Date Difference Calculator
Count the exact time between two dates — in days, weeks, months and years.
Difference
—
| Total days | 0 |
| Total weeks | 0 |
| Total months (approx) | 0 |
Advertisement
How it works
Enter a start and end date and the calculator returns the full difference broken into years, months and days, plus the totals in days and weeks. Leap years and varying month lengths are handled automatically.
Common uses
- Count days until a deadline, event or holiday.
- Work out how long ago something happened.
- Calculate notice periods or project durations.