Honest comparison
Stellr vs Co-Star
Co-Star made astrology feel modern, social, and design-led. Stellr solves a different problem: private Vedic chart answers based on your birth date, time, and place.
The short version
Co-Star is better for Western astrology, daily updates, and a social app experience. Stellr is better for sidereal Vedic astrology, Indian-language support, and private AI answers about love, compatibility, career, timing, and dashas.
Where Co-Star wins
A polished Western astrology habit app
Co-Star is strong when you want a modern daily astrology app with a social layer. It made natal-chart language feel shareable and familiar to people who might never open traditional astrology software.
Where Stellr wins
AI-first, plain-English chart answers
Stellr reads your exact kundli (birth date, time, and place) and lets you ask it questions — about love, compatibility, career, timing, dashas, and repeating patterns — in plain English. No charts to decode, no call to book. Computed with Swiss Ephemeris DE431 and the Lahiri ayanamsa.
Choose Stellr if
Private, chart-specific Vedic astrology answers in plain English, especially for relationship and career questions.
Choose Co-Star if
Western astrology users who want daily updates, social comparison, and a polished lifestyle app.
Frequently asked questions
Is Stellr like Co-Star?
Only in the broad sense that both are astrology apps. Co-Star is a Western astrology social/daily app. Stellr is a Vedic astrology AI chat that answers private questions from your sidereal birth chart.
Which is better for Vedic astrology?
Stellr. Co-Star is not built as a Vedic astrology product; Stellr uses sidereal chart logic, Lahiri ayanamsa, nakshatras, dashas, and Vedic compatibility methods.
Which is better for relationship questions?
Co-Star is useful for light social compatibility. Stellr is better when you want chart-specific answers about relationship patterns, compatibility, D9/Navamsa themes, and timing.