The finest Astrology software exclusively for the Mac

The foundation of all astrological exploration and research is the chart. Io Edition gives you the ability to produce the most accurate precision charts and graphs available to astrologers today. Io Edition is ideal for beginning astrologers and a must own for counseling or research astrologers. Io Edition is more powerful than ever!     Read more >

TCR has created a collection of smart interpreters that let you create a detailed interpretation of any astrological chart with the click of a mouse. Seven great programs include Natal, forecasting, relationship, medical astrology, a very special child's horoscope, and the new Lunar and Solar return.     Read more >

NEW — Io Solar Return Read more >
NEW — Io Lunar Return Read more >

Researchers love this program - of course. But, it's not just for them.
If you are an astrologer, professional or amateur you find that you build files of more and more charts. Looking for specific events, common characteristics or whatever you might think of is easy with this program. Drag-and-drop lets you move charts easily and quickly.     Read more >

One of the most exciting new techniques to come into astrology in the last century is the development of the relocated chart. Io Cartography gives you three different techniques with which to explore a relocated chart. You'll find this program one of the most fascinating you own. Geographic location DOES matter.     Read more >

Charts come to life with Io Sprite.
Watch in real time as planetary influences change and are modified by the cyclic movement of these heavenly bodies.
If you are a counseling astrologer or considering it, this program is a must.
When a client calls for answers you can
be on top of the moment.     Read more >