Free date and time calculators
These date tools count the days between two dates or business days with US federal holidays, calculate an age, a week number or the time between two hours. You also get a stopwatch, a timer, a shareable countdown and a time zone converter.
Online stopwatch and timerStopwatch with laps to the hundredth, plus a timer with an alarm.Age calculatorYour exact age in years, months and days, plus your next birthday.Days between datesExact days, weeks and months between two dates.Add days to a dateAdd or subtract days, weeks, months or years from a date.Week numberISO and US week number of any date, and the dates of any week.Business days calculatorBusiness days between two dates or after a date, skipping U.S. federal holidays.Countdown timerCountdown to any date and time, with a shareable link.Time zone converterConvert a time between cities worldwide, daylight saving included.Hours calculatorHours and minutes between two times, with break and overnight shifts.Time card calculatorWeekly time card: breaks, total hours, overtime and CSV export.Federal holidaysU.S. federal holidays for any year, plus UK, Canada and Germany.Birth date from ageFind the birth year and date range from someone's age.Zodiac sign calculatorYour zodiac sign and rising sign from birth date, time and place.Daily horoscopeYour daily horoscope: love, work, money and wellness for all 12 signs.
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