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FREE ONLINE CALCULATOR

Date Difference Calculator

Choose two calendar dates to count elapsed days, inclusive calendar days and exact Monday–Friday weekdays.

Free to use No signup Works in your browser
FREE ORENVU TOOL

Date Difference Calculator

Weekdays count Monday to Friday, including both dates. Public holidays are not subtracted.

Time between dates364

elapsed calendar days

Weeks elapsed52
Calendar hours (24h/day)8,736
Weekdays (both dates)261
Calendar days (both dates)365
HOW IT WORKS

Use the date difference calculator in seconds

The tool compares complete calendar dates using UTC to avoid daylight-saving errors. Elapsed days exclude the start date. The inclusive calendar-day and weekday totals include both dates; weekdays mean Monday through Friday and do not subtract public holidays.

WORKED EXAMPLE

Date Difference Calculator: an example

January 1 to January 8, 2026 is seven elapsed days, eight inclusive calendar days and six Monday–Friday weekdays.

FREQUENTLY ASKED QUESTIONS

Date Difference Calculator FAQ

Does the calculator include both dates?

The main result measures elapsed days. A separate result includes both the start and end date.

Does daylight saving affect the result?

No. Calendar dates are compared using UTC.

How are weekdays counted?

The weekday total includes the start and end dates when they fall Monday through Friday. Saturdays and Sundays are excluded; public holidays are not subtracted.

Can I calculate past date ranges?

Yes, as long as the end date is on or after the start date.

COMMON USES

What you can do with this tool

01

Count days between two dates

02

Count Monday–Friday weekdays between two dates

03

Find an inclusive calendar-day total