Add, subtract time, and calculate work hours
Easy way to add, subtract time, and calculate work hours
Choose from add time, subtract time, time duration, or work hours.
Enter hours, minutes, seconds or select start/end times.
Click Calculate to see time calculations for reference.
A. Enter your start and end times, then subtract break time to get reference working hours. For example, if you work from 09:00 to 18:00 with a 1-hour break, you worked 8 hours.
A. Select the add or subtract time tab, enter two times, and the calculator will automatically compute the result in hours, minutes, and seconds.
A. In the time duration tab, enter start and end times to calculate the reference interval. This is useful for measuring meeting duration, task completion time, etc.
A. Yes, the calculator handles overnight shifts, such as starting at 11 PM and ending at 7 AM the next day.
Calculate work hours and overtime
Sum up project time spent
Measure meeting and task duration
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Calculate travel and commute time
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