Date and time
Days Until Date Calculator
Counting days until a future date is useful for deadlines, renewals, launches, travel plans, and project milestones. A date difference calculator makes the count explicit instead of relying on calendar guesses.
Use the free Date Difference CalculatorUse today as the start date
For a simple countdown, set the start date to today and the end date to the future event or deadline.
Check inclusive expectations
Some people count the current day, while calculators usually count elapsed calendar days between dates. Be clear about which count you need.
Convert days into weeks
For planning, a raw day count is often easier to understand when also viewed as weeks.
FAQ
Can I count days until a deadline?
Yes. Use today as the start date and the deadline as the end date.
Does the calculator include today?
It counts the difference between dates, so check your planning context if you need inclusive counting.
Can I use it for past dates?
Yes. It can show whether the end date is before or after the start date.