Date Difference Calculator
CalculatorsFind the number of days between two dates.
Result
What is Date Difference Calculator?
Date Difference Calculator counts the days between two dates, with optional business-day counting.
How to use Date Difference Calculator
- 1 Pick the start and end dates.
- 2 Read the difference in days, weeks, and months.
- 3 Enable business days if needed.
Supported formats and limits
- Input: two dates
- Output: days, weeks, months, years
- Runs in your browser
Common uses
- Count the days between two dates.
- Plan a deadline or countdown.
- Calculate duration for a project or event.
Things to know
- It does not include business-day or holiday logic.
- Time zones are not considered — dates only.
Privacy and file handling
Calculations run in your browser.
Frequently asked questions
Are both end dates included?
The difference is calculated between the two dates; the tool notes whether the end date is included.
Can I include the end date in the count?
Yes. You can choose whether the end date counts as a full day.
Does it count business days?
It calculates the difference in calendar days; to get working days, exclude weekends from the result.
Is anything uploaded?
No. It runs in your browser.
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