Date Add / Subtract Calculator
Add or subtract calendar durations, calculate intervals between two dates, and compute business day deadlines
Calculated Target Date
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—
Total Net Days Shifted
0 Days
Across full calendar
Day of the Year
Day 0 of 365
Standard Year
ISO Week Number
Week 0
ISO-8601 calendar standard
Workdays in Window
0 Business Days
Excludes Mon–Fri weekends
Total Calendar Difference
—
0 Total Days
Total Weeks & Remainder
0w 0d
7-day cycles
Working / Business Days
0 Days
Monday through Friday
Weekend Days
0 Days
Saturday & Sunday
Total Hours
0 Hours
0 Minutes
Skips Saturday & Sunday automatically
Target Deadline Date
—
—
Calendar Days Spanned
0 Days
Elapsed real-world time
Weekend Days Bypassed
0 Days
Non-working days skipped
Workweek Count
0.0 Weeks
Full and partial sprint cycles
Workday Ratio
0.0%
Working vs calendar duration