About the Hours Calculator
Enter a start and end time and any unpaid break. If the end time is earlier than the start, it's treated as the next day (a night shift).
How to use the Hours Calculator
- Enter your numbers (or keep the example).
- The result updates instantly as you type.
- Copy the result, or copy the link: it keeps your numbers so you can share them.
How it's calculated
Duration = end − start (+24 h if overnight) − break. Decimal hours = minutes ÷ 60.
Features
- Instant resultsUpdates as you type.
- Shareable linkThe URL keeps your inputs.
- Reference tableCommon values on this page.
- Works offlineRuns in your browser.
Frequently asked questions
Is the Hours Calculator free?
Yes, the Hours Calculator is free with no sign-up, no limits and no ads covering the result.
Does it work on my phone?
Yes. It works in any modern browser on phones, tablets and computers, and keeps working offline once the page has loaded.
Last updated · Processing happens locally in your browser.