Free Online Date & time Tools · Page 2
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Date & time
13–20 / 20ISO week date to calendar
Convert an ISO week-year, week and weekday into a Gregorian date.
Nth weekday of a month
Find the first through fifth, or last, occurrence of a weekday in a month.
Recurring date list
Generate daily, weekly or monthly dates; monthly dates stay anchored to the original day with month-end clamping.
Date display formats
Render an unambiguous ISO date in US, day-first, compact and English weekday formats.
Julian day converter
Convert UTC timestamps and astronomical Julian dates (noon-based); numeric Julian results use 12 significant digits.
Timesheet hours
Total clock-time shifts from start,end,unpaid-break-minutes rows; optional overnight shifts, no DST adjustment.
Meeting availability overlap
Intersect two availability windows using ISO timestamps with explicit offsets.
Gregorian Easter date
Calculate Western Easter Sunday for Gregorian years 1583–4099 using computus.
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