# Exoplanet vs SkyORB ∞ Astronomy

The clearest difference is review sentiment: Exoplanet at 91% against SkyORB ∞ Astronomy's 0%. Exoplanet also leads on price (Free vs $2.99) and rating (4.7 vs 4.0). SkyORB ∞ Astronomy's advantage is in-app purchases (none vs 7). On ads and device support there is nothing between them.

Exoplanet is free to download; SkyORB ∞ Astronomy costs $2.99 up front. Exoplanet sells 7 one-off in-app purchases. SkyORB ∞ Astronomy asks for nothing beyond the download.

Exoplanet holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Exoplanet has 975 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 91% of Exoplanet's written reviews are positive against 0% of SkyORB ∞ Astronomy's.

Exoplanet ships an update every 2 weeks, SkyORB ∞ Astronomy every 2 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Exoplanet | SkyORB ∞ Astronomy |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.7 (975 ratings)](https://appshunter.io/ios/app/exoplanet/id327702034/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/skyorb-astronomy/id1625985880/reviews) |
| Number of ratings | **975** | 1 |
| Positive reviews | **90.9% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 105 MB | 303 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod, Apple TV | **iPhone, iPad, iPod, Apple TV, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Hanno Rein](https://appshunter.io/developer/325840976) | [Stephane Denis](https://appshunter.io/developer/295455703) |

## What reviewers say

### Exoplanet

[App page](https://appshunter.io/ios/app/exoplanet/id327702034)

Explore a vast, interactive database of discovered exoplanets and their host stars. Visualize their physical properties, locations in the night sky, and orbital paths. Discover the observable universe from Earth to the cosmic microwave background with stunning 3D models and augmented reality features.

**Highlights:** Interactive visualizations and animations, Daily updated exoplanet and host star properties, 3D Milky Way model with exoplanet locations, Augmented reality sky map, Exoplanet orbit and habitable zone visualizations, Data from multiple exoplanet catalogs

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Galaxy Clusters and CMB | $0.99 | one-time |
| Asteroids | $0.99 | one-time |
| Gaia Stars | $0.99 | one-time |
| S-Stars | $0.99 | one-time |
| Catalogues | $0.99 | one-time |
| Developer Appreciation Coffee | $1.99 | one-time |
| Kepler Add-on | $2.99 | one-time |

**What reviewers like**

- 🚀 Great app
- 👍 Insanely entertaining
- 👍 Amazing graphics and interactive diorama
- 👍 Detailed explanation of planets
- 👍 Awesome app for astronomy and physics lovers

**What reviewers complain about**

- 🐛 Some exoplanets not showing up in search
- 🐛 Inconsistent behavior when switching between databases
- 🔒 Paid upgrades required to access more features
- 🐛 Upgrade purchase issues with Galaxy Clusters and CMB add-on
- 🐛 Exoplanets represented as generic white balls

**Reported bugs**

- Upgrade purchase issues with Galaxy Clusters and CMB add-on
- Kepler objects of interest disappearing when switching databases

**Requested features**

- Add more detailed textures and visuals for exoplanets
- Ability to view multiple databases simultaneously
- Option to see planet surfaces and atmospheres
- Inclusion of dwarf planets in our solar system
- Ability to zoom in on and explore other galaxies


### SkyORB ∞ Astronomy

[App page](https://appshunter.io/ios/app/skyorb-astronomy/id1625985880)

Explore the universe with an interactive 3D star map, real-time celestial positions, and a 14-day schedule of astronomical events. Identify stars and planets using augmented reality and access detailed information about celestial bodies.

**Highlights:** Interactive 3D star map, Real-time celestial positions, Augmented Reality (AR) identification, 14-day astronomical event schedule, Detailed planet and celestial body information, Time shift feature for celestial events

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Exoplanet free?

Exoplanet is free to download, with in-app purchases available.

### Is SkyORB ∞ Astronomy free?

SkyORB ∞ Astronomy costs $2.99, with no in-app purchases.

### Which has better reviews, Exoplanet or SkyORB ∞ Astronomy?

Exoplanet is rated higher. Exoplanet averages 4.7 out of 5 from 975 ratings, while SkyORB ∞ Astronomy averages 4.0 from 1 ratings.

### Do Exoplanet or SkyORB ∞ Astronomy have ads?

Neither Exoplanet nor SkyORB ∞ Astronomy shows ads.

### Which is updated more often, Exoplanet or SkyORB ∞ Astronomy?

Exoplanet ships an update every 2 weeks, and SkyORB ∞ Astronomy every 2 months. Most recently, Exoplanet was updated on October 26, 2026 and SkyORB ∞ Astronomy on October 24, 2026.

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