Date Difference & Business Days Calculator

Calculadora de Diferença de Datas e Dias Úteis

Calculate the exact duration between two dates in days, weeks, months, and years. Count business days excluding weekends and regional public holidays. Add or subtract time from any date. Find the Nth business day from a starting date. All calculations update instantly.

Como usar

Pick a start and end date to see the full breakdown — calendar days, weeks, months, business days, and weekends. Switch to the Business Days tab to factor in regional holidays (US Federal, UK Bank Holidays, or Australian Public Holidays). Use the Add/Subtract section to calculate a future or past date from any starting point. The Nth Business Day finder tells you exactly when a deadline falls accounting for weekends and holidays.

Características

• Date Difference — Total calendar days, weeks and remaining days, months and days, years/months/days breakdown, weekend count, and business day count between any two dates.
• Business Days Calculator — Count working days between dates, excluding weekends and optional regional holidays. Configurable weekend days (Sat/Sun default, or Fri/Sat for Middle East schedules).
• Regional Holiday Presets — US Federal holidays, UK Bank Holidays, and Australian Public Holidays pre-loaded for 2025–2027. Holidays falling within your date range are listed individually.
• Add/Subtract from Date — Add or subtract days, business days, weeks, months, or years from any date to find the resulting date and day of week.
• Nth Business Day Finder — Find the exact date of the Nth business day forward or backward from a starting date, accounting for weekends and holidays.
• Cálculo em Tempo Real — All results update instantly as you change any input. No buttons to click.