Time Calculator
Add, subtract, or find the difference between times in hours, minutes, and seconds.
About Time Calculator
This time calculator can add or subtract time from a given time or calculate the difference between two times. It's useful for tracking work hours, calculating time zones, determining duration, or planning schedules.
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For a related calculation, use Day Counter to count days between two dates or days until/since a specific date. Inclusive or exclusive counting. Alternatively, use Date Calculator to add or subtract days, months, and years from any date or find the difference between dates.
For the underlying method, read Understanding Time Zones: UTC, Daylight Saving, and Scheduling Across the Globe.