Age Calculator
Work out an exact age in years, months, and days.
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Date and time tools
Find an exact age, the days between two dates, a date after adding or subtracting time, and the hours worked in a shift. Convert Excel date numbers too.
Tools in Date and time tools
Date Difference Calculator
Find the time between two dates.
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Add or Subtract Date
Add or subtract days, weeks, months, or years.
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Hours Worked Calculator
Calculate the hours worked in a shift, with breaks.
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Excel Date Converter
Convert dates to Excel serial numbers and back.
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