Days Between Dates Calculator
Calculate the number of days between two dates instantly.
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How it works
1.
Enter Start Date
Select the first date.
2.
Enter End Date
Select the second date.
3.
See Difference
Get the difference in days, weeks, months, and years.
Common use cases
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Project Planning
Calculate project duration or time remaining.
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Event Countdown
Count days until a wedding, vacation, or deadline.
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Age Calculation
Calculate time between any two dates.
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Legal & HR
Calculate notice periods, contract durations, or employment length.
Frequently asked questions
Does it account for leap years?
Yes. The calculation accounts for the actual number of days between dates, including leap years.
Can I calculate future dates?
Yes! Use any combination of past, present, or future dates.
Is my data stored?
No. All calculations happen in your browser.