How to Use:

• Date Difference Tab: Calculate the number of days between two dates
• Add/Subtract Dates Tab: Add or subtract years, months, and days from a date
• Select dates using the date picker or type them in (YYYY-MM-DD format)
• Click the “Calculate” button to see the result
• Use the “Clear” button to reset the inputs
• On mobile devices, the calculator adjusts to fit your screen