Date Calculator
Add or subtract time from a date, or calculate business days between dates.
Result Date
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Day of Week
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Days from Today
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Result Date
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Day of Week
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Holidays Skipped
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How to use
- Choose Add / Subtract to find a date a specific number of years, months, weeks, or days from a starting date.
- Choose Business Days to add or subtract working days (Mon–Fri), with optional US federal holiday exclusion.
- Select + Add or − Subtract to control the direction of calculation.
- Click Calculate Date to see the resulting date and day of the week.
- Use the Today button to quickly set the start date to today.