How are business days calculated?

Business days are weekdays (Monday–Friday). Saturdays and Sundays are excluded. Public holidays are not currently accounted for.

Can I subtract days from a date?

Yes. In Add / Subtract mode, enter a negative number to subtract days. For example, -7 goes back one week from the selected date.

Date Calculator

Calculate the number of days between two dates (including business days and weeks), or add and subtract days from any date. Supports business-days-only mode.

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Start Date

End Date

Frequently Asked Questions

How are business days calculated?

Business days are weekdays (Monday–Friday). Saturdays and Sundays are excluded. Public holidays are not currently accounted for.
Can I subtract days from a date?

Yes. In Add / Subtract mode, enter a negative number to subtract days. For example, -7 goes back one week from the selected date.