Enter your times
Choose the time when your activity starts and the time when it ends.
FREE ONLINE CALCULATOR
Time Duration Calculator
Calculate the exact duration between two times in hours, minutes and seconds. Perfect for work hours, schedules, events and everyday time calculations.
01 Enter your times
Enter when the time period begins
Enter when the time period ends
Use this for overnight shifts or events.
Measure your time
Enter a start time and an end time to find the exact duration between them.
01 Enter your start time
02 Enter your end time
03 Click calculate
02 Enter your end time
03 Click calculate
HOW IT WORKS
Know exactly how long.
Calculate duration
The calculator subtracts the start time from the end time and determines the exact duration.
See total time
Get the result in hours, minutes and seconds, along with the total number of minutes and seconds.
WHEN TO USE IT
Useful for everyday time.
Work hours
Calculate how long you worked between your start and finish times.
Travel
Find the duration between departure and arrival times.
Activities
Measure workout sessions, study periods and other activities.
Overnight shifts
Calculate durations that continue past midnight into the next day.