Time Duration Calculator
Calculate the total duration between a start and end date/time in days, hours, minutes, and seconds.
Days
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Hours
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Minutes
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Seconds
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How It Works
Duration = End DateTime − Start DateTime
Result broken down into days, hours, minutes, seconds
Result broken down into days, hours, minutes, seconds
Enter a start date/time and an end date/time to calculate the total elapsed duration. The calculator breaks the result into days, hours, minutes, and seconds.
Example: Start: Jan 1, 2025 08:00:00 → End: Jan 3, 2025 14:30:45
Duration = 2 days, 6 hours, 30 minutes, 45 seconds
Duration = 2 days, 6 hours, 30 minutes, 45 seconds
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Last updated: 2026-08-08