Days Between Dates Calculator
Calculate the exact number of days between two dates instantly. This tool is useful for project timelines, event planning, legal deadlines, billing periods, and simple date comparisons.
Result
Instant day difference between your selected dates.
Total days
0
Signed difference
0
Weeks and days
0 weeks, 0 days
Direction
Same day
From 18 April 2026 to 18 April 2026, the difference is 0 days.
Helpful notes
- Use “include both dates” when you want a full calendar count that includes the first and last day.
- Signed difference shows whether the end date is ahead of or before the start date.
- This tool is useful for planning, deadlines, travel duration, contracts, billing cycles, and project tracking.
What does this tool calculate?
This calculator measures the number of days between a start date and an end date. You can also choose whether to include both dates in the total count.
Common use cases
Use it for contracts, due dates, project schedules, travel plans, leave calculations, subscriptions, academic terms, and event countdown planning.