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Calixo

Date & Time Calculators

Ages, date differences and calendar math.

Date & Time

Age Calculator

Find your exact age in years, months and days from your date of birth.
Date & Time

Date Difference Calculator

Find the number of days, weeks, months and years between any two dates.
Date & Time

Days Until Calculator

Count down the days, weeks and months until any future date.
Date & Time

Add or Subtract Days Calculator

Add or subtract days from a date and find the resulting day of the week.