# Constellation Map mobile vs X

The clearest difference is review sentiment: Constellation Map mobile at 86% against X's 0%. Constellation Map mobile also leads on rating (4.7 vs 1.3) and ratings volume (4.6K vs 3). X's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Constellation Map mobile sells 1 in-app purchase, starting at $1.99 per month and X sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Constellation Map mobile holds the better App Store score, 4.7 against 1.3. That said, the two scores are not equally well evidenced: Constellation Map mobile has 4.6K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 86% of Constellation Map mobile's written reviews are positive against 0% of X's.

Constellation Map mobile ships an update every 3 weeks, X every 3 months. The most recent releases landed on October 18, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Constellation Map mobile | X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (4.6K ratings)](https://appshunter.io/ios/app/constellation-map-mobile/id1435568096/reviews)** | [1.3 (3 ratings)](https://appshunter.io/ios/app/x-trails-pro/id1622662470/reviews) |
| Number of ratings | **4.6K** | 3 |
| Positive reviews | **86.4% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 39 MB | 47 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [siranet GK](https://appshunter.io/developer/1435568095) | [Roni Waserman](https://appshunter.io/developer/1384422367) |

## What reviewers say

### Constellation Map mobile

[App page](https://appshunter.io/ios/app/constellation-map-mobile/id1435568096)

Explore the night sky by pointing your device upwards. Identify stars, constellations, and planets with detailed information. View celestial bodies below the horizon and track planetary orbits.

**Highlights:** Identify stars, constellations, and planets, View celestial bodies below the horizon, Track planetary orbits, Display over 100 bright stars and objects, Zoom and pan with touch gestures, Toggle display of constellation lines and names

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads  1 month | $1.99 | per month |

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate star/planet mapping
- 💡 Helpful for beginners and experts
- 🌟 Great for stargazing and astrophotography
- 🌙 Useful moon phase and solar orbit information

**What reviewers complain about**

- 🐛 Alignment/calibration issues
- 🔀 Reversed/incorrect orientation
- 🔍 Difficulty locating specific celestial objects
- 💻 Compatibility problems on some devices

**Reported bugs**

- App crashes on opening
- Incorrect positioning of sun, moon, and planets
- Constellation names disappearing or not displaying properly

**Requested features**

- Add option to view constellations from inside the celestial sphere
- Improve search functionality to easily find planets, stars, and galaxies
- Provide more detailed information and descriptions for celestial objects
- Add ability to calibrate the app to match the actual sky view


### X

[App page](https://appshunter.io/ios/app/x-trails-pro/id1622662470)

Explore the solar system, Earth's atmosphere, and its structure with engaging audio and video content. This app offers an entertaining and educational journey for all ages, created by a team of experts.

**Highlights:** Audio guides for Solar System Trail, On-demand content, Audio and video on Earth's atmosphere, Content on Earth's structure, Solar System exploration, Expert-created content

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A Comet's Journey | $0.99 | one-time |
| Journey To The Centre Of Earth | $0.99 | one-time |
| A Mission To Mars | $0.99 | one-time |
| A Mission To The ISS | $0.99 | one-time |
| A Voyage To Saturn | $0.99 | one-time |
| Solar System Experience | $0.99 | one-time |
| The World Under Our Feet | $0.99 | one-time |
| Tour The Atmosphere | $0.99 | one-time |
| When Dinosaurs Moved | $0.99 | one-time |
| Moons Of The Solar System | $0.99 | one-time |


## Frequently asked questions

### Is Constellation Map mobile free?

Constellation Map mobile is free to download, with in-app purchases available.

### Is X free?

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

### Which has better reviews, Constellation Map mobile or X?

Constellation Map mobile is rated higher. Constellation Map mobile averages 4.7 out of 5 from 4.6K ratings, while X averages 1.3 from 3 ratings.

### Do Constellation Map mobile or X have ads?

Constellation Map mobile shows ads; X does not.

### Which is updated more often, Constellation Map mobile or X?

Constellation Map mobile ships an update every 3 weeks, and X every 3 months. Most recently, Constellation Map mobile was updated on October 18, 2026 and X on October 6, 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.*