Date Calculator - Days Between Dates

Calculate days between two dates, add or subtract days, weeks, months, or years. Supports business days (excludes weekends).

Days Between Dates

Note: Business days exclude Saturdays and Sundays only. Public holidays are not excluded.

Duration
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Total Days
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Weeks
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Weekend Days
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Add or Subtract Time

Result
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Day of Week
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Calendar Week
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ISO Format
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How to Use

1

Calculate Days

Enter start and end dates to find the number of days between them. Enable "business days only" to exclude weekends.

2

Add or Subtract

Add or subtract days, weeks, months, or years from any date. Choose "Business Days" to skip weekends.

FAQ

What are business days?

Business days are Monday through Friday. This calculator excludes Saturdays and Sundays when counting business days. Public holidays are not excluded.

Does this include the start date?

The "Days Between" calculation counts calendar days from the start date to the end date. Both dates are included in the business days count.

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