Date calculator
Add or subtract days from a date, or calculate the number of days between two dates.
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day(s)
Tuesday, November 10, 2026
→
30 days between these two dates
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How to use the date calculator
The first mode adds or removes a number of days from a starting date to find the resulting date. The second mode calculates the exact number of days between two dates — useful for a project countdown, an age, or a length of stay.
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