Business Days Calculator

Count the working days from Monday to Friday between two dates, with the weekend and total days shown too. Runs in your browser, no signup.

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Updated 2026-08-07 ยท Built and maintained by the MakeToolz team.

Count the Working Days Between Two Dates

This free business days calculator counts the working days, Monday to Friday, between two dates, skipping Saturdays and Sundays. Pick a start and end date and it instantly shows the number of business days, along with the total days and weekend days. Both dates are included in the count.

Everything runs in your browser, with no signup. It is the quick way to work out delivery windows, project timelines, notice periods and deadlines that are measured in working days.

How to Use the Business Days Calculator

  1. 1
    Pick a start date.
  2. 2
    Pick an end date.
  3. 3
    Read the number of business days between them.
  4. 4
    See the total and weekend days for context.

Why Use MakeToolz's Business Days Calculator?

Weekdays only

Counts Monday to Friday and skips Saturdays and Sundays.

Total and weekends

Also shows total calendar days and how many fall on weekends.

Instant result

The count updates the moment you change either date.

Order does not matter

Enter the dates in any order and it works out the range for you.

100% in your browser

No signup and nothing uploaded; it runs locally.

Free and simple

A clean working-days counter, free with no limits.

Why Count Business Days

Many timelines are measured in working days rather than calendar days. Shipping estimates, payment terms, notice periods, service level agreements and project plans often say "within 10 business days," which skips weekends. Counting those by hand is easy to get wrong, especially across a month boundary. This calculator does it instantly, and also shows the total and weekend days so you can see the full picture.

Because it runs entirely in your browser, it is fast and private. There is no signup and no limit. Note that it counts weekdays only and does not remove public holidays, which differ by country.

Where Business Days Matter

  • Shipping and delivery: estimates are usually given in working days.
  • Payments and invoices: terms like net-10 often mean business days.
  • Notice periods: contracts and leave requests may count weekdays.
  • Project planning: effort is scheduled across working days.

Business Days vs Calendar Days

TypeIncludesCommon use
Business daysMon to FriShipping, payments
Calendar daysEvery dayAge, deadlines
Weekend daysSat and SunContext only

People Also Ask

How many working days are between two dates?

Enter the start and end dates above and the calculator shows the number of Monday-to-Friday working days between them, including both dates.

Do business days include the start date?

Yes. Both the start and end date are counted if they fall on a weekday.

Does the calculator skip holidays?

It skips weekends only. Public holidays vary by country, so subtract any that apply to your dates.

What counts as a business day?

A business day is any weekday, Monday through Friday. Saturdays and Sundays are excluded.

Is the business days calculator free?

Yes, completely free with no signup and no limits. Everything runs in your browser.

Can I enter the dates in any order?

Yes. If the end date is before the start date, the calculator swaps them and counts the range correctly.

Frequently Asked Questions

How do I count business days between two dates?
Pick a start and end date above. The calculator counts every Monday to Friday between them, including both dates, and skips weekends.
Does it include the start and end dates?
Yes. Both the start and end dates are included in the count if they fall on a weekday.
Does it account for public holidays?
No. It counts all weekdays and skips only weekends. Public holidays vary by country, so subtract any that apply to you.
Is the business days calculator free?
Yes, completely free with no signup and no limits. Everything runs in your browser.

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