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Date & Time

Age, date differences, countdowns, working days and time zones.

10 calculators

Age Calculator

Calculate your exact age in years, months, days, hours, and minutes.

Find the exact number of days, weeks, months between two dates.

Count down days, hours, and minutes to any future event.

Count working days between two dates, excluding weekends and public holidays.

Convert times between major world time zones.

Convert between Unix timestamps and human-readable dates.

Add or subtract hours, minutes, and seconds to calculate total duration.

Find what day of the week any date falls on, past or future.

Find the decade, century, and millennium for any year, and calculate how many years ago.

Convert hours and minutes to decimal hours for payroll and timesheets.