Business days calculator
Count working days (Mon–Fri) between two dates, or add and subtract business days to a date — weekends and your own holidays are skipped. Nothing is uploaded.
Start date
End date
Start date
Business days
Direction
Also skip these datesOne date per line, format YYYY-MM-DD (optional).
0Working days
0Total days
0Weekend days
0Holidays skipped
—Result date
Everything runs in your browser. No upload, no sign-up.
How it works
STEP 1
Pick a mode
Count working days between two dates, or add business days to a start date.
STEP 2
Add your holidays
Optionally list dates to skip (one YYYY-MM-DD per line) on top of weekends.
STEP 3
Read the result
Working days, weekends and holidays — or the resulting date — update instantly. All private.