22 Free Calculators · No Sign-Up Required
Free Astrology Calculators
Every calculator uses Swiss Ephemeris — the same engine used by professional astrologers worldwide. Western tropical and Vedic sidereal (Lahiri) both supported.
Western Astrology — Tropical Zodiac
Birth Chart
Full natal chart with planets, houses, aspects, and Dasha timeline.
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Sun Sign
Your core identity, ego, and life force — the foundation of your chart.
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Moon Sign
Your emotional world, instincts, and what makes you feel safe.
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Rising Sign
The mask you wear — how others see you at first impression.
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Mercury Sign
How you think, communicate, and process information.
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Venus Sign
What you love, find beautiful, and how you attract relationships.
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Mars Sign
Your drive, ambition, anger, and sexual energy.
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Jupiter Sign
Where you find growth, luck, and expansion in life.
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Saturn Sign
Your karmic lessons, discipline, and long-term structures.
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Midheaven
Your career path, public image, and highest aspirations.
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Major Aspects
Natal angles between planets — conjunctions, trines, squares, and more.
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Compatibility
Synastry reading comparing two birth charts for relationship harmony.
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House Placements
Which planets fall in each of your 12 natal houses (Whole Sign).
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Chart Snapshot
Quick overview of your top placements — no birth time required.
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North Node
Your karmic direction and soul's evolutionary purpose this lifetime.
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South Node
Past life talents and patterns you carry into this incarnation.
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Black Moon Lilith
Your raw feminine power, shadow self, and what society suppresses.
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Part of Fortune
The Arabic lot of abundance — where luck and prosperity flow from.
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Vedic Astrology — Lahiri Ayanamsa
Arguably the most accurate free astrology calculator
Powered by Swiss Ephemeris — the same C library used by Solar Fire, Astro.com, and professional astrologers worldwide. Tropical zodiac for Western calculations. Lahiri ayanamsa (~23.85° shift) applied for all Vedic calculations. Planet positions accurate to 0.1°.
Start with Birth Chart