Add or subtract days
Add or subtract days, weeks, months or years from a date to find the resulting day, with an option to count working days only. Handy for deadlines.
How to add or subtract days
- Pick the start date (today by default).
- Choose "Add" or "Subtract", enter a number and pick days, weeks, months or years.
- The resulting date appears right away, with the weekday and how far it is from today.
Frequently asked questions
The last day of February (28th, or 29th in a leap year), as February has no 31st. Adding months or years keeps the same day of the month when it exists, otherwise uses the last day.
It counts Monday to Friday and skips weekends — for deadlines given in business days. Public holidays are not taken out, so add them yourself.
No. Today plus one day is tomorrow. If your rule counts the start date too, enter one day less.
Use the "Date difference calculator": pick two dates to see how many days, weeks, months and years apart they are.
It is completely free and needs no sign-up.
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