# Space Merge X vs Solar System Destruction

The clearest difference is in-app purchases: Solar System Destruction at none against Space Merge X's 1. Solar System Destruction also leads on update cadence (every 3 weeks vs every 3 months) and ratings volume (63 vs 8). Space Merge X's advantage is ads (none vs shown) and rating (3.8 vs 3.3). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Space Merge X sells 1 one-off in-app purchase. Solar System Destruction asks for nothing beyond the download.

Space Merge X holds the better App Store score, 3.8 against 3.3. That said, the two scores are not equally well evidenced: Solar System Destruction has 63 ratings behind it against 8, so its average is the more settled of the two.

Space Merge X ships an update every 3 months, Solar System Destruction every 3 weeks. The most recent releases landed on October 3, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Space Merge X | Solar System Destruction |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (8 ratings)](https://appshunter.io/ios/app/space-merge-x-planets-fun/id1522465254/reviews)** | [3.3 (63 ratings)](https://appshunter.io/ios/app/solar-system-destruction/id6474612921/reviews) |
| Number of ratings | 8 | **63** |
| Positive reviews | — | 13.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 97 MB | 181 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Egor Kunovsky](https://appshunter.io/developer/1810232243) | [Ahmad Jalil Qarshi](https://appshunter.io/developer/1453678436) |

## What reviewers say

### Space Merge X

[App page](https://appshunter.io/ios/app/space-merge-x-planets-fun/id1522465254)

Merge identical planets by placing them on a circle to complete levels and discover new celestial bodies. Utilize boosters to strategically delete or merge planets, accelerating your journey through the cosmos. Enjoy a relaxing puzzle experience as you expand your planetary collection.

**Highlights:** Planet merging gameplay, Level completion for discovery, Booster items, Planet deletion option, Intuitive controls

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Boosters | $1.99 | one-time |


### Solar System Destruction

[App page](https://appshunter.io/ios/app/solar-system-destruction/id6474612921)

Embark on an adventurous space journey where you can attack and destroy planets using various weapons. Progress through increasingly challenging levels in a visually appealing solar system environment. Experience an adrenaline rush as you demolish celestial bodies with diverse attacking options.

**Highlights:** Space exploration and planet attack, Variety of destructive weapons, Challenging levels with increasing difficulty, Appealing solar system environments, Multiple attacking options

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Space Merge X free?

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

### Is Solar System Destruction free?

Solar System Destruction is free to download, with no in-app purchases.

### Which has better reviews, Space Merge X or Solar System Destruction?

Space Merge X is rated higher. Space Merge X averages 3.8 out of 5 from 8 ratings, while Solar System Destruction averages 3.3 from 63 ratings.

### Do Space Merge X or Solar System Destruction have ads?

Solar System Destruction shows ads; Space Merge X does not.

### Which is updated more often, Space Merge X or Solar System Destruction?

Space Merge X ships an update every 3 months, and Solar System Destruction every 3 weeks. Most recently, Space Merge X was updated on October 3, 2026 and Solar System Destruction on October 19, 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.*