Horos vs Uon.Earth
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Horos
Explore your birth chart with detailed readings on planets, houses, and aspects. Get daily horoscopes, track celestial events, and compare charts with friends. Features an AI astrologer for personalized insights and a community forum.
- Detailed birth chart analysis
- Daily horoscope readings
- Synastry and composite charts
- AI astrologer for questions
- Astrocartography maps
- Community forum
- Customizable reminders and widgets
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Horos is an astrology app built around your birth chart. Enter your date, time and place of birth and you get the full chart: planets, houses and aspects. Your chart Readings for every planet, house and aspect, plus asteroids, fixed stars and the Arabic Parts. Choose Placidus, Whole Sign and other house systems, and tropical or sidereal zodiac. Today and what's coming A daily reading based on where the planets are now and how they touch your chart. A list of upcoming sign changes, retrogrades and eclipses, with what each means for you. Look up transits for any date. The people in your life Save charts for friends, family and partners. Compare two charts with synastry or combine them into a composite chart. Don't know someone's birth time? Send them a link and they fill in their own details. Your year and your places Your solar return, the chart for the year from one birthday to the next. Astrocartography shows your chart on the world map, so you can see what a city tends to bring out in you. Ask about your chart An AI astrologer that has your chart in front of it and answers your questions about it. Community A forum for questions and conversations with other people who care about astrology, plus direct messages. Reminders and widgets Optional reminders for birthdays, your solar return, new and full moons, eclipses and retrogrades. Home screen widgets for the Moon, your daily reading, upcoming events and your chart.
Uon.Earth
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Ever dreamed of protecting your own piece of nature? Now you can. We are on a mission to collectively protect 50% of the planet by 2050. For the first time in history everybody can protect Earth. Meter x meter. Get a unique proof of protection of a geocoded unit of nature (uon), registered in your name. For every uon you collect, we bring a new m² of nature under protection. This is how we scale. Get the app. Collect uon. Protect Earth. • Collect and Protect, keep your uon in your wallet · Collect uon you received from others · Collect uon yourself • Visit your m², learn more about the work on the ground • Create your uon collectible, campaign for Earth and share with family & friends Nature protection organizations (NPOs) participate in the Union of Nature Foundation (UON). They protect, rewild, or restore nature areas together with local communities or Indigenous Peoples. UON is a not-for-profit foundation, and a member of the International Union for Conservation of Nature. Uon.Earth is a for-purpose company that facilitates UON with tools and services to campaign for Earth. Together. Your privacy is our policy: as little data as possible is stored, personal data is not monetized, and there is no advertising.
Screenshots
Verdict
The clearest difference is in-app purchases: Uon.Earth at none against Horos's 1. Uon.Earth also leads on ads (none vs shown). Horos's advantage is update cadence (every 4 days vs every 2 weeks). On price, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Horos sells 1 one-off in-app purchase. Uon.Earth asks for nothing beyond the download.
Horos ships an update every 4 days, Uon.Earth every 2 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | Horos | Uon.Earth |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (385 ratings) — better | — |
| Positive reviews | 31.9% of reviews | — |
| Number of ratings | 385 — better | — |
| Update frequency | Every 4 days — better | Every 2 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.4 | 15.5 — better |
| Further details — not scored | ||
| Size | 97 MB | 89 MB |
| Age rating | 9+ | 4+ |
| Developer | GEEKERY TECHNOLOGY LTDA | Uon.Earth B.V. |
Bugs and requests
Horos
Reported bugs
4 issues- App crashing on startup
- Incorrect birth chart calculations
- Unable to add new friends
- Synastry and compatibility features not working
Requested features
5 requests- Add sidereal option
- Improve compatibility reports
- Allow editing of added charts
- Provide more in-depth planet/house descriptions
- Implement a dark mode
Uon.Earth
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Horos
- Horos Premium$24.99
Uon.Earth
No in-app purchases









