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Date & Time
Hours Calculator
Working hours are usually expressed as a start time, an end time and an unpaid break. Entering times in the usual clock format avoids the mental arithmetic that causes most timesheet errors.
How it works
Start time (HH:MM)
End time (HH:MM)
Unpaid break
Hours worked
Minutes worked
Decimal hours
Duration
Frequently asked questions
How do I use the Hours Calculator?
Fill in the fields above โ the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.
Is this calculator free?
Yes. It is completely free, requires no account, and works on phones, tablets and desktops.