Date & Time
Durations, ages, time zones and timestamps.
15 tools
Time converterSeconds, minutes, hours, days, weeks, months and years.Days between two datesExact span between two dates: days, weeks, months, years and business days.Age calculatorYour exact age in years, months and days — and when your next birthday lands.Add or subtract daysWhat date is 45 days out? Add or subtract days, weeks, months or years.Weekday of a dateWhich weekday a date fell on, plus ISO week and day of the year.Business days between datesCount the working days in a period, choosing which days you work.Unix timestamp converterTimestamp ↔ readable date, in seconds or milliseconds, UTC and local time.Time zone converterWhat time is it there when it is 3 pm here? Perfect for scheduling a meeting.Worked hours calculatorTotal hours in a day including breaks, in decimal form and as pay.Time calculatorAdd or subtract h:min:s durations without getting it wrong.Leap year checkerIs this year a leap year? And the next ones?Week numberThe ISO week of a date, plus that week's start and end dates.Timer and countdownAn accurate timer with an audible alarm, for cooking, sport or work.StopwatchTime something to the hundredth of a second, with laps.Administrative deadline calculatorWhen does a notice period, cooling-off window or response deadline expire?