Business Days Calculator
Calculate working days between two dates, excluding weekends. Perfect for project planning and deadlines.
Select dates to calculate business days
Free Business Days Calculator – Count Working Days Between Dates
Our business days calculator helps you count the exact number of working days (weekdays) between any two dates. Perfect for calculating project deadlines, shipping times, contract durations, and payroll periods. Simply enter your dates and instantly see how many weekdays fall between them.
Unlike a regular date calculator, our working days counter automatically excludes Saturdays and Sundays, giving you an accurate count of business days only. Essential for professionals, project managers, HR teams, and anyone who needs to plan around work schedules.
What Are Business Days?
Business days (also called working days or weekdays) are the days of the week when most businesses operate: Monday through Friday. They exclude weekends (Saturday and Sunday). In most countries, business days are used for calculating delivery times, payment deadlines, and project schedules.
How to Calculate Business Days
- Enter Start Date: Select your starting date
- Enter End Date: Select your ending date
- View Results: See total days, weekdays (business days), and weekend days
- Copy Result: Save the business days count for your records
Common Uses for Business Day Calculations
- Project Deadlines: Calculate how many working days until a milestone
- Shipping & Delivery: Estimate arrival dates based on business day shipping
- Payroll Processing: Count working days for salary calculations
- Legal Contracts: Determine contract periods in business days
- SLA Compliance: Track response times in working days
- Leave Planning: Calculate vacation days vs. working days
Business Days Reference
Days per Week
Days per Month
Days per Year
Frequently Asked Questions
How many business days are in a week?
A standard week has 5 business days (Monday through Friday), excluding Saturday and Sunday.
How many business days are in a month?
A typical month has approximately 20-23 business days, depending on how weekends fall within that month.
How many business days are in a year?
A standard year has approximately 260 business days (52 weeks × 5 days), not counting public holidays.
Does this calculator include holidays?
This calculator counts weekdays only. Public holidays vary by country and are not automatically excluded. For precise holiday calculations, manually subtract any holidays that fall on weekdays.
What's the difference between calendar days and business days?
Calendar days include every day (all 7 days per week), while business days only count Monday through Friday (5 days per week).