Add or subtract days from a date — find out what date falls a number of days from today (or from any starting date).
Leave empty to use today
This date calculator answers questions like “what is 90 days from today?” or “what date is 30 days before my deadline?”. It counts every calendar day — weekends and holidays included — and works forward or backward from today or any starting date you choose.
If the date you land on is worth remembering, turn it into a live countdown and get reminders as it approaches.
Enter the number of days, choose “after” or “before”, and leave the starting date empty to use today. The result date appears instantly.
Yes — set a starting date and the calculator adds or subtracts your number of days from that date.
This tool counts every calendar day, including weekends and public holidays.
Common uses include deadlines (“90 days from today”), return windows, notice periods, due dates and project planning.