Business Days Calculator
Calculate working business days between two dates excluding weekends.
Work / Business Days Calculator
Excludes Saturdays and Sundays.
About Business Days Calculator
The Working Days & Business Days Calculator calculates the exact number of business days (excluding Saturdays and Sundays) and working hours between two calendar dates with customizable public holiday exclusion lists.
How to Use Business Days Calculator
Step 1
Select starting date and ending date from the datepicker.
Step 2
Select your weekend schedule (default: Saturday & Sunday).
Step 3
Optionally toggle country public holiday exclusions.
Step 4
Review total business days, excluded weekend days, and working hours.
Practical Use Cases for Business Days Calculator
Project Management & SLA Milestone Deadlines
Calculate delivery sprint durations and contractual Service Level Agreement (SLA) business day deadlines.
HR & Payroll Leave Planning
Compute employee paid time off (PTO) days and working hours for monthly payroll processing.
Input & Output Examples
Calculating Business Days in September 2026
Start: Sept 1, 2026 | End: Sept 30, 2026
Calendar Days: 30 | Business Days: 22 Days (8 Weekend days excluded) | Work Hours: 176 Hours
Key Features & Performance
- ✓Calculates Calendar Days, Business Days, Weekend Days, and Work Hours (8 hrs/day).
- ✓Customizable Weekend rules: Standard Sat/Sun, Fri/Sat, or custom days off.
- ✓Public Holiday exclusion selector for US, UK, Canada, Australia, and custom dates.
- ✓100% Client-Side calculation.
- ✓1-Click Copy business schedule.
Key Terminology & Definitions
Business Day (Working Day)
Any official working day of the week, conventionally Monday through Friday, excluding weekends and official public holidays.
SLA Business Turnaround
The contractual duration allotted to resolve issues, measured strictly during operational business hours.