Days Between Dates

Calculate the exact number of days between two dates. Useful for tracking project durations, rental periods, age calculations, and any date difference needs.

Include End Date
Calculation Method

Frequently Asked Questions

Does the count include both the start and end dates?
By default, the start date is included and the end date is excluded. To include both dates, add 1 to the result.
Can I see the result in weeks or months?
Yes, the result is shown in days along with conversions to weeks, months, and years for your convenience.
Are leap years accounted for?
Yes, the calculator accurately accounts for leap years, including February 29th, in all date difference calculations.
2026 calendar data