Time Calculator
Free time calculator — updated for 2025. Accurate, instant, no sign-up needed.
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Time Calculator
Add, subtract & convert time durations
First Duration
Result
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Total Seconds
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Total Minutes
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Time Conversion Reference
- 1 minute = 60 seconds · 1 hour = 3,600 seconds
- 1 day = 86,400 seconds · 1 week = 604,800 seconds