Date Calculator
Count days between two dates — or find the date N days from now.
- Processed locally — your files never leave your device
- Free, no sign-up
- No file limits
How to use Date Calculator
- 1
Choose “Days between dates” or “Add / subtract”.
- 2
Pick the dates or the amount to add.
- 3
Read the result instantly.
Features
- Working daysCounts Monday-to-Friday days between two dates.
- Months & yearsAdd months or years with correct month-end handling.
- Weekday shownSee which day of the week the result falls on.
Frequently asked questions
Is the end date counted?
Not by default. Turn on “Include the end date” to count both ends.
What is Jan 31 + 1 month?
Feb 28 (or 29 in a leap year) — the day is clamped to the month's length.
Is it free?
Yes.