time arithmetic is tricky because it uses base 60 (60 seconds in a minute, 60 minutes in an hour). Adding 45 minutes to 1:30 requires carrying over to hours. Our calculator handles these conversions automatically, giving results in hours, minutes, and seconds.
Time Conversion
1 hour = 60 minutes = 3600 secondsWhy Use This Calculator?
Automatic Handling
Automatically converts seconds to minutes to hours.
Multiple Inputs
Add multiple durations at once.
Flexible Formats
Work in hours, minutes, or seconds.
How to Calculate Durations
Applications
Exercise
Add times from different physical activities.
Projects
Calculate total time spent on tasks.
Travel
Add segments of a long trip.
Media
Calculate total duration of videos or audio.
Frequently Asked Questions
Yes, you can enter multiple durations separated by lines and the calculator will add them all together.