Time Calculator
Add or subtract durations of time.
About this Tool
The Time Calculator allows you to add or subtract durations of time, specified in days, hours, minutes, and seconds. It's a handy tool for project management, event planning, or any situation where you need to calculate total time.
Common Use Cases
Project Management
Add up the time taken for various tasks to get a total project duration.
Flight Times
Calculate total travel time, including layovers.
Logging Hours
Sum up hours worked over a week or month.
Pro Tips
- !
Carry-overs are handled automatically
The calculator automatically handles conversions, like 70 minutes becoming 1 hour and 10 minutes.
- !
Subtraction
When subtracting, ensure the first time duration is larger than the second to avoid negative results.
- !
Zero values
You can leave fields as 0 if you don't need to specify that unit (e.g., just adding hours and minutes).