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¥0CNY
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Uses NASA data for birth charts and daily horoscopes, lets you compare compatibility with friends, and sends blunt personalized pushes.
From the App Store SourceCo–Star is the astrology app that deciphers the mystery of human relations through NASA data and biting truth. 2x App of the Day. Featured in the New York Times, Vogue, Vanity Fair, and more. > "Good advice." New York Times > "Banging astrology app." Dua Lipa > "Connect with people about your astrology sign." Conor Oberst Features • Add friends to compare natal charts and see your compatibility. • Read personalized daily horoscopes. • Receive daily push notifications based on your horoscope for the day. • Learn how to read your entire birth chart. Premium Features • Ask the stars & get answers to your deepest, darkest questions.. • See the full natal chart of somebody who doesn’t have the app. • Get a complete personalized report on how you love and why. • For couples, Eros, a feature that gives you insight on how to navigate everyday relationship situations based on your zodiac compatibility. There are no bad zodiac signs, only complicated dynamics. Co–Star uses astrology as a framework for understanding ourselves and our relationships; a shortcut to real talk in a sea of small talk. We use NASA data to chart the exact location of the stars in real-time. This is then interpreted by real human astrologers who collaborate with AI technology to produce the birth chart and daily horoscopes you read in the app. Follow us everywhere • Instagram: https://www.instagram.com/costarastrology/ • Tiktok: https://www.tiktok.com/@costarastrology • Twitter: https://twitter.com/costarastrology Need help? Email us: [email protected] We don't do creepy stuff with your data —> costarastrology.com/privacy Terms —> https://www.costarastrology.com/terms
The app itself is free to download, and it has 11 in-app purchase items.
The developer is Co-Star Astrology Society, and the app identifier is com.costarastrology.costar-mobile.
It was first released on 2026-08-01, according to our own database record.
The App Store gives it 4.3 out of 5, from 70 ratings.
Every number in these answers comes from the data shown above on this page.