📅 Date Difference Calculator
Find the number of days, weeks, months, and years between two dates. Also add or subtract days from a date.
Days Between Two Dates
Add or Subtract Days from a Date
Frequently Asked Questions
How many days until a future date?
Enter today's date as the start date and your future date as the end date. The calculator will show the exact number of days remaining.
How do I calculate my age in days?
Enter your birth date as the start date and today as the end date. The result shows your exact age in days, weeks, and months.
What date is 90 days from today?
Use the "Add days" calculator above. Enter today as the start date, select "Add", and enter 90 days to get the exact future date.