Date Calculator — Add or Subtract Days
Pick a date, add or subtract any number of days, and get the exact landing date with its weekday. No counting on fingers, no month-length mistakes.
—
How to use it
Pick the starting date — today is filled in for you, change it to any day.
Choose add or subtract and type the number of days (or tap a popular jump).
Read the landing date, weekday included — ready to put in a calendar or a form.
The 'in 90 days' question, answered exactly
Visas expire 'within 90 days', warranties run '180 days from purchase', and projects promise delivery 'in 30 days' — but which calendar date is that, and is it a weekend? Months have 28 to 31 days, so finger-counting goes wrong exactly when the answer matters. This calculator uses the real calendar, leap years included, and shows the weekday so you can spot a Sunday deadline before it bites. Looking for the distance between two dates you already have? That is the Days Between Dates calculator.