Astrolog32 is described as 'feature-rich astrology program for Microsoft Windows™ and is provided free of charge. It covers most tasks an astrologer is ever likely to need from an astrology program'. There are more than 25 alternatives to Astrolog32 for a variety of platforms, including Windows, Android, Mac, Linux and Online / Web-based. The best alternative is ZET, which is free. Other great apps like Astrolog32 are Jagannatha Hora (Free), AstroWin (Free), Kairon (Paid) and Daily Astro (Free).
Jagannatha Hora is a Vedic astrology software. In terms of the range of calculations available, technical depth and breadth, level of customizability of calculations and ease of use, Jagannatha Hora is unsurpassed by any contemporary Vedic astrology software package.
Solar Fire Gold is an exciting culmination of years of hard work and creativity. This astrology program for Windows was first produced in 1992 and has been expanding ever since to become a world leader.
Morinus is an easy to use astrology software under GPLv3 license. It uses the swiss ephemeris so it's very accurate (5000BC - 5000AD). It runs on every Operating System where Python and wxPython are available(Linux, Unix, Windows, MacOS).