What this calculator does
If you've ever opened a spreadsheet just to answer one time & date question, this work hours calculator replaces the whole workbook: type the numbers, read the result.
Work hours = end − start − break duration.
How to use the Work Hours Calculator
- Enter your values in the fields on the left.
- Results update automatically.
- Use action buttons to copy, share or print.
The formula
hours = (end − start − break) / 60
Worked example
09:00 to 17:30 minus 60 min break = 7.5 h.
Common mistakes
- Forgetting breaks
- Cross-midnight shifts
- Overtime not separated
When to use it
Use for payroll, invoicing, timesheets.
Pro tips for the Work Hours Calculator
- For big decisions, run best-case, expected, and worst-case scenarios and compare the breakdowns side by side.
- Copy the result to paste it directly into email, Notion, or a spreadsheet cell.
- Use Print / PDF to export a clean, ad-free summary you can share with a client or advisor.
Frequently asked questions
›Overtime?
Use overtime calculator.
›Round to 15?
Employer choice.
›Unpaid vs paid breaks?
Subtract only unpaid.
›Multiple shifts?
Sum separately.
›Time clock?
Use HR software for records.
›Can I use this on mobile?
Yes — the work hours calculator is fully responsive, and results, charts, and the share button all work on phones and tablets.
›Is the Work Hours Calculator free to use?
Yes. Every calculator on CalcPilot, including the Work Hours Calculator, is free with no sign-up, no watermark, and no export limit.
Embed this calculator
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<iframe src="https://calcpilot.tools/calculators/work-hours-calculator?embed=1" width="100%" height="720" style="border:1px solid #e5e7eb;border-radius:12px;max-width:720px;" loading="lazy" title="Work Hours Calculator — CalcPilot"></iframe>Related calculators
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