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Working Days Calculator

Add or subtract working days and count business days between two dates.

Start date

Number of days

Direction

End date (used by "Count working days")

Public holidays (one per line, YYYY-MM-DD)

Result date

Working days

Calendar days

Holidays skipped

Weekends are Saturday and Sunday. The start date is never counted as a working day itself, which is how business deadlines are normally worked out. Public holidays only apply to the dates you list.

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What Is Working Days Calculator?

The Working Days Calculator adds or subtracts business days from a date, or counts the working days between two dates, skipping weekends and any public holidays you list.

Who Uses the Working Days Calculator?

Project planners use it to set realistic delivery dates, and anyone filling in a timesheet or agreeing a payment deadline uses it to count the working days that actually remain.

How to Use the Working Days Calculator

Choose whether to add, subtract, or count between two dates.
Enter the start date and number of working days.
Add any public holidays, one per line.

Why Choose Our Working Days Calculator?

Weekends skipped automatically
Custom holiday list for your country
Reports the calendar days crossed, not just working days

Try the Working Days Calculator above — it is free, fast, and works on any device. Bookmark this page to return whenever you need it.