Sometimes you need to know exactly how many days have passed between two events: vacation, business trip, contract expiration, or waiting for an important date. Calculating in your head can lead to mistakes. Our calculator does this accurately and quickly.
What you can use the date calculator for
- Deadline tracking- know exactly how many days are left
- Vacation planning- calculate the number of vacation days
- Contract terms- when does the lease, subscription, or warranty end
- Age calculation- how many days you've lived or your loved ones have
- Projects and deadlines- precise count of working and calendar days
- Historical events- how many years ago an event occurred
How to calculate the difference between dates
- Select the start date
- Select the end date
- Specify whether to include the end date in the calculation
- Get the result: days, weeks, months, years
What the calculator shows
| Days | Total number of days between dates |
|---|---|
| Weeks | Number of full weeks |
| Months | Number of full months |
| Years | Number of full years |
| Working days | Excluding weekends (optional) |
Calculation examples
Vacation: March 15 to April 10 = 26 calendar days (19 working days).
Contract term: January 1, 2024 to December 31, 2024 = 365 days.
Age: born January 1, 2000, today May 4, 2026 = 26 years 124 days.
Why it's convenient
- Accurate calculation- accounts for leap years
- Flexible settings- include/exclude end date
- Different formats- days, weeks, months, years
- Free- no registration or limits
FAQ
How to find out how many days have passed since my birth?
Enter your birthdate and today's date. The calculator will show your exact age in days.
Does the calculator account for leap years?
Yes, all calculations account for leap years and different month lengths.
Can I count only working days?
Yes, the results show both calendar and working days.
How to calculate how many days are left until an event?
Enter today's date and the event date. The result will show the number of remaining days.