Free Astrology Calculators

Start here

Begin with your birth chart, then use the tools below to read timing, relationship patterns, and current transits from the same chart foundation.

Chart calculators

• Free Birth Chart Calculator
• Solar Return Calculator
• Lunar Return Calculator
• Secondary Progressions Calculator
• Saturn Return Calculator

Timing calculators

• Moon Phase Calculator
• Mercury Retrograde Tracker
• Lunar Gardening Tool
• Annual Profections Calculator
• Current Astrology Transits Today

House finder tools

• Eclipse House Finder
• North Node House Finder
• Jupiter House Finder
• Saturn Transit House Finder
• Mercury Retrograde House Finder
• Uranus in Gemini House Finder
• Free Birth Chart Calculator

Compatibility tools

• Moon Sign Compatibility
• Venus & Mars Compatibility
• Synastry Preview
• Composite Chart Preview
• Full Compatibility Report

Learn how to read the results

• Learn Astrology
• Astrology Hub
• Zodiac Houses
• Astrological Aspects