Working Days Calculator

Count business days between two dates, optionally skipping weekends and custom holidays. Fully client-side.

Start date

End date

Exclude Saturday Exclude Sunday

Holidays (optional)

Comma-separated dates to exclude, e.g. 2026-01-01, 2026-12-25

Working days

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Example

Mon 2026-01-05 → Fri 2026-01-09 with Sat/Sun excluded → 5 working days (inclusive).

Yes, if each end falls on an allowed weekday and is not listed as a holiday.

The range is normalized so the earlier date is the start; the count is the same either way.

Calculate age, days between dates, or add and subtract days from a date.