Explore zodiac Sun-sign pairings with a transparent compatibility calculator.
SignCompatibility is a free browser-based zodiac compatibility calculator. Choose two Sun signs to see a score, their aspect angle and a breakdown of the published scoring rule. The site also provides a chart of all 144 Sun-sign pairings. The public main calculator requires no account. It is for entertainment and cultural reflection, not scientifically established predictions about real relationships or advice for major decisions. Submitted on behalf of the website.