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Love Compatibility Calculator

Compare any two zodiac signs and see how their elements, qualities and energies combine. A fast, free first look — then explore the full in-depth pairing guide.

Your Sign
Partner's Sign

How Zodiac Compatibility Works

Astrological compatibility (synastry) reads how two charts interact. A quick and reliable shortcut compares the classical elements — fire, earth, air and water — because signs of complementary elements tend to balance each other.

Signs of the same element share natural rhythm; signs in harmonious elements (fire-air, earth-water) flow with ease; signs in tense elements (fire-water, earth-air) create sparks that require conscious effort.

Your score combines element compatibility with modality (cardinal, fixed, mutable) to give a quick snapshot. For the complete picture, every one of the 144 possible pairings has its own guide on this site.

How It Works

We score each pairing using the classical element compatibility matrix, then adjust for the signs' modalities and add a bonus for identical signs. The result is normalized to a 0–100 scale so you can compare pairings at a glance.

Frequently Asked Questions

Can opposite signs be compatible?✦
Yes. Opposite signs often attract powerfully and can balance each other beautifully when both partners respect their differences. Compatibility is about awareness more than alignment.
Is a high score a guarantee of a good relationship?✦
No. The score reflects natural element chemistry, not the whole relationship. Communication, values and timing matter far more than any chart score.
What about sun signs in a full birth chart?✦
Sun signs are only the surface. A full synastry reading compares the moon, Venus, Mars and the houses for the real picture. Our in-depth pairing guides cover these themes.

Go Deeper with Your Full Reading

Your free result is only the beginning. Sign in to Sortiax for an in-depth reading built around your unique chart.

✦ Get the Full Reading ✦