Date Calculator
Add or subtract days, weeks, months, years and calculate date differences with calendar view.
Calculation Type
Add/Subtract
Date Difference
Business Days
Add or Subtract Time
Start Date:
Operation:
Add
Subtract
Amount:
Days
Weeks
Months
Years
Calculate
Set to Today
Clear
Calculate Date Difference
First Date:
Second Date:
Calculate Difference
Swap Dates
Business Days Calculator
Start Date:
End Date:
Exclude Weekends:
Calculate Business Days
Calculation Results
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Result Date
Calendar View
Quick Calculations
Common Periods
1 Week
1 Month
1 Year
Special Dates
Next Birthday
Holidays
Date Info
Date Info
Week Info
Calculation History