Age, date differences & durations
Exact age in years, months, days, hours and seconds.
Full difference between two dates with breakdown.
Count exact days between any two calendar dates.
Working days between dates, skipping weekends.
Add or subtract hours, minutes and seconds.
Jump forward or back a set number of days from any date.
ISO-8601 week number and day of year.
Convert between dates and Unix seconds.
We use essential cookies to make the site work. With your permission we also use anonymous-style usage statistics and, if enabled, advertising cookies from Google AdSense. You can change your mind at any time. Privacy Policy