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Business Days Calculator

Count workdays between two dates. Exclude weekends and regional holidays. Add custom dates or export a CSV.

How The Business Days Calculator Works In 3 Easy Steps

01.

Choose Your Dates

Select your start and end dates from the calendar. Use our quick buttons to easily jump to the next 7 or 30 days in just one click.

02.

Set Your Rules

Pick your country to automatically exclude regional public holidays, skip weekends, or even add your own custom days off.

03.

Calculate & Ask Otis

Get your exact business days instantly. Need more details? Let Otis, our smart AI raccoon, analyze your timeline and explain the holidays.

Frequently Asked Questions About Our Business Days Calculator

What is a business days calculator and how does it work?

A business days calculator counts the number of working days between two dates after subtracting weekends and optional regional holidays.

What’s the difference between business days and calendar days?

Calendar days count every day on the calendar. Business days typically exclude Saturdays, Sundays, and public holidays.

How are “observed” holidays handled?

When a holiday falls on a weekend, many regions observe it on an adjacent weekday (e.g., Monday). Turn on “Use observed rules” to exclude it.

Can I add my own company or local holidays?

Yes. Use Custom holidays to add dates like company shutdowns, local bank holidays, or events.

How do I calculate the next business day from a given date?

Set the same date for Start and End, then click a preset like Next 7 days and adjust until you find the first non-weekend date.

How do I handle Net 15 / Net 30 / Net 60 payment terms?

If your agreement specifies business days, count forward using our tool with weekends/holidays excluded.

What’s the best way to schedule payroll around holidays?

Use the calculator to check if pay dates land on a holiday or weekend. Many teams run payroll one or two business days earlier.

How do business days affect filing legal documents and deadlines?

Courts and agencies often specify business-day rules and observed holidays. Always verify local rules.

How should I use business days for shipping lead times and SLAs?

Many carriers define handling time in business days and exclude weekends/holidays from delivery estimates.

Can I export my business-day results?

Yes. Click Download CSV to export the list of included dates and holiday labels.

Does the calculator account for half-days or regional early closures?

Not automatically. Add local closures as custom holidays so the tool excludes them fully.

Time zones: which one does the tool use?

Dates are interpreted based on your device’s local time zone.

How accurate are the holiday sets?

We follow common public/bank-holiday rules for each region, but local observances can vary.

Can I plan projects by business days (e.g., “15 business days from kickoff”)?

Yes—pick kickoff and target dates to ensure your timeline excludes weekends/holidays.

Is this calculator free to use?

Yes. The tool is free. We may earn a commission from partners if you sign up through our links.

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Meet Your New Deadline Assistant

Stop guessing delivery dates and let smart technology handle your complex global calendars.

How Many Business Days was built to take the headache out of project planning. Whether you’re an entrepreneur, project manager, or freelancer, our tool combines precise calendar math with AI analysis to give you flawless deadline calculations, instantly adjusting for weekends and public holidays across 16 different countries.

01 AI-Powered Insights

Don’t just get a final number. Otis, our smart AI assistant, analyzes your specific timeframe and explains exactly which holidays were deducted and why.

02 Global Holiday Precision

Say goodbye to manual Google searches. We automatically apply official public holidays and observed weekend rules for 16 different countries to keep your deadlines 100% accurate.

03 Fast, Free & Exportable

Calculate your working days without paying a dime or registering. Plus, you can easily download your calendar results as a CSV file or share them directly with your team.

Work Smarter, Plan Better: Our Latest Insights

Stop guessing your deadlines and start optimizing your workflow. Dive into our expert guides on project scheduling, international holiday rules, and time management strategies to keep your team always one step ahead

If the Loan-to-Value Were 90% for a $200,000 Home, What Is the Required Down Payment

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Join thousands of professionals using our AI-powered calculator to plan their schedules with absolute precision.

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Business Days Calculator

How The Business Days Calculator Works In 3 Easy Steps

Choose Your Dates

Set Your Rules

Calculate & Ask Otis

Frequently Asked Questions About Our Business Days Calculator

Meet Your New Deadline Assistant

Stop guessing delivery dates and let smart technology handle your complex global calendars.

Why Choose Us?

01

AI-Powered Insights

02

Global Holiday Precision

03

Fast, Free & Exportable

Work Smarter, Plan Better: Our Latest Insights

If the Loan-to-Value Were 90% for a $200,000 Home, What Is the Required Down Payment?

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