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Business Days Calculator
Count calendar days, business days and weekend days between two dates, or add business days to a date.
Tip from Tink: Use a negative number to count business days backwards.
Days between two dates
Business days
0
Calendar days
0
Weekend days
0
Start date counted, end date not. Public holidays are not excluded.
Add business days to start date
Result
Mon, Nov 23, 2026
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How to use the Business Days Calculator
- Pick a start and end date to count working days.
- Or enter a number of business days to add to the start date.
- Weekends are skipped; public holidays are not.
Everything runs in your browser. Nothing you enter is uploaded.