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Date & Time
Work Days Calculator
Working day counts are what contracts, delivery windows and project plans actually run on, and a single public holiday can shift a deadline by a whole week. Counting them properly beats estimating from calendar days.
How it works
Start date
End date
Public holidays to exclude
Working days per week
Count the end date
Hours per working day
Calendar days
Working days
Weekend and holiday days
Working hours
Working weeks
End date used
Average working days per calendar week
Frequently asked questions
How do I use the Work Days Calculator?
Fill in the fields above โ the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.
Is this calculator free?
Yes. It is completely free, requires no account, and works on phones, tablets and desktops.