Work & Payroll Tools

Break Time Calculator

Calculate exactly how long a break lasted so it can be deducted correctly from a shift or timesheet.

Start time

End time

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Enter the start point.
Enter the end point.
The tool reads both as clock positions and subtracts start from end.
If the end point is earlier in the day than the start, it assumes the span crosses midnight into the next day.

Formula / logic

Difference = End time − Start time, expressed in hours, minutes, and seconds (or days + time when dates are included).

Worked example

From 9:15 AM to 5:45 PM is 8 hours 30 minutes — the tool works this out instantly without you counting on your fingers.

It varies by employer and jurisdiction, but 30 minutes and 60 minutes are the most common unpaid lunch break lengths in the US.

The {tool} assumes the span rolled past midnight and adds a day automatically, so overnight spans still compute correctly.

Yes — the result always includes the seconds component for precision, even for short spans.

No, this tool assumes both times are in the same zone. For cross-zone comparisons, use the Time Zone Converter instead.

Yes — every calculator on this site is free, with no sign-up or download required.