Date Calculator
Calculate the number of days between dates, add or subtract time from a date, and find future or past dates quickly with our free date calculator.
Date Calculator
Days Between Dates
Add Days to Date
How It Works
This calculator allows you to:
- Find the number of days between two dates
- Add a number of days to a specific date
It calculates the difference using standard date calculations based on milliseconds.
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FAQs
How do you calculate days between dates?
The calculator subtracts the start date from the end date and converts the result into total days.
Can I include weekends in the calculation?
Yes, this calculator includes all days. For business days only, use a working days calculator.
Can I add or subtract days from a date?
Yes, simply enter a date and the number of days to calculate a future or past date.
Why is my result negative?
This happens when the end date is earlier than the start date.
How many days are in a year?
There are typically 365 days in a year, or 366 in a leap year.