Time Duration Calculator
Find the exact duration between two times.
🔄 Updated October 13, 2026
About the Time Duration Calculator
The Time Duration Calculator is one of our handy everyday tools. Find the exact duration between two times. It works entirely in your browser, free forever. Also popular: the Unit Converter and Random Number Generator.
How to use this calculator
- Enter your numbers in the fields above.
- Results update instantly — no button to press, no page reload.
- Adjust the inputs to compare scenarios with the Time Duration Calculator.
Keep exploring: Unit Converter · Random Number Generator · Love Calculator · Password Generator
Frequently asked questions
Can it cross midnight?
Yes — an end time earlier than start counts as next day.
What format?
24-hour or 12-hour with AM/PM both work.
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