Hours Calculator

Calculate a work shift, including an unpaid break.

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How to calculate

Worked time = end − start − unpaid break

09:00 to 17:30 with a 30-minute break is 8 hours.

If the end time is earlier, the shift is treated as crossing midnight.

Results display up to 8 decimal places; exported numbers preserve calculation precision. This is a calculation summary, not an official certificate.