Time Calculator

Add, subtract, or convert times with this easy-to-use calculator

How to Use the Time Calculator

Adding Times

Enter hours, minutes, and seconds in both time fields and click Calculate. The calculator will automatically handle carryovers (60 seconds = 1 minute, 60 minutes = 1 hour).

Subtracting Times

Similar to addition, but calculates the difference between two times. Useful for finding durations or time intervals.

Converting Time

Enter a time to convert between different formats: decimal hours, HH:MM:SS, or total minutes/seconds.