Time Duration Calculator
Work out the duration between two clock times.
Free time duration calculator. Enter a start and end time to get the duration in hours and minutes, plus the total minutes. Great for timesheets and quick planning. Runs in your browser.
How to use the Time Duration Calculator
- 01Enter a start time and an end time.
- 02The duration is shown in hours, minutes and total minutes.
- 03For overnight ranges, use the Hours Between Times tool.
Frequently asked questions
What if the times are on the same day?
This tool measures the gap between two times within one day. It always returns a positive duration regardless of order.
Can it handle times crossing midnight?
For ranges that cross midnight, such as a night shift, use the dedicated Hours Between Times tool which has an overnight option.