Days Between Dates Calculator

Calculate the exact number of days between any two dates — perfect for deadlines, events, or planning.

How to Count Days Between Two Dates

Subtract the start date from the end date. Each 24-hour period equals one day. Our calculator handles month lengths and leap years automatically.

Frequently Asked Questions

Does this include the start and end date?
The calculator counts the number of days between the two dates, not including the start date itself.

Can I calculate business days?
This tool counts calendar days. Subtract weekends manually for business day estimates.

How many days until my event?
Set today as the start date and your event date as the end date.