Professional Age Calculator

Exact • Reliable • Mobile-first

Mode

Date A (DOB / first date)

For Age or Next Birthday, enter the person’s date of birth. For Difference, this is the first date.

Date B (reference / second date)

For Age / Next Birthday, leave blank to use today. For Difference, this is the second date.

Result

See exact years, months, days and additional breakdowns.

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Enter one or two dates, choose a mode, and click Calculate to see the result.

Stored locally in this browser only.

No saved calculations yet. Run an age calculation and click Save to keep it here.