Hours Calculator

Information about Hours Calculation

You can use our calculator to add or subtract hours, minutes, and seconds to a time. The calculator will show you the result in hours, minutes, and seconds.

How to use this hours calculator?

Get started by choosing a Starting time. Then choose an operation (add, or subtract) and enter the number of hours, minutes, and seconds you want to add or subtract. Finally, click the Calculate button to get the result.