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Free · Relationship Compatibility

How do you calculate astrology compatibility?

Enter both partners' names and dates of birth. Vedaz works out each person's Sun sign from the date and returns your overall compatibility score out of 100, with separate scores for love, marriage, communication, friendship and physical chemistry.

Only have names? Try our Love Calculator for a quick name-based score.

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Zodiac Compatibility Chart

Find your sign in the left column and your partner's sign along the top. Each square shows your overall compatibility score, the average of love, marriage, friendship, communication and physical chemistry. Tap a score to read the full match.

  • 80%+ Strong match
  • 60–79% Good match
  • 40–59% Mixed match
Find Your Romantic Partner and Discover Your Zodiac Alignment

Birthday Compatibility: Check by Date of Birth

Relationships often begin with attraction — but they grow through compatibility. Are we truly compatible? Do our zodiac signs align naturally? Is our relationship built for the long term? Our romantic compatibility calculator helps you explore your love compatibility using your date of birth. By analyzing zodiac signs compatibility, this tool gives insight into emotional bonding, communication, sexual chemistry, marriage potential, and friendship strength.

Your birth date sets your Sun sign, and together with your partner's birth date it shows how your core natures fit. That is why our birthday compatibility test only needs two dates. For a deeper reading based on both full birth charts, with birth time and place, use Kundli Milan.

What Is Compatibility in a Relationship?

Compatibility in a relationship means how naturally two people align in their personalities, emotions, values, and life goals.

It includes:
  • Emotional understanding
  • Communication style
  • Conflict handling
  • Physical chemistry
  • Shared priorities
  • Long-term vision
When compatibility is strong:
  • Conversations feel easy
  • Emotional needs are understood
  • Differences feel manageable
  • Growth feels natural

Relationship compatibility does not mean being the same. It means being balanced.

When compatibility is weak, even strong attraction can feel unstable over time. Understanding compatibility early brings clarity instead of confusion.

Zodiac Compatibility Explained

Zodiac compatibility is determined by the interaction of two zodiac signs in an astrological manner.

Every sign is a component of something:

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

The test of zodiac signs compatibility compares:

  • Element harmony
  • Modalities (Fixed, Mutable, Cardinal)
  • Personality traits
  • Emotional patterns

Elements play a role in personality traits, emotional expression, and style of relationships.

It is natural that some zodiac matches are effortless. Others need tolerance and compassion.

What Your Compatibility Score Means

Your overall score is the average of your five aspect scores.

ScoreWhat it means
80–100Strong natural match. Shared values and easy communication.
60–79Good match. A few differences that need effort.
40–59Mixed. Attraction is there; long-term harmony needs work.
Below 40Challenging. Very different needs; talk openly before big decisions.

Soulmate Compatibility by Date of Birth

In Vedic astrology, soulmate links show up as a strong Moon-to-Moon bond, Venus contacts between the two charts and the Darakaraka (spouse indicator) in Jaimini astrology. Run the test above for your sun-sign match, then find your spouse indicator with our Darakaraka calculator.

Marriage Compatibility by Date of Birth

The compatibility test gives a quick marriage score from two birth dates. For a traditional match before marriage, use Kundli Milan, which scores all 36 gunas, or matching without birth time if you don't know the exact time.

Relationship & Partner Compatibility Test

Dating, engaged or in an arranged match? Tell us where you two are right now, enter both birth dates, and the relationship compatibility test shows where you connect easily and where you'll need effort, so partners can talk about it before it becomes a problem.

How the Compatibility Calculator Works

Our Romantic compatibility calculator analyzes compatibility using:

  • •Your date of birth
  • •Your partner’s date of birth
  • •Zodiac sign interaction
  • •Relationship dynamics

To use the compatibility test:

  • •Enter your date of birth
  • •Enter your partner’s date of birth
  • •Select gender
  • •Click calculate

The system identifies both zodiac signs and runs a complete compatibility test.

What Our Love Compatibility Test Checks

Your results are divided into five key relationship dynamics:

Love Compatibility

This measures emotional bonding and romantic expression.

It reflects:
  • Emotional attachment
  • Warmth and affection
  • Depth of feelings

A high love score suggests strong emotional connection. A lower score may indicate different love languages.

Sexual Compatibility

This measures physical chemistry and attraction.

It reflects:
  • Passion levels
  • Physical comfort
  • Desire alignment

Dynamism in sexual compatibility causes magnetic attraction. The reduced scores can be an indicator of variation in physical expression.

Marriage Compatibility

This is an analysis of long-term stability.

It reflects:
  • Shared goals
  • Commitment mindset
  • Family values
  • Practical alignment

Good compatibility in marriage implies potential in the long run. The low scores can reflect the lifestyle disparities..

Communication Compatibility

This measures how well you express and understand each other.

It reflects:
  • Openness
  • Emotional listening
  • Conflict handling

Effective communication creates enduring relations.

Friendship Compatibility

This is a measure of day-to-day comfort and companionship.

It reflects:
  • Trust
  • Shared interests
  • Emotional ease
  • Support system strength

Romance can be long lasting because it is built on a good friendship.

Conclusion

Compatibility does not involve a perfect match. It is about seeing the way two personalities can relate to each other - and where development can take place. Get this tool to be clear, aware and have greater insight into relationships.

Frequently Asked Questions

How do I calculate my astrology compatibility?

Enter both partners' names and dates of birth. Vedaz works out each person's Sun sign from the date and returns your overall compatibility score out of 100, with separate scores for love, marriage, communication, friendship and physical chemistry.

What is a good compatibility score?

Above 60% is a good match and above 80% a strong one. Below 40% points to real differences, not a lost cause.

Can I check compatibility with only date of birth?

Yes. Two birth dates are all this test needs: they give both Sun signs and your compatibility score. For a full birth-chart match before marriage, use Kundli Milan with birth time and place.

Is this compatibility test free?

Yes. The test and the full score breakdown are free, and you don't need to sign up to see your result.

Will compatibility ensure a successful relationship?

No. Compatibility depicts the natural fit between two individuals; however, to make a relationship work, one needs to work hard, communicate, trust, and be emotionally mature. Commitment is required to develop even strong compatibility.

Is compatibility subject to change?

Yes. As people develop, relationship compatibility may change. Alignment can be weakened or strengthened by life experiences, maturity and common hardships. The compatibility is not predetermined.

Does compatibility matter more than love?

Love and compatibility go hand in hand. Love is what forms emotional attachment, and compatibility brings long-term stability. A proper relationship must have emotional and practical alignment.

Why do some highly compatible couples still struggle?

Despite good zodiac compatibility, misinterpretations, personal insecurities, or communication breakdowns can cause problems. The compatibility demonstrates the possibilities - it does not eliminate conscious effort.

Should I make relationship decisions based only on a compatibility test?

No. A compatibility test provides insight rather than a solution. Major decisions taken in relationships must be based on real-life behavior, respect, values and emotional safety - rather than scores alone.

Is high sexual compatibility enough for a long-term relationship?

Not always. Although sexual compatibility enhances attraction, emotional bonding, communication, common goals and trust are also important in long-term relationships.

What if I have high friendship compatibility but low marriage compatibility?

It implies that you have great comfort, trust and companionship, but can be different in long-term goals or expectations of commitment. Close friendship is the best start, yet discussing future intentions with each other is essential to stability in the long term.