Date Interval
Show the gap in years, months, days and workdays.
⇹Date Interval
All processing happens locallyWhat this tool does
Date Interval is a date interval tool that breaks the gap into years, months and days, all calculations use your device clock and local time zone, refreshed instantly with no network lookup.
Saying "3 years 2 months 15 days" matches intuition better than "1168 days". Business day counts help with scheduling estimates.
How to use it
- Paste or type your content into the input field at the top, or press the sample button to load demo data.
- Adjust the options below the input, such as output format, separators, letter case or precision.
- Press the main button to run the conversion. Results appear instantly in the output panel without a page reload.
- When the result looks right, use the copy button in the corner, or download it as a local file.
Tips and notes
Clean up stray spaces and line breaks before pasting for more accurate results.
FAQ
Monday to Friday only, without excluding public holidays, so check the official calendar for real schedules.
The total is end minus start, excluding the start day.
Yes. The tool is completely free with no usage limits, and you never need an account or a sign-in.
No. All processing runs locally in your browser, so the input never reaches a server and is never logged or stored.
Yes. The layout is mobile-first, so inputs and buttons stay comfortable on phones and tablets in both orientations.
Yes. A copy button in the output panel puts the result on your clipboard, and you can also download it as a text file.