Time Calculator: Add and Subtract Hours and Minutes

Add up times in h:mm (like work shifts or video lengths), subtract some, and see the total in hours, minutes and decimal hours.

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How to use the hours and minutes calculator

1. Type your numbers in the boxes (pick your currency or units if asked).
2. The answer updates as you type: no button to press.
3. Copy the result, or share it on WhatsApp with one tap.

Questions

How do I subtract a time?

Start the line with a minus sign, for example −0:15.

Is my data private?

Yes. Everything happens inside your own browser: nothing you type or choose is uploaded to us or anyone else.

Is it free?

Completely free, with no sign-up, no watermark and no limit on how many times you use it. Light ads keep the site running.