Business Days Calculator
Count the number of business days between two dates, or add/subtract business days from a date, right in your browser. Excludes weekends and any custom holidays you add. Nothing is sent to a server.
Two modes
Count business days between two dates, or add (or subtract) a number of business days starting from a date.
Custom holidays
Add specific dates to exclude from the count, such as public holidays or company closures.
Optional Saturday
Toggle whether Saturday counts as a business day, since this varies by country and industry.
Common Mistakes to Avoid
Forgetting to add relevant public holidays
Solution:
Add any known holidays in your custom holidays list before relying on the count for scheduling.
Assuming Saturday is always excluded
Solution:
Some industries count Saturday as a business day — check the "Count Saturday" option to match your context.
Frequently Asked Questions
No — add any holidays you want excluded manually in the custom holidays list, since holidays vary by country and region.
Yes — enter a negative number in "Add Business Days" mode to count backward from the start date.
Two modes
Count business days between two dates, or add (or subtract) a number of business days starting from a date.
Custom holidays
Add specific dates to exclude from the count, such as public holidays or company closures.
Optional Saturday
Toggle whether Saturday counts as a business day, since this varies by country and industry.