Two charts · one relationship field
Live native compatibility calculator betaSynastry Chart Calculator & Compatibility Report
Compare two complete natal charts, reveal mutual house overlays and inter-chart aspects, then calculate the midpoint composite chart formed between them.
Your active Cosmic Profile loads as Person A. Choose any other saved Cosmic Profile for Person B, or enter someone manually without replacing your active profile.
Synastry comparison
See how two charts contact and activate.
- Inter-chart planetary and angle aspects ranked by orb
- Emotional, communication, chemistry, commitment, growth, and intensity categories
- Two-way house overlays for every planet
- A readable bi-wheel with both natal charts
Composite relationship chart
Meet the relationship as a symbolic third entity.
- Circular midpoint planets and angles
- Clearly labeled Equal Composite Houses
- Composite Sun, Moon, Rising, Venus, Mars, and Saturn
- Complete charts with a protected deeper interpretation
Native relationship astrology
Reveal how two charts meet, challenge, and support.
Connections
See where two complete profiles meet.
Free includes one reusable Cosmic Profile. Premier lets you add a partner, friend, or family member and compare the same two people through every connected compatibility system.
The First Wave · 300 Founding Places
Unlock every compatibility layer
Upgrade to Premier to add more profiles and reveal the exact patterns connecting them.
Join for $4.99/month or $49/year.
Renews at your founding rate. Cancel anytime — but the founding rate doesn't come back. Standard new-member pricing will be $12.99/month or $89/year after the first 300 places are claimed. See The First Wave
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