Birth Day Number

Saved on this device only — not synced to an account.

Enter your date of birth. The day of the month you were born adds a distinct set of talents and traits on top of your wider numerology profile.

Only the day of the month is used for the Birthday Number — the month and year are ignored.

Enter your date of birth and tap Calculate Birthday Number.

About the Birth Day Number

The Birth Day Number is one of the core numbers in numerology. It is simply the day of the month you were born on — from 1 to 31 — and it describes a specific set of natural talents and personality traits you carry through life.

How it works

Unlike the Life Path number (which uses your whole birth date) or the Expression number (which uses your name), the Birth Day Number looks only at the day. The full day is kept as it is, so being born on the 28th is read differently from the 1st, even though both reduce to the root number 1.

The number and its root

  • Birthday Number — the day of the month (1–31). This carries the specific traits shown above.
  • Root number — the single digit it reduces to (keeping the master numbers 11 and 22). This gives the broader theme behind the day.

How to use it

Read your Birth Day Number as an extra layer on top of your Life Path — a set of gifts that colour how you express yourself. Numerology is a tradition for reflection and self-understanding, not a guarantee of outcomes. For a complete picture, also work out your Life Path and Expression numbers, or consult a qualified numerologist.