Age Calculator
Calculates an exact age from a date of birth: years, months and days, total days lived, the weekday of birth and a countdown to the next birthday. Works for any reference date, not just today.
Read the full guide to this tool
Notes
- People born on Feb 29 celebrate on Feb 28 in common years here; some jurisdictions use Mar 1 instead.
- Everything runs locally in your browser; nothing you enter is sent to any server.
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