Hours Calculator
Easily add up work hours: enter hours and minutes, add or subtract, and get the total.
How the Calculator Works
Enter hours and minutes in each row. Each row can be addition (+) or subtraction (−). The calculator sums all rows and displays the total in hours and minutes.
Click the +/− button to toggle a row between addition and subtraction. You can add as many rows as you need.
Perfect for calculating work hours, tracking project time, and summing up weekly timesheets.
Frequently Asked Questions
How do I add a subtraction row?+
Click the "Add subtraction" button to add a new row with a minus sign. You can also click the +/− button on any existing row to toggle it.
What happens when the result is negative?+
If total subtractions exceed total additions, the result is displayed in red with a minus sign. Useful for tracking overtime or deficit hours.
Can I enter more than 59 minutes?+
No, each minutes field is capped at 59. If you have 90 minutes, enter 1 hour and 30 minutes instead.
Is my data saved?+
The calculator runs entirely in your browser. No data is sent to any server or saved. Everything resets when you refresh the page.
Does it work on mobile?+
Yes! The calculator is fully responsive and works on mobile, tablet, and desktop.