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Date & Time
Countdown Days Calculator
A countdown in calendar days overstates the time available for anything that only progresses on working days. Separating weekdays from weekends is what turns a comfortable seventy days into a tight fifty.
How it works
Start date
End date
Public holidays in the period
Working days per week
Working hours per day
Total days
Working days
Non-working days
Working hours available
Weeks
Months
Whole weeks of work
Frequently asked questions
How do I use the Countdown 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.