Time Duration Calculator

Your details

Choose whether to find the gap between two times, or compute a new end time.
24-hour format, e.g. 14:30 for 2:30 PM.
24-hour format. If end is before start, the calculator assumes the next day (overnight span).
Optional unpaid break to subtract from the total (e.g. 30 for a lunch break).
min
Duration
8h 30m 0s

Total time span in hours, minutes, and seconds

Decimal hours8.5h
Total minutes510min
Total seconds30,600s
Whole hours8
Remaining minutes30
Remaining seconds0
Hours8
Minutes30
Seconds0

Duration: 8h 30m 0s

  • The total time from start to end is 8h 30m 0s.
  • As a share of an 8-hour working day, this span is about 106% (106 percent of a full shift).
  • In decimal hours (useful for billing or payroll), this is 8.5000 hours, which rounds to 8.50 h.

Next stepFor multi-day durations spanning full calendar dates, use a date difference calculator that accounts for day boundaries.

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