Days Between Dates Calculator

Calculate exact calendar days, weeks, months, and business days between any two dates.

Loading interactive Days Between Dates Calculator interface...

How to Use Days Between Dates Calculator

  1. Choose start date and end date
  2. View total days, weeks, business days (excluding weekends), and duration breakdown.

Technical Specifications & Formula

Days = (End Date - Start Date) / (1000 × 60 × 60 × 24). Business days loop through each date excluding Saturdays and Sundays.

Frequently Asked Questions

Can I include or exclude the end date?

Yes, a toggle allows including both start and end days in the calculation.

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