RelativeAge

Works out how long you have lived from your date of birth.

• In any unit you like

  Your age in seconds, minutes, weeks, months or years.

• Your Chinese age

  Your traditional Chinese age and the sign of the year you were born.

• Your age in the animal kingdom

  How old you'd be as a dog, a cat and dozens of other species.

• The Solar System the day you were born

  Where each planet was and how many times it has gone round the Sun since.

• Compare ages

  With friends, family or anyone you like: who is older and by how much.

• Astrology and the world the day you were born

  Your birth chart, what happened that day and who shares your birthday.