AGE CALCULATOR

Exact age · Birthday countdown · Date difference · Lifetime stats
Your Date of Birth
Date Difference Calculator
Enter two dates to see the difference.
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Years Old
Months
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Weeks
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Days
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Hours
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Minutes
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Seconds
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Days Until Next Birthday
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Fun Lifetime Stats
Heartbeats—
Breaths taken—
Hours slept (est.)—
Meals eaten (est.)—
Full moons seen—
Times Earth orbited sun—

Related Time tools — Countdown Timer, Time Zone Converter, Stopwatch, Due Date Calculator.

FREQUENTLY ASKED QUESTIONS

How is age calculated?
Age is the difference between your birth date and today, expressed in years, months, and days — accounting for leap years.
How do I find my age on a specific date?
Enter your birth date and a target date; the tool shows your exact age on that day.
Is my birth date stored?
No. The calculation runs entirely in your browser and nothing is saved or sent.