Calculate numerology compatibility between two people using Pythagorean numerology. Accepts two input modes per person: pre-calculated Life Path, Expression, and Soul Urge numbers, or raw name and birthdate for automatic calculation. You can mix modes across persons (e.g. numbers for person1, raw inputs for person2). Provides comprehensive relationship analysis with overall compatibility score (0-100), individual aspect compatibility (Life Path 50% weight, Expression 30%, Soul Urge 20%), relationship strengths, challenges, and practical advice. Uses detailed compatibility matrix for all number combinations. Perfect for dating apps, relationship counseling platforms, matchmaking services, and compatibility tools. Get actionable insights for improving relationship dynamics.