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Calculate the exact number of days between two dates, plus full weeks, calendar months, Monday-to-Friday days and weekend days.
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start and end
using the Gregorian calendar
days, weeks and weekends
days = end date − start dateweekdays = all days − Saturdays − Sundayspublic holidays are not deducted in V1Worked example
From 1 January to 31 December 2026, excluding the end date.
You can choose whether the final day should be included.
No. V1 excludes Saturdays and Sundays only because holiday calendars differ by country.
The calculator orders them automatically and returns a positive duration.
Available actions follow the calculator privacy policy. Sensitive inputs are never added to the page URL; an explicitly saved scenario stays local.
No. The calculation runs locally in your browser and is not stored in a database.
Use this date calculator for contracts, projects, holidays and events. It works with whole UTC calendar days, so daylight-saving changes do not alter the result.
