Mastro is innovative astrology software designed for both professional astrologers and beginners. With its powerful interpretation abilities and user-friendly interface, it enables users to enhance their creativity in the field of astrology.

One of the standout features of this software is its modern, user-friendly interface. All of the program's features are easily accessible from a single interface, and the chart you're working with is always visible and fully interactive. You can put your cursor over a planet to see its aspects, drag and drop planets to move forward or backward in time, or use the clock feature to visualize the chart over time. And if you need assistance, Mastro's in-depth documentation and support team are always available to help.
One of the most impressive aspects of Mastro is its fully customizable nature. It supports both tropical and sidereal astrology, as well as geocentric and heliocentric systems. You can choose from three reference planes, four chart styles, 14 house systems, customizable orbs, customizable rulerships, and a plethora of appearance options. And if you speak French, you'll be pleased to know that the software is also available in that language.
But what truly sets Mastro apart is its exclusive expert system for birth, event, and synastry analysis. This unique system streamlines the interpretation process by providing a tree of keywords associated with astrological factors, sorted by a probabilistic index. With this tool at your disposal, even complex chart readings can be made more manageable.
Overall, Mastro is undoubtedly one of the smartest astrology software programs available. It was created with the goal of unlocking the full power of astrology for everyone, and it has truly succeeded in this mission. Whether you're a beginner or a seasoned professional, Mastro is an invaluable resource.
Version 5.0.4: First release of Mastro.
Version 0.0.1: N/A