How the Business Days Calculator Works
A business days calculator measures the number of working days between a start date and an end date by excluding weekends. This provides a more realistic view of available work time compared to standard calendar day counting.
Our tool counts only Mondays through Fridays, which is the standard definition of business days for most industries worldwide.
What Is a Business Day?
A business day typically refers to any weekday (Monday to Friday) during which businesses operate. Weekends are excluded, and in some cases public holidays may also be removed.
This calculator focuses on weekend exclusion, which covers the vast majority of business and legal use cases.
Common Use Cases for Counting Business Days
- Contract and legal deadlines: Many agreements specify response times in business days.
- Project management: Calculate realistic timelines by excluding weekends.
- Payroll calculations: Count working days within a pay period.
- Shipping and logistics: Verify delivery estimates stated in business days.
Examples of Business Day Calculations
- Monday to Friday: 5 business days.
- Friday to next Friday: 5 business days (weekend excluded).
- Two-week period: Typically 10 business days.
These examples highlight why counting business days instead of calendar days leads to more accurate planning.
Accuracy and Weekend Exclusion
This working days calculator automatically excludes Saturdays and Sundays from all calculations. By following standard calendar rules, it ensures consistent and reliable results.
For scenarios that require holiday exclusion, this calculator can still serve as a baseline estimate for most professional use cases.
Frequently Asked Questions
Does this business days calculator exclude weekends?
Yes. Saturdays and Sundays are automatically excluded from the calculation.
Are public holidays included?
Currently, the calculator excludes weekends only. Public holidays are not removed.
Can I calculate working days across multiple years?
Yes. The calculator works across months and years without limitation.
Is this tool free to use?
Yes. This business days calculator is completely free and runs in your browser.