๐งฐ Free Date Calculator
Find calendar days between dates, add or subtract days, and count weekdays. Public holidays are not included.
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How to Calculate Dates
Pick a start date and either an end date (to count days between) or enter a number of days to add. The calculator works instantly.
Example: Monday, September 1 to Monday, September 8, 2025 is 7 calendar days and 5 weekdays when weekends are excluded.
Common uses:
- Count down to an event or deadline
- Calculate project durations and delivery dates
- Find out how many days until a vacation or appointment
- Add billing cycles or subscription renewal dates
This calculator counts calendar days and weekdays only. It does not account for public holidays or determine a legal, billing, or contract deadline.