Days between dates
Find the number of days between two dates for travel plans, billing periods, project timelines, countdowns, and campaign schedules.
Input
Result
Inputs are processed in your browser and are not sent to the server. Privacy by design
How to use
- Enter the date or timestamp value that you want to check.
- Review the result immediately in the result box.
- Copy the output only after confirming the date format and timezone context.
Date logic
The calculator compares the selected start and end dates and returns the absolute calendar-day difference. It is designed for simple elapsed-day checks rather than business-day or holiday-aware schedules.
Examples
- Count days between a project start and launch date.
- Check how many days remain before a trip or event.
- Compare subscription, rental, or campaign periods before writing a note.
FAQ
Are start and end dates included?
This page returns the difference between dates, so same-day dates return 0.
Does it count business days?
No. It counts calendar days and does not remove weekends or holidays.
Can I reverse the dates?
Yes. The result uses the absolute difference.
Why might a contract count differ?
Contracts can define inclusive dates, local time cutoffs, or special business-day rules.
Counting tip
Day counts can look inconsistent when one person includes both endpoints and another counts only elapsed days. Use this page for the elapsed difference between two dates, then write down the rule you need for the final document. For example, hotel nights, subscription days, campaign duration, and legal response periods may all count dates differently. Always label the result clearly.
Accuracy and limits
For billing, contracts, payroll, or legal periods, confirm whether the start date, end date, weekends, holidays, or local time cutoffs should be included. Date rules are often more specific than a simple day difference.