Working Days Calculator
Count working days between dates excluding weekends (Monday-Friday). Free working days calculator for SLA, delivery, and leave planning in your browser.
How to Use
- Enter start date and end date bounding your range.
- Enable Include end day if both boundary dates should count.
- Click Count working days for the Monday-Friday total.
- Review detail for calendar day comparison if shown.
- Copy the count into SLAs, tickets, or HR forms.
Input Field Guide
- Start date
- First date of the range. Weekends within the span are excluded from the tally.
- End date
- Last date of the range. Can be after or before start for magnitude.
- Include end day
- Adds one when the end date should count as a full working day in the total.
Understanding Your Results
The result is the number of weekdays (Monday-Friday) between the dates, respecting the inclusive toggle. Detail may contrast with total calendar days so you see how many weekend days were skipped.
Features
- Monday-Friday working day count
- Optional inclusive end date
- Weekend exclusion without manual tally
- Compare to calendar days in details
- Copy and share support
- Local-only math
Formula & Calculation Logic
Iterate calendar days from start to end, count days where weekday ∈ {Mon..Fri}, add 1 if inclusive and end is a weekday.
Real-World Use Cases
- SLA response times in business days
- HR leave spanning weekdays only
- Shipping estimates excluding weekends
- Sprint onsite day counting
- Regulatory filing windows in weekdays
Practical Examples
Mon 1 Jun to Fri 12 Jun exclusive -> 10 working days.
Mon 8 Jun to Fri 12 Jun inclusive -> 5 working days when end counts.
Benefits
- Instant weekday count without spreadsheet NETWORKDAYS
- Clear inclusive toggle for policy language
- Private for HR and legal dates
- Mobile-friendly date inputs
Tips & Best Practices
- Use business days calculator when public holidays must be excluded too.
- Pair with date calculator to add N working days forward from a start.
- Confirm whether your SLA uses inclusive end dates.
Common Mistakes to Avoid
- Expecting holidays to be excluded-this tool only removes weekends.
- Using calendar day counter for a weekdays-only SLA.
- Forgetting inclusive mode when contracts say through Friday inclusive.
Frequently Asked Questions
Which days count as working days here?
Monday through Friday. Saturday and Sunday are excluded.
Are public holidays excluded?
No. Use the business days calculator to omit custom holidays.
What does include end day do for working days?
It counts the end date as a working day when it is a weekday and inclusive mode is on.
How is this different from business days calculator?
Working days uses fixed Mon-Fri weekends only. Business days adds custom weekend days and a holiday list.
Does a range of only weekend days return zero?
Yes. No weekdays fall inside pure Saturday-Sunday spans.
Can I count working days backward?
End before start reports magnitude; enter chronological dates for clarity.
Is Saturday ever a working day here?
No in this tool. Use business days calculator for alternate weekend patterns.
Are dates uploaded?
No. Counting is local.