Frequently Asked Questions

Zodiac compatibility compares two star signs — their elements, modalities and ruling planets — to estimate how well they match in love, friendship and relationships.

Sun-sign compatibility is a great starting point. For the most accurate reading, compare full birth charts (synastry), which include Moon, Venus, Mars and rising signs.

Signs that share an element or have complementary elements — Fire with Air, Earth with Water — tend to be the most naturally compatible.

Absolutely. Lower compatibility just means a couple may need more communication and compromise. Many happy couples have "clashing" signs.

Fire (Aries, Leo, Sagittarius), Earth (Taurus, Virgo, Capricorn), Air (Gemini, Libra, Aquarius) and Water (Cancer, Scorpio, Pisces).

Yes — every calculator and guide is completely free, with no sign-up or download required.

Opposite signs sit across the zodiac wheel (e.g. Aries & Libra). They share a magnetic attraction and balance each other’s strengths and weaknesses.