Days Between Dates Calculator
Online day counter between dates. Enter a start date and an end date to find out how many days there are between them. Just pick the dates and click Calculate to see the total number of days between the two.
What is a day counter?
A day counter is a tool that calculates the difference between two dates. It is very useful for working out deadlines, time intervals and the length of time between events.
How are the days counted?
The calculation takes the difference between a start date and an end date. The result shows how many days there are between the two dates. The start date itself is not counted, so the result is the number of days you need to add to the start date to reach the end date.
How to calculate the days between two dates
- Pick the start date — Set the starting point of the count.
- Pick the end date — Set the date you want to count up to.
- Calculate the difference — Subtract the start date from the end date to get the total number of days.
Day count example
If the start date is March 12, 2026 and the end date is March 19, 2026, the result is: 7 days.
When to use a day counter
- Calculate deadlines
- Count the days between events
- Plan trips and vacations
- Track periods of time
Frequently asked questions
How do I calculate the number of days between two dates?
Pick the start date and the end date and click Calculate. The total number of days appears instantly.
Does the count include the start date?
No. The result is the difference between the dates, without counting the start date. From March 12 to March 19, for example, there are 7 days.
Can I calculate someone's age in days?
Yes, but the Age Calculator already shows age in years, months and days, plus the total number of days lived.