Working Days Calculator
Count working days (Mon–Fri) between two dates, or add working days to a date skipping weekends.
Calculate business days between two dates (Monday-Friday), count weekends, estimate working hours and add N working days to a date. Useful for project planning, payroll and deadlines.
Weekends (Sat/Sun) excluded; public holidays vary by country — subtract manually.
Working days between dates
Add working days to a date
How to use the Working Days Calculator
- Choose the start and end dates.
- See working days, weekend days and total hours at a glance.
- Use the add-days mode to find the date N working days from now.
Frequently asked questions
How do I calculate working days between dates?
Pick the two dates above — weekdays are counted and weekends excluded.
Does it skip public holidays?
It excludes weekends. Public holidays vary by country, so subtract those manually for exact counts.
How many working hours in a day?
The tool assumes an 8-hour day by default; you can adjust it.
If I add 1 working day to Friday, what do I get?
Monday — weekends are skipped automatically.