How do I calculate a business day deadline?

Enter your start date, the number of business days allowed, select your country, and click Calculate. The tool finds the exact deadline date by counting only working days and skipping weekends and public holidays.

Can I use this for legal deadlines?

Yes. This calculator is suitable for estimating legal and court filing deadlines in business days. Always confirm the specific rules with a legal professional, as some jurisdictions have unique deadline calculation rules.

What counts as a business day for deadlines?

A business day is any weekday — Monday through Friday — that is not a public holiday. Saturdays and Sundays never count. Public holidays vary by country and are excluded automatically when you select your country.

Does the deadline calculator support different countries?

Yes. Select your country from the dropdown to apply the correct public holiday schedule. The calculator supports over 100 countries.

How do I calculate my notice period end date?

Enter the date you gave notice, select your notice period length in weeks or days, choose your country, and click Calculate. The tool adds the correct number of working days and shows your last working day.

Does notice period include weekends?

It depends on your contract. Most employment contracts specify working days only. This calculator counts business days by default, excluding weekends and public holidays.

What is a standard notice period?

Notice periods vary by country and seniority. Common lengths are 1 week for junior roles, 4 weeks (1 month) for most employees, and 3 months for senior or executive positions. Always check your employment contract.

Do public holidays count during a notice period?

Public holidays generally do not count as working days in a notice period. This calculator excludes them automatically when you select your country.

How do I subtract business days from a date?

Enter your end date, type the number of business days to subtract, select your country, and click Calculate. The tool counts backwards through working days only, skipping weekends and public holidays.

Why would I need to subtract business days?

Common uses include finding the start date of a project given a deadline, calculating when a process must begin to meet a due date, and working out backdated business dates for contracts or legal purposes.

Does this calculator exclude public holidays?

Yes. Select your country and the calculator will exclude all national public holidays as well as weekends when counting backwards.

How do I add business days to a date?

Enter your start date, type the number of business days you want to add, select your country, and click Calculate. The tool skips weekends and public holidays to give you the correct end date.

What is 10 business days from today?

Use the Add Business Days calculator, set today as your start date, enter 10 as the number of days, and select your country. The result will show the exact date 10 working days from now.

Do public holidays affect the result?

Yes. When you select your country, the calculator excludes all public holidays in addition to weekends. This gives you an accurate business day count.

Can I use this for delivery or project deadlines?

Yes. This calculator is commonly used to find delivery dates, contract deadlines, and project milestones by adding a set number of working days to a start date.

How do I calculate business days between two dates?

Enter your start date and end date into the calculator, select your country, and click Calculate. The tool counts all weekdays between the two dates and subtracts any public holidays in your selected country.

Does the calculator include public holidays?

Yes. Select your country from the dropdown and the calculator automatically excludes public holidays for that country using up-to-date holiday data.

Are weekends counted as business days?

No. Saturdays and Sundays are never counted as business days. Only Monday to Friday are included, minus any public holidays.

Which countries does the calculator support?

The calculator supports over 100 countries. Select your country from the dropdown menu to apply the correct public holiday schedule to your calculation.

Working Days Calculator — Contact WorkingDaysCalc — Fast, Accurate Support in 2 Days

Contact WorkingDaysCalc — woman using working days calculator on laptop in office

Have a question about our working days calculator tools? Found an error in a public holiday calendar? Send us a message and we get back to you within 2 business days.

Working Days Calculator — Get in Touch

Every message sent through this page gets read. Spotted a bug, found an incorrect public holiday, or want a new feature added to the working days calculator? Fill in the form below with your name, email address, and message.

What to Contact Us About

Our team handles these directly: incorrect public holiday dates, requests to add new countries, bug reports, calculation errors, suggestions for new calculator tools, general questions about how the calculators work, and partnership or advertising enquiries.

Response Time

We respond to all messages within 2 business days. Messages sent on weekends or public holidays are picked up on the next working day. For urgent queries, the FAQ section on each calculator page covers the most common questions.

Before You Contact Us

Check the calculator pages first. Most questions about how the working days calculator works are answered in the FAQ section on each tool page. If your question is about a specific country’s public holidays, check that country’s calculator page for the full holiday list.

Working Days Calculator — Common Questions We Receive

The most common messages ask about adding new countries, correcting public holiday dates, and requesting new calculator types. Before sending a message, check the FAQ on the relevant page — the business days between dates, add business days, subtract business days, and notice period pages all have detailed FAQ sections.

Reporting a Public Holiday Error

Public holiday dates change. Governments add commemorative holidays, move existing ones, or cancel them. If you spot an incorrect date in any of our working days calculator tools, tell us the country, the holiday name, the date showing, and the correct date. We update verified corrections within 30 days.

Suggesting a New Calculator Tool

We build new tools based on user demand. If there is a working days calculation you run regularly that the site does not yet cover, describe it in your message. Include the country, the industry context, and how the calculation works. We review every suggestion and prioritise the ones with the highest demand.

Privacy and Your Message

Messages sent through this form are used only to respond to your enquiry. We do not store your details beyond the response thread, share your information with third parties, or add you to any mailing list without your consent. For full details see our Privacy Policy.

We Are Here to Help

WorkingDaysCalc is built and maintained by a small team that uses these tools daily. When something is wrong we want to know immediately. Your feedback shapes what gets built next. Send us a message — we read every one.

Our Calculator Tools

Use our free working days calculator tools to count business days between two dates, add business days to any start date, subtract business days from a deadline, calculate your notice period end date, or find a project deadline fast. Every tool runs in your browser with no sign-up and no data stored. Select your country to exclude the correct public holidays automatically. Results are instant and always free.

Wrong Result? We Fix It Fast

If a calculation looks wrong, do not move on. Business day errors compound — one wrong date shifts every subsequent deadline in a project. Send us the date range, the country, and the result you got. We verify it against our holiday data and correct it within 30 days. One message from you protects every other user running the same calculation.