Duration Calculator
Add and convert durations like 1h 30m, 90s, or 2d 4h.
Runs locally · Nothing uploaded
Durations
Total
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About Duration Calculator
Parses human-style durations — "1h 30m", "90s", "2d 4h" — sums them, and shows the total in every useful unit: seconds, minutes, hours, days, and hh:mm:ss form. Enter one duration per line to total a timesheet or add up segment timings from a trace.
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