Business Days Between Dates Calculator

Calculate business days, excluding weekends and optionally public holidays.

Start Date
End Date

The difference is

Select dates to see the result.

How the Business Days Calculator Works

This tool computes the number of weekdays between two specified dates, automatically excluding weekends (Saturdays and Sundays). It is essential for business professionals to track project timelines, meet deadlines, and manage tasks that rely on a standard work week.

How to Calculate Business Days: The Formula

The algorithm calculates the total days between the start and end dates, and then subtracts the number of Saturdays and Sundays.

Business Days = Total Days - Number of Saturdays - Number of Sundays

Practical Uses for the Business Days Calculator

  • Project Timelines: Determine the number of working days available for a project.
  • Service Level Agreements (SLAs): Calculate response or resolution times that are based on business days.
  • Interest Calculations: Compute interest accrued over business days.
  • HR Planning: Track workdays for part-time employees or short-term contracts.

Frequently Asked Questions about the Business Days Calculator