Pin Time Calculator to your toolbar

1

Pin the extension

Click the puzzle piece icon in your browser toolbar, then click the pin icon next to Time Calculator to keep it visible.

Step 1 - Click puzzle piece and pin extension
2

Start calculating

Click on the Time Calculator icon in your toolbar anytime to quickly add, subtract, or calculate time durations.

Step 2 - Use the extension

What you can do

+

Add Time

Add hours, minutes, and seconds together

-

Subtract Time

Calculate time differences easily

D

Date Calculator

Add or subtract duration from any date

E

Expression Mode

Type complex time expressions like "2d 5h + 3h 30m"

Enjoy using Time Calculator!

You can close this tab now.