Date Difference Calculator

Count days, weeks and weekdays between two dates. Free to use online with no sign-up. Fast and mobile-friendly. Get quick results on any device.

Useful for deadlines, project durations, notice periods and travel planning.

Example

A 30-day date gap is about 4.3 weeks; weekdays are counted separately.

Frequently asked questions

Is the date difference calculator free to use?: Yes. The tool is free to use and does not require an account.
Is my input stored?: For browser-based tools, your input stays on your device. The URL shortener is the exception because short links must be stored to redirect later.