Bazi Calculator Online — Free Four Pillars Reading

Generate your Bazi chart online in seconds. Enter your birth details to reveal the Four Pillars of Destiny, your Day Master, and the balance of the Five Elements — completely free, no sign-up.

Calculate Your Bazi Chart

Enter your birth details to reveal your Four Pillars of Destiny. Free, no login required.

Why Use Our Online Bazi Calculator?

Most free Bazi tools online translate the classical terms literally — “Hurting Officer”, “Eating God” — leaving English-speaking readers confused. Our calculator runs the same astronomical engine but reframes every concept in plain psychological language, so your chart actually makes sense the first time you read it.

Every chart applies true solar time correction using your birth city's longitude and the equation of time, so the Hour Pillar reflects where the sun actually was when you were born — not the clock on the delivery-room wall. You also get a Five Elements balance breakdown, a Day Master strength read, and a decade-by-decade Life Chapters timeline, all generated locally in your browser.

The Five Elements (Wu Xing)

In Bazi, the Five Elements — Wood, Fire, Earth, Metal, and Water — are not substances but energy types. Each charts a distinct temperament and set of strengths. Their generating and controlling cycles explain how the parts of your personality support or temper one another.

The Generating Cycle (Shēng)

The Ten Heavenly Stems (Tiangan)

The Heavenly Stems (天干) are the five elements split into Yang (active) and Yin (receptive) polarities, giving ten archetypes. The top character of each pillar in your chart is a Heavenly Stem — your Day Stem is the single most important character, representing your core self.

JiǎWood · Yang

The great tree — sturdy, ambitious, leadership timber.

Wood · Yin

The climbing vine — flexible, adaptable, quietly persistent.

BǐngFire · Yang

The blazing sun — radiant, generous, hard to ignore.

DīngFire · Yin

The lantern flame — refined warmth, insight, and sensitivity.

Earth · Yang

The mountain — solid, protective, enduringly present.

Earth · Yin

The fertile soil — nurturing, receptive, cultivates growth.

GēngMetal · Yang

The axe blade — decisive, unyielding, cuts through complexity.

XīnMetal · Yin

The jewelry metal — refined, discriminating, values beauty.

RénWater · Yang

the great ocean — vast, powerful, endlessly flowing.

GuǐWater · Yin

The morning dew — gentle, intuitive, penetrates softly.

The Twelve Earthly Branches (Dizhi)

The Earthly Branches (地支) are the twelve two-hour windows of the ancient Chinese day, each paired with a zodiac animal and an element. The bottom character of each pillar is an Earthly Branch — your Year Branch is the familiar Chinese zodiac sign, while your Day Branch governs intimacy and relationships.

Rat

11pm–1am · new beginnings, resourcefulness.

Ox

Chǒu

1–3am · diligence, steady endurance.

Tiger

Yín

3–5am · courage, pioneering drive.

Rabbit

Mǎo

5–7am · diplomacy, gentle growth.

Dragon

Chén

7–9am · ambition, transformative power.

Snake

9–11am · wisdom, strategic depth.

Horse

11am–1pm · freedom, expressive energy.

Goat

Wèi

1–3pm · empathy, artistic warmth.

Monkey

Shēn

3–5pm · cleverness, agile problem-solving.

Rooster

Yǒu

5–7pm · precision, pride, observation.

Dog

7–9pm · loyalty, protection, duty.

Pig

Hài

9–11pm · generosity, contentment, completion.

Frequently Asked Questions

Yes. Generating your Four Pillars chart is completely free, with no login required. Optional AI-powered readings are available for those who want deeper insight.