Sirius Astrology Software [new] Free Download (2026)

The company provides a free online chart service that uses the same high-accuracy calculation engines as Sirius. Key Features & Capabilities

| Software | Platform | Cost | Key Strengths | | :--- | :--- | :--- | :--- | | | Web/Open Source | Free (AGPLv3) | Modern interface, client management, AI-powered interpretations, high-precision charts, fully customizable (themes, house systems, zodiac) | | Jagannatha Hora | Windows/Cross-platform | Free | Best for advanced Vedic astrology; highly respected by Jyotish practitioners | | Astrolog | Windows/Mac/Unix | Freeware | Over 30 years of development; complete source code available; supports numerous chart types and house systems | | Astro-Seek | Web-based | Free with ads | No download required; excellent for quick charts and research; includes advanced tools and search engines | | Time Passages | iOS/Android/Windows | Freemium | Excellent for learning; provides detailed interpretations; beautiful interface; popular among casual users | Sirius Astrology Software Free Download