HourPlus - Support

How to Use HourPlus

HourPlus is a simple calculator for adding and subtracting hours and minutes.

Enter time in H:MM format (e.g., 2:30 for 2 hours 30 minutes)
Use : to separate hours and minutes
Press + or - to add or subtract times
Press = to see the result
Press C to clear and start over

Quick Input Tip

When entering minutes, a single digit represents tens of minutes. For example, 0:5 means 50 minutes, not 5 minutes. To enter 5 minutes, type 0:05.

Frequently Asked Questions

How do I enter 45 minutes?

Type 0:45 or just :45

Can I chain multiple calculations?

Yes! After pressing + or -, enter the next time value. You can chain as many operations as you need.

What happens with negative results?

If your calculation results in a negative time, it will be displayed with a minus sign (e.g., -1:30).

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