About This Calculator
This Days Until Calculator helps you count the number of days remaining between today (or any start date) and a target end date. It's useful for planning events, setting deadlines, or creating countdowns.
How to Use
- Enter or confirm the start date (default is today)
- Select the end date
- The tool calculates the difference in milliseconds
- Converts milliseconds to full days
- Includes both start and end dates in the final count
Start date must not be later than end date.
Frequently Asked Questions
Are both dates included?
Yes, the calculation includes both the start and end date.
Can I set today as the target date?
Yes. If start and end dates are the same, the result will be 1 day.
Does it work across different years?
Yes, the calculator supports both same-year and cross-year dates.