Use this free online hours calculator to find out exactly how many hours and minutes you worked between a clock-in and clock-out time, after subtracting any unpaid break. It automatically handles overnight shifts that cross midnight, so your timesheet totals are always accurate.
How to Use the Hours Calculator
- Enter your Clock In hour, minute, and AM/PM.
- Enter your Clock Out hour, minute, and AM/PM.
- Enter any unpaid Break Duration in minutes, if applicable.
- Click "Calculate" to see the hours worked as hours/minutes and as decimal hours.
- Use "Clear" to reset the form for a new shift.
Frequently Asked Questions
Your clock-in and clock-out times are converted to 24-hour format and compared in seconds, your break duration is subtracted, and the remainder is converted back into hours, minutes, and decimal hours.
Yes. If your clock-out time is earlier than your clock-in time, the calculator automatically adds 24 hours so overnight shifts are calculated correctly.
The calculator shows an error message, "Break duration exceeds the total time between clock-in and clock-out.", instead of a negative result.
It's your total hours worked expressed as a decimal (for example, 7.5 hours instead of 7h 30m), rounded to two decimal places - handy for payroll and timesheet entries.