Age & Birthday Calculator

Exact Age vs Nominal Age

Exact age (international standard) is calculated on the Gregorian calendar, counting from the birth date. Nominal age is the traditional Chinese counting where a person is 1 at birth.

Constellations

Constellations are divided by Gregorian birth date, e.g. Aries (Mar 21 - Apr 19), Taurus (Apr 20 - May 20), Gemini (May 21 - Jun 21), Cancer (Jun 22 - Jul 22), Leo (Jul 23 - Aug 22), Virgo (Aug 23 - Sep 22), Libra (Sep 23 - Oct 23), Scorpio (Oct 24 - Nov 22), Sagittarius (Nov 23 - Dec 21), Capricorn (Dec 22 - Jan 19), Aquarius (Jan 20 - Feb 18), Pisces (Feb 19 - Mar 20).

How to Use

1. Select your birth date and click Calculate.
2. View exact age, nominal age, days lived and more.
3. Click "Born Today" to reset quickly.