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DAYCALO / Free · Tools

Add / Subtract Business Days

Move a deadline forward or backward using working days.

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Calculation details

Enter the dates and rules you want to use.

Results depend on the selected rules and the available holiday dataset.

UNDERSTAND THE RESULT

How this calculator works

Designed for decisions that need an explainable date, not an unexplained number.

Does the starting date count?

By default, counting begins after the reference date. You can explicitly include the start date when it is a working day.

Can I subtract working days?

Yes. Enter a negative offset to move backward through the calendar.