Hours Calculator
Calculate the duration between two times, add or subtract hours and minutes from a time, or build a timesheet with multiple entries and automatic totals.
| Task | Start | End | Duration |
|---|
Everything runs in your browser — nothing is sent anywhere. Overnight shifts (e.g. 22:00 to 06:00) are handled automatically.
How to use
The Hours Calculator is a free online tool — no sign-up or download is required. Calculate the duration between two times, add or subtract hours and minutes from a time, or build a timesheet with multiple entries and automatic totals.
- Duration Between Times: enter a start and end time to get the exact duration. If the end time is earlier, it counts as the next day.
- Add / Subtract Time: enter a time plus the hours and minutes to add or subtract.
- Timesheet: add rows with task names and times, then calculate per-row durations and the grand total.
Frequently asked questions
What does the Hours Calculator do?
Calculate the duration between two times, add or subtract hours and minutes from a time, or build a timesheet with multiple entries and automatic totals.
How do I use the Hours Calculator?
Open the Hours Calculator page, enter or upload your input using the form above, then click the main action button to get your result instantly. You can copy or download the result when you are done. No sign-up or installation is needed.
Is the Hours Calculator free to use?
Yes. The Hours Calculator is completely free, like every tool on SEO Tools by metacalculator.org. There is no sign-up, no watermark and no hidden limits.
Is my data private when I use the Hours Calculator?
Yes. This tool runs entirely in your browser, so your input never leaves your device. Nothing is uploaded, stored or shared.