Days between dates, calculated exactly.

Set two ISO dates and make the inclusive-end choice visible.

Date range

Start date

End date

Include the end date

Shift start date

days

Result

Date breakdown

text
Calendar days: 31
Complete weeks + days: 4 + 3
Weekdays: 23
Weekend days: 8
Shifted forward: 2026-07-15

Processed locally — inputs and results stay in this browser tab. Copy and download actions run only when you choose them.

More DateSpan tools

Know the exact distance between two dates.

Calculate the exact number of days, weeks, weekdays, and weekends between two dates, plus forward and backward date shifting, without local-time drift.

Open

Business days calculator for clear schedules.

Count weekdays and weekend days between two dates for schedules and delivery windows.

Open

Count dates without hidden assumptions.

Understand inclusive ranges, reverse ranges, leap years, weekdays, and date shifting.

Open

DateSpan privacy

How DateSpan processes date values locally.

Open

Reading the result

The week total shows complete seven-day groups plus remaining days. Weekday counts do not account for regional public holidays.

DateSpan

Count spans, working days, and date shifts with calendar clarity.

Tools

Home Days between dates, calculated exactly.Business days calculator for clear schedules.

Information

Privacy Terms Contact