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Working Days Calculator

A working days calculator is a free online tool that counts the number of business days between two dates β€” excluding weekends and any holidays you specify.

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Weekend days

Default: Sat-Sun. For Middle East, try Fri-Sat.

Custom holidays (optional)

Pick both dates to see the working days count.

All calculations run in your browser. Nothing is saved or uploaded.

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How to use Working Days Calculator

  1. Pick start date β€” Choose the first date (e.g., project start).
  2. Pick end date β€” Choose the second date (e.g., project deadline).
  3. Add holidays (optional) β€” Enter any public holidays to exclude them.
  4. See working days β€” View business days, weekend days, and total days.

Key features

  • Counts business days (Mon-Fri)
  • Excludes custom holidays
  • Shows weekends separately
  • Custom weekend days (e.g., Fri-Sat for Middle East)
  • Instant results
  • Free, no signup
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Why Count Working Days?

Calendar days and working days are very different. A project that takes '30 days' is not the same as '30 working days' β€” one is about 4 weeks, the other is 6 weeks. Contracts, SLAs, legal deadlines, and business plans often specify working days. Getting the count wrong can mean missed deadlines, penalty clauses triggered, or projects running over budget. A working days calculator removes the risk of manual error.

Common Use Cases

Legal deadlines β€” many contracts specify 'X business days' for notice periods. Project planning β€” estimating realistic timelines excluding weekends. HR β€” calculating leave balances (most companies count leave in working days). Logistics β€” delivery windows in business days. Banking β€” interest calculations for loans use business days. Government filings β€” tax and compliance deadlines usually specify working days. Any of these become trivial with a working days calculator.

Weekend Variations Worldwide

The traditional Saturday-Sunday weekend applies in most of Europe and the Americas. But many countries use different weekends: Middle East (Saudi Arabia, UAE, Egypt) uses Friday-Saturday. Israel uses Friday-Saturday. Some countries (Iran, Afghanistan) use Thursday-Friday. India is unusual β€” most businesses follow Saturday-Sunday, but government offices often use Sunday only. Our tool lets you customize the weekend days so it works for any country.

Handling Public Holidays

Public holidays vary by country, state, and sometimes religion. India has about 15-20 national and state holidays per year, but they're not uniform across states. For international projects, you may need to exclude holidays in multiple countries. Our tool lets you specify exact holiday dates so the calculation stays accurate. For long projects (6+ months), remember that new holidays may be announced β€” recalculate periodically.

Pro tips

  • Always confirm which weekend days apply in your country/region
  • For international projects, exclude holidays in all relevant countries
  • Add buffer days for unexpected delays
  • Recalculate if holidays change mid-project

Common use cases

  • Legal deadlines and contract terms
  • Project timeline estimation
  • Leave balance calculation
  • Delivery window calculation
  • Compliance and filing deadlines
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Frequently asked questions

What counts as a working day?+

By default, Monday through Friday. Many Middle Eastern countries use Sunday-Thursday. Our tool lets you customize which days are weekends.

Can I exclude holidays?+

Yes β€” add any dates as holidays and they'll be excluded from the working days count.

What's the difference between working days and business days?+

None β€” they mean the same thing. Both refer to days when businesses typically operate (Monday-Friday, excluding holidays).

Can I count working days in the past?+

Yes β€” pick any two past dates.

Is it free?+

Yes, 100% free.

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