# SkyORB Classic Astronomy vs 惑星AR

The clearest difference is review sentiment: 惑星AR at 100% against SkyORB Classic Astronomy's 54%. 惑星AR also leads on in-app purchases (none vs 2) and ads (none vs shown). SkyORB Classic Astronomy's advantage is update cadence (every 2 months vs every 7 months). On price and device support there is nothing between them.

Both are free to download. SkyORB Classic Astronomy sells 2 in-app purchases, starting at $1.99 per year. 惑星AR asks for nothing beyond the download.

SkyORB Classic Astronomy ships an update every 2 months, 惑星AR every 7 months. The most recent releases landed on October 23, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | SkyORB Classic Astronomy | 惑星AR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (24 ratings)](https://appshunter.io/ios/app/skyorb-classic-astronomy/id338051358/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 53.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Freemium | **Free** |
| Size | 143 MB | 81 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stephane Denis](https://appshunter.io/developer/295455703) | [Thunderbird, Inc.](https://appshunter.io/developer/1066532988) |

## What reviewers say

### SkyORB Classic Astronomy

[App page](https://appshunter.io/ios/app/skyorb-classic-astronomy/id338051358)

Explore the cosmos with a 3D planetarium and real-time celestial event tracking. Identify stars and planets using your device's sensors and AR, and receive notifications for upcoming astronomical phenomena. Access detailed information and simulations from any location.

**Highlights:** 3D star map and planetarium, Real-time planet orbits, AR night sky identification, Celestial event notifications, Universal search for celestial objects, Moon phase tracking, Worldwide sky simulations

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-year Premium Subscription | $1.99 | per year |
| Premium Version | $3.99 | one-time |

**What reviewers like**

- 🌟 Great app for stargazing
- 🔍 Useful for identifying stars, planets, and constellations
- 📅 Helpful calendar of astronomical events
- 🌍 Accurate representation of the night sky

**What reviewers complain about**

- 🤔 Confusing and unintuitive interface
- 🐛 Frequent crashes and bugs
- 💰 Paywall for many features
- 🔍 Inaccurate or missing information
- 🔌 Drains battery quickly

**Reported bugs**

- Compass and orientation issues
- Inconsistent behavior across devices
- Incorrect or outdated celestial data
- Persistent login and subscription problems

**Requested features**

- More detailed instructions and tutorials
- Improved search and navigation
- Ability to track comets and asteroids
- Seamless integration with telescopes


### 惑星AR

[App page](https://appshunter.io/ios/app/ar/id1575645390)

Explore the solar system with interactive visualizations. Understand planetary sizes and distances through intuitive modes, and learn fascinating facts with quizzes. Ideal for grasping astronomical concepts visually.

**Highlights:** Size comparison mode, Distance comparison mode, Orbit visualization, Interactive 3D manipulation, Detailed planet information, Quiz-based trivia

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SkyORB Classic Astronomy free?

SkyORB Classic Astronomy is free to download, with in-app purchases available.

### Is 惑星AR free?

惑星AR is free to download, with no in-app purchases.

### Do SkyORB Classic Astronomy or 惑星AR have ads?

SkyORB Classic Astronomy shows ads; 惑星AR does not.

### Which is updated more often, SkyORB Classic Astronomy or 惑星AR?

SkyORB Classic Astronomy ships an update every 2 months, and 惑星AR every 7 months. Most recently, SkyORB Classic Astronomy was updated on October 23, 2026 and 惑星AR on October 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*