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Dates
Age Calculator
Calculates exact age in years, months, days and total in hours/minutes/seconds from a birth date.
years
months
days
- Total in days
- Total in hours
How is the calculation done?
The difference is decomposed into full years, then months, then remaining days — using the Gregorian calendar (with correct leap years).
We also show totals in days, hours, minutes and seconds for quick reference.
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