About This Calculator
This calculator calculates the number of full months and remaining days between two dates. The start date is pre-filled with today’s date for convenience.
How It Works
- Select a start date (default is today).
- Select an end date.
- The calculator computes the number of months and remaining days using the formula:
Months = (EndYear − StartYear) × 12 + (EndMonth − StartMonth)
Days represent the leftover days after full months are subtracted.
Frequently Asked Questions
How are months calculated?
By counting full calendar months between the two dates, regardless of day count in each month.
Why are days shown separately?
To indicate the number of days remaining after full months have been accounted for.
Can I use it for both past and future dates?
Yes, it supports any valid date range.