Calculate net work hours between a start and end time, minus breaks, and multiply for any number of work days. Free online hours calculator. All processing runs locally in your browser. Your data is not uploaded to any server.
100% Local Processing
How to Use
Enter a shift start and end time, any unpaid break, and get the net hours. Multiply for a full week of identical shifts in one click.
Steps
Pick a start time and an end time for the shift.
Enter the unpaid break length in minutes, and how many work days.
Click Calculate and read the net hours for a day and for all days.
What the result shows
The gross shift length in hours and minutes.
The net hours after your break is removed.
The same numbers for the total across all work days.
A short decimal so payroll and timesheet entries are easy to write.
Features
Shifts that cross midnight are handled automatically.
Breaks of any length subtract cleanly, never negative.
Dutch-book math: tested on overnight and fractional shifts.
All processing runs locally in your browser. Your data is not uploaded to any server.