Business Days Calculator
Calculate working days between two dates, excluding weekends and optional holidays.
Results update automatically
Select your start date
How to Use the Business Days Calculator
Calculate working days between dates in three simple steps.
Enter Your Date Range
Enter a start date and an end date to define the period you want to calculate.
Customize Your Settings
Choose which days to exclude — Saturdays, Sundays, or both. Add holidays one by one with the date picker.
Get Your Working Days
Instantly see the total business days, plus a breakdown of weekends and holidays excluded.
Why Use a Business Days Calculator?
More than counting weekdays — it's about accurate planning for work.
Plan Projects Accurately
Know exactly how many working days are available for project timelines, sprints, and deadlines.
Account for Holidays
Add custom holidays one by one to get a realistic count that matches your team's calendar.
HR & Payroll Ready
Calculate working days for leave balances, payroll periods, and employee onboarding.
Instant & Free
No spreadsheets, no manual counting — get accurate business day counts instantly, for free.
Business Days Calculator FAQ
Everything you need to know about calculating working days between dates — excluding weekends and holidays for accurate business planning.
How does the Business Days Calculator work?
Enter a start and end date, choose which weekend days to exclude, and add any holidays. The calculator instantly counts the remaining working days in your date range.
Can I choose which weekend days to exclude?
Yes. You can exclude Saturdays, Sundays, or both — or uncheck both to count all seven days. This supports countries where weekends fall on different days, such as Friday–Saturday or Sunday only.
How do I add holidays?
Select a date using the holiday date picker and click to add it. Each holiday appears as a removable tag. You can add as many as you need and remove any by clicking the ✕.
What happens if a holiday falls on a weekend?
A holiday that falls on a Saturday or Sunday is counted in both categories — it appears as a weekend day and as a holiday. The overlap count shows how many days fall into both, so you always know exactly how each day is categorized.
Does the calculator update automatically?
Yes. Results update instantly whenever you change a date, toggle a weekend checkbox, add a holiday, or remove one.
Can I count all days including weekends?
Yes. Uncheck both Saturday and Sunday to count all calendar days. You can still add holidays to exclude specific dates.
Can I use this for international business days?
Yes. The flexible weekend checkboxes support any country’s work week — for example, Friday–Saturday weekends in Middle Eastern countries or Sunday-only weekends in some Asian countries.
Can I use this for project management and HR?
Yes. It’s ideal for sprint planning, delivery timelines, payroll periods, leave balances, and employee onboarding — especially when combined with company-specific holiday lists.
What’s the difference between this and the Date Difference Calculator?
The Date Difference Calculator counts all calendar days between two dates. This calculator specifically counts working days by excluding weekends and holidays — making it the right tool for business and project planning.
Is the Business Days Calculator free?
Yes, completely free. Works on desktop, tablet, and mobile with no sign-up required.
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