Whose “today”
The date is computed from the calendar date in effect when the page runs in your browser. It is not a server timezone conversion for a federal deadline.
Today plus N days
The calendar date that is N days from today, or N days ago. Weekends still count; this is not business days.
Your numbers
Resulting calendar date
2026-10-13TuesdayMethod days-from-today-v1.0.0Data Manual inputs / fixed rules
Guide
The result is a calendar date N days from today, or N days ago. Weekends count. For workdays, use the business-days calculator.
The date is computed from the calendar date in effect when the page runs in your browser. It is not a server timezone conversion for a federal deadline.
Type 30. The weekday is included. If you need to skip weekends and federal holidays, switch tools.
Results are for information. They are not legal, tax, medical, or financial advice. How the math is maintained · Report a wrong figure.
Rounding, versioning, and omissions that sit beside the guide rather than repeating it.
Calculation receipt
This answer is arithmetic on what you enter. No outside dataset is involved, so nothing here can go out of date.
Adding days to a date is calendar arithmetic.