# xSky vs X

The clearest difference is review sentiment: xSky at 79% against X's 0%. xSky also leads on rating (4.3 vs 1.3) and in-app purchases (none vs 10). On price, update cadence, ads and monetization model there is nothing between them.

Both are free to download. X sells 10 one-off in-app purchases. xSky asks for nothing beyond the download.

xSky holds the better App Store score, 4.3 against 1.3. That said, the two scores are not equally well evidenced: xSky has 80 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 79% of xSky's written reviews are positive against 0% of X's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | xSky | X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (80 ratings)](https://appshunter.io/ios/app/xsky/id850941042/reviews)** | [1.3 (3 ratings)](https://appshunter.io/ios/app/x-trails-pro/id1622662470/reviews) |
| Number of ratings | **80** | 3 |
| Positive reviews | **79.4% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 60 MB | 46 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oleg Sur](https://appshunter.io/developer/1454732575) | [Roni Waserman](https://appshunter.io/developer/1384422367) |

## What reviewers say

### xSky

[App page](https://appshunter.io/ios/app/xsky/id850941042)

Explore the cosmos with a virtual telescope. Point your device at the sky to identify celestial bodies. Zoom in for detailed views and use a search function to locate specific objects.

**Highlights:** Virtual telescope functionality, Identify Sun, Moon, Planets, Stars, Galaxies, Zoom up to a million times, Screen lock to stop motion, Object search arrow, Soft music and sound effects

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🔭 Realistic space simulation
- ✨ Beautiful visuals and music
- 👍 Easy to use interface
- 💡 Great for learning astronomy
- 💯 Highly accurate object identification

**What reviewers complain about**

- 🐛 App crashing issues
- 🧭 Location services not working
- 🔄 Inconsistent with reality (out of sync)
- 📱 Not optimized for all devices (e.g., iPhone 12)
- 🎛️ Hard to control

**Reported bugs**

- App keeps crashing
- Location services not working/picking a country
- App closes immediately upon opening
- App is glitchy and moves by itself
- Search button not working in horizontal position

**Requested features**

- Camera feature for high-quality photos
- Ability to turn down exposure for photos
- Facts read aloud about celestial objects
- Traditional constellation names (e.g., Virgo, Taurus)
- Show International Space Station or other satellites


### 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 xSky free?

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

### Is X free?

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

### Which has better reviews, xSky or X?

xSky is rated higher. xSky averages 4.3 out of 5 from 80 ratings, while X averages 1.3 from 3 ratings.

### Do xSky or X have ads?

Neither xSky nor X shows ads.

### Which is updated more often, xSky or X?

xSky ships an update every 3 months, and X every 3 months. Most recently, xSky was updated on October 20, 2026 and X 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.*