What Astrology Signs Are Compatible? Free Calculator and Guide

Determining compatibility between zodiac signs is a fun way to gain insight into relationships. With astrology, we can uncover natural affinities between signs that can lead to fruitful bonds.

In this guide, we’ll explore astrological compatibility and provide a free compatibility calculator to check relationships.

Overview of Zodiac Signs

There are 12 zodiac signs derived from constellations along the ecliptic plane. Each sign is attributed specific personality traits and tendencies. The signs are:

Aries (March 21 – April 19)

Aries are passionate, motivated, and confident leaders. They can also be impatient and impulsive.

Taurus (April 20 – May 20)

Taurus signs are grounded, dependable, and devoted. But they can also be stubborn and resistant to change.

Gemini (May 21 – June 20)

Geminis are expressive, witty, and intellectual. But they can also be inconsistent and scattered.

Cancer (June 21 – July 22)

Cancers are nurturing, loyal, and protective. But they can also be moody and clingy.

Leo (July 23 – August 22)

Leos are bold, charming, and creative. But they can also be arrogant and vain.

Virgo (August 23 – September 22)

Virgos are meticulous, analytical, and hardworking. But they can also be critical and perfectionistic.

Libra (September 23 – October 22)

Libras strive for balance, justice, and partnership. But they can also be indecisive and passive.

Scorpio (October 23 – November 21)

Scorpios are passionate, resourceful, and determined. But they can also be obsessive and secretive.

Sagittarius (November 22 – December 21)

Sagittarians are adventurous, philosophical, and fun-loving. But they can also be reckless and tactless.

Capricorn (December 22 – January 19)

Capricorns are responsible, disciplined, and ambitious. But they can also be pessimistic and inflexible.

Aquarius (January 20 – February 18)

Aquarians are original, humanitarian, and intellectual. But they can also be aloof and rebellious.

Pisces (February 19 – March 20)

Pisces are imaginative, compassionate, and sensitive. But they can also be escapist and idealistic.

How Zodiac Compatibility Works

Astrological compatibility is based on the zodiac signs of two people. It considers the innate characteristics and personalities associated with each sign. Some signs have natural affinities, while others can conflict.

Key factors in determining compatibility include:

  • Element: Fire, earth, air, and water. Signs of compatible elements typically get along.
  • Modality: Cardinal, fixed, or mutable. Signs with compatible modalities have similar approaches.
  • Polarity: Yin or yang. Signs with similar polarities match well.
  • Ruling planet: Each sign is ruled by a planet that shapes personality. Matches between compatible ruling planets are harmonious.
  • Symbolism: The mythology and symbology of compatible signs resonates.

By assessing these astrological factors between two signs, predictions can be made about relationship success. Of course, astrology is not definitive; personality nuances and life circumstances also play key roles. But astrological compatibility can offer guidance.

Most Compatible Sign Pairs

Some zodiac sign pairs are more compatible based on their elemental, modal, and planetary similarities. Here are some of the most harmonious matches in astrology:

Aries and Sagittarius

As two fire signs ruled by Mars, Aries and Sagittarius make an energetic and fun-loving match. They connect over shared enthusiasm and directness.

Taurus and Capricorn

Earth signs Taurus and Capricorn bond over their mutual desire for stability. Both are driven, loyal signs focused on security.

Gemini and Aquarius

Air signs Gemini and Aquarius have matching intellectual curiosity and excellent communication. They enjoy connecting on ideas.

Cancer and Pisces

Water signs Cancer and Pisces are compassionate and intuitive. They build an emotionally fulfilling bond between dreamers.

Leo and Aries

Fiery Leo and Aries thrive on passion and confidence. They motivate each other to pursue creativity and glory.

Virgo and Taurus

Down-to-earth Virgo and Taurus cherish routine. They cultivate a relationship built on pragmatism and trustworthiness.

Libra and Gemini

Libra and Gemini are chatty air signs that love conversing and socializing. They form a lively and balanced connection.

Scorpio and Cancer

Intuitive water signs Scorpio and Cancer understand each other’s complexity and need for intimacy. They share a profound emotional bond.

Sagittarius and Leo

Sagittarius and Leo are both spirited fire signs who relish adventure. Their larger-than-life natures complement each other.

Capricorn and Virgo

Capricorn and Virgo are earthy planners who seek success through structure and logic. They excel by being industrious together.

Aquarius and Libra

Libra and Aquarius are air signs with progressive ideals. They have stimulating discussions about innovation and humanity.

Pisces and Scorpio

Dreamy Pisces and mystical Scorpio intuitively comprehend one another’s emotions. They forge a deep spiritual connection.

Least Compatible Sign Pairs

On the other hand, some signs have clashing characteristics that can lead to friction. Astrologically these sign pairs often have a harder time relating:

Aries and Taurus

Headstrong fire sign Aries conflicts with stubborn earth sign Taurus. Aries’ impulsiveness frustrates Taurus’ steadiness.

Gemini and Virgo

Virgo is too meticulous and critical for curious and carefree Gemini. Virgo gets annoyed by Gemini’s scattered nature.

Cancer and Aquarius

Sensitive Cancer craves emotional security while aloof Aquarius needs intellectual freedom. Their needs directly oppose each other.

Leo and Capricorn

Proud Leo clashes with serious Capricorn. Leo wants to be praised while Capricorn just wants respect for achievements.

Virgo and Sagittarius

Critical Virgo grates carefree Sagittarius. Virgo nitpicks Sagittarius’ recklessness while Sagittarius finds Virgo too uptight.

Libra and Cancer

Cancer’s moodiness is frustrating for diplomatic, harmony-seeking Libra. Cancer resents when Libra minimizes their feelings.

Scorpio and Leo

Secretive Scorpio resents Leo’s constant need for attention. Leo finds Scorpio too brooding and intense.

Sagittarius and Pisces

Idealistic Pisces cannot handle blunt Sagittarius’ tactless truth-telling. Sagittarius finds Pisces overly sensitive and illogical.

Capricorn and Aries

Capricorn’s inflexibility and Aries’ impatience are a disastrous mix. They strongly clash and power struggle.

Aquarius and Taurus

Unconventional Aquarius angers traditional Taurus. Aquarius pushes Taurus’ buttons by defying all structure.

As you can see, incompatible sign pairs tend to be of clashing modalities, elements, or polarities. Understanding these core differences helps explain disharmony.

Free Astrological Compatibility Calculator

To easily check relationship compatibility between two signs, use this free astrological compatibility calculator:

Simply enter your sign and your partner’s sign to instantly see your compatibility score, along with an overview analysis. This tool cross-references your signs’ elemental properties and ruling planets to determine harmony. Check back whenever you’re curious to get a quick read for any two signs.

Making the Most of Astrological Compatibility

While astrological compatibility offers useful insights, it’s important to remember:

  • It’s not definitive or predictive, so take it lightly. Reach your own conclusions about relationships.
  • Compatibility doesn’t guarantee relationship success. Personality nuances and life factors also matter.
  • Incompatible signs can absolutely have healthy, loving relationships with effort and awareness. Don’t let astrology dictate choices.
  • Use astrology as a self-knowledge tool. Reflect on your sign’s tendencies to grow self-awareness.

Approach astrological compatibility as an interesting thought experiment to gain perspective.

But don’t let it overshadow the actual people or relationship. Focus on actively building understanding, communication, and intimacy.


Determining zodiac compatibility is an age-old practice in astrology. By comparing two signs’ elements, modalities, planetary influences and other traits, affinities and conflicts emerge. Some sign pairs naturally work well, while others take more effort to sync up. Use the compatibility calculator to check sign matches.

But remember that human connection is complex and astrology is just one lens for gaining insight, not a fortune-telling method. Focus on building genuine understanding between you and your partner.


Houlding, Deborah. “Understanding Astrological Compatibility.” Skyscript, www.skyscript.co.uk/compatibility.html. Accessed 15 Jan 2023.

Mckean, Anna. “The Best Compatibility Matches for Every Zodiac Sign.” Bustle, www.bustle.com/life/most-compatible-zodiac-signs-best-matches. Accessed 15 Jan 2023.

Opher, Mike. “Love, Marriage, and Compatibility for Aquarius.” LiveAbout, www.liveabout.com/love-compatibility-aquarius-207271. Accessed 15 Jan 2023.

Leave a comment