Blood Type Compatibility Test — Love, Friendship & Work
Select two blood types to instantly get love, friendship, and work compatibility scores with detailed analysis. Covers all 16 A/B/O/AB combinations with heart animation and share feature.
Person A
Person B
A형+B형
📊 Overall Compatibility Chart
| Me ↓ / Them → | A형 | B형 | O형 | AB형 |
|---|---|---|---|---|
| A형 | 87 | 64 | 82 | 79 |
| B형 | 64 | 77 | 80 | 72 |
| O형 | 82 | 80 | 85 | 78 |
| AB형 | 79 | 72 | 78 | 82 |
Click any number to select that combination.
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Frequently Asked Questions
Q. Is blood type compatibility scientifically valid?
No — blood type personality theory originated in 1930s Japan and has not been supported by repeated scientific studies. It's best enjoyed as lighthearted fun.
Q. How compatible are Type A and Type O?
A's attention to detail complements O's natural leadership. O typically takes the initiative while A opens up gradually. Open communication is key to avoid A bottling up feelings.
Q. Are two Type B people compatible?
B×B pairs understand each other's free-spirited nature well. The main challenge is that both prefer spontaneity over planning, so sharing responsibility for important decisions is important.
Q. Which blood type is best for AB?
AB is adaptable with most types. O's drive complements AB's ideas; A brings intellectual depth; B brings a free and easy dynamic.
Q. Can I share my result?
Yes — click the share button to copy a result URL to your clipboard and share on KakaoTalk, Instagram, or X.
Q. Can I combine this with MBTI or Saju?
Absolutely. Check blood type compatibility alongside our MBTI personality test and Korean Saju (Four Pillars) calculator for a multi-angle view of compatibility.
How to Use
Choose your blood type from A, B, O, or AB.
Choose the other person's blood type.
Love, friendship, and work compatibility scores appear instantly with detailed analysis.
Tap the share button to copy the result URL and send it to friends.
Expert Knowledge: Blood Type Compatibility Test — Love, Friendship & Work
Blood type personality theory was first proposed by Takeji Furukawa in 1927 Japan and popularized by Toshitaka Masuda in the 1970s. While the scientific community has repeatedly found no correlation between blood type and personality, the concept remains a popular cultural touchstone in Japan and Korea for conversation and relationship talk. This tool is provided for entertainment and social icebreaker purposes only and should not be used as a basis for real personal judgments.
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