Add or subtract days from a date
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Positive adds · negative subtracts
On this device · not sent or stored
Resulting date
Choose a start date and enter a signed whole-day offset.
Method & limits
- Positive whole numbers add days; negative numbers subtract days.
- Moves calendar days only; no holidays, business-day or deadline rules.
- Supported dates are 0001-01-01 through 9999-12-31.