Date Difference
Enter two dates to calculate the difference.
Date difference
0 days
Calendar days between dates
Worked example
With the default inputs shown below, this calculator returns the following results:
| Input | Value |
|---|---|
| Start date | 2026-10-31 |
| End date | 2026-11-30 |
| Include end date? | No — count from start to end |
| Result | Value |
|---|---|
| Date difference | 30 days |
Values shown are produced by this page in your browser; change any input to update them.
How to use the Date Difference
- Start date — default 2026-10-31
- End date — default 2026-11-30
- Include end date? — default No — count from start to end
- Press Calculate to update the results instantly.