Date Calculator
Calculate the number of days, weeks, and months between two dates, or add/subtract days from a date.
Days Between Dates
869
Days
124
Weeks
28
Months
Add / Subtract Days
Resulting Date
Thursday, June 18, 2026
How to Use the Date Calculator
Our free date calculator provides two tools: calculate the difference between two dates, or add/subtract days from a given date. Use it for project planning, countdown tracking, or any date arithmetic.
Date Calculator FAQ
How do I calculate days between two dates?▼
Enter your start date and end date in the calculator above. It will instantly show the difference in days, weeks, and months between the two dates.
Does the date calculator account for leap years?▼
Yes, our date calculator correctly handles leap years and varying month lengths when calculating date differences.
Can I add or subtract days from a date?▼
Yes, use the "Add/Subtract Days" section below to add or subtract any number of days from a given date.