Zodiac Compatibility Calculator

Select two zodiac signs to explore their compatibility in love, friendship, communication, and marriage.

First Sign

Second Sign

Zodiac compatibility is the study of how different astrological signs interact with each other across relationships, friendships, and partnerships. Each sign belongs to one of four elements — Fire, Earth, Air, or Water — and one of three modalities — Cardinal, Fixed, or Mutable. These building blocks shape how two signs communicate, connect, and clash.

Element compatibility follows natural patterns. Fire and Air signs energize each other. Earth and Water signs ground each other. Signs of the same element share instinctive understanding, while signs in square aspect (three signs apart) bring the tension that forces growth. No pairing is inherently doomed — every combination has strengths to build on and challenges to navigate.