Workday·Holiday Calculator

Automatically calculates the number of weekdays, weekends, and total days during a specific period. Useful for project duration estimation, workday calculation, and vacation planning.
Start Date
End Date
Total Period 0days
Weekdays (Mon-Fri) 0days
Saturday 0days
Sunday 0days
Weekend (Sat+Sun) 0days
※ Calculation includes both start and end dates.
※ Public holidays are not calculated separately.
※ Actual workdays may vary depending on public holidays and company closures.
⚠️ This calculator is based on South Korean public holidays