Lifestyle Years • Months • Days

Age Calculator

Find exact age between two dates. See total days & weeks, next birthday, and weekday of birth.

Precise & friendly

Handles leap years and different month lengths automatically.

Enter dates

Please enter a valid birth date.
As of date must be on or after birth date.
Exact age
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Born on: — Next birthday: — Days to go: —
Total days
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Total weeks
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Total months
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Hours
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Minutes
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Seconds
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We compute years–months–days by borrowing months/days where needed, respecting month lengths and leap years.