Time Calculators

Business Days Calculator

Count how many workdays there are between two dates. Customize holidays, include Saturdays or Sundays, and plan work deadlines, SLAs, or projects with precision.

Scenarios Analyzed

  • • Deadlines for contracts and legal proceedings.
  • • Project schedules and development sprints.
  • • Calculation of advance notice and vacations.
  • • Service Level Agreements (SLAs).

Related Tools

Para outros cálculos de tempo, confira o Contador de Dias e a Calculadora de Dias Corridos.

Informe feriados nacionais, estaduais ou coletivos para excluí-los da contagem.

Checklist

Lembre-se de incluir feriados locais e recessos empresariais para obter um número de dias úteis mais fiel. Empresas que trabalham aos sábados podem habilitar a opção correspondente.

Difference Between Business Days and Calendar Days

Calendar days count every day of the calendar, including weekends and holidays, without interruption. Business days, on the other hand, traditionally exclude Saturdays, Sundays, and official holidays, focusing only on days of commercial or labor activity. This distinction is crucial for meeting deadlines in contracts, legal proceedings, and project planning.

Practical Example: Planning a Project

Imagine that a project needs to be delivered in 30 business days from November 1, 2024. Using the calculator, you define the start date, add the holidays in November (All Souls' Day, Proclamation of the Republic) and December (Christmas). The tool will project the exact end date, which will fall in mid-December, very different from simply adding 30 calendar days, which would lead to the beginning of December.

Cautions and Tips

  • Regional Holidays: Always check municipal and state holidays, as they significantly impact local deadlines.
  • Bridge Days and Recesses: Add "bridge" days or year-end recesses as holidays for a more accurate calculation.
  • Union Agreements: Some sectors consider Saturday as a business day. Check the collective agreement and adjust the calculator as needed.

Frequently Asked Questions

Get your questions answered about calculating business days.

Which days are considered business days?+

By default, we consider Monday to Friday. You can enable counting Saturdays and Sundays if your company or work agreement includes these days. Simply check the corresponding options in the calculator.

How to enter holidays?+

Enter the dates in YYYY-MM-DD format, separated by commas. Include national, state, municipal holidays, or internal recesses to obtain an accurate result that is faithful to your schedule.

Does the tool work with inverted dates?+

Yes. The calculator automatically sorts the dates and displays the correct interval, indicating whether the count was made from the past to the future or vice versa, without you having to worry about the order of insertion.

Can I use it to calculate advance notice and SLA?+

Yes. The tool is ideal for this. Enter the period of interest, the holidays involved, and activate the counting of Saturdays if applicable to your contract. This way, you get an accurate estimate for legal deadlines or service level agreements (SLAs).