Date calculator

How many days between two dates?

Find the exact difference between two dates in years, months, weeks, and days. Great for ages, project timelines, or countdowns.

Try the calculator

Pick a start and end date to see the difference instantly.

What the results show

The calculator outputs total days plus a calendar-aware breakdown of years, months, and days. This makes it useful for birthdays, anniversaries, and project planning.

Example scenario

If someone was born on June 15, 1995, and today is June 15, 2025, the calculator shows exactly 30 years. For other dates, it provides the remaining months and days as well.

What this means

  • - Age calculations for forms and records
  • - Countdown to events or milestones
  • - Project duration planning
  • - Comparing time between historical dates

What to do next

Use the exact day count when timing payments, deadlines, or legal documents.

FAQ

How does the age calculator work?

It compares two dates and calculates the difference in years, months, days, and total days.

Does it account for leap years?

Yes. The calculator uses actual calendar dates, including leap years and varying month lengths.

Can I use it for countdowns?

Yes. Enter a future date and the calculator will show the time remaining from today.