Time Duration Calculator

Add or subtract time durations in hours and minutes.
No download required.

Duration 1
h
:
m
+
Duration 2
h
:
m
How to use the duration calculator
1
Use Add Durations to combine two time durations, for example 1h 30m + 2h 45m = 4h 15m.
2
Use Subtract to find the difference between two durations, for example 5h 00m − 2h 15m = 2h 45m.
3
Enter the hours and minutes for each duration, then press Calculate to see the result.