Business days calculator

Find the exact duration between two dates: total calendar days, business working days (weekends excluded), weeks, and hours — ideal for project timelines and HR planning.

How to Business days calculator

1. Step 1. Pick a start date and an end date.
2. Step 2. The tool instantly shows total calendar days and business working days.
3. Step 3. Weeks elapsed and total hours are displayed for planning.

Frequently asked questions

How are business days calculated?

Business days count every day from Monday to Friday between the two dates, excluding weekends. Pro users can exclude public holidays too.

Does the end date count?

Yes — the range is inclusive of both the start and end dates.

Is the business days calculator free?

Yes, fully free and instant — no signup, no watermark, nothing to install.