# Boson X vs Ultimate Space War

The clearest difference is price: Ultimate Space War at Free against Boson X's $2.99. Ultimate Space War also leads on update cadence (fortnightly vs every 6 months) and rating (5.0 vs 4.7). Boson X's advantage is ads (none vs shown) and ratings volume (104 vs 1). On in-app purchases and device support there is nothing between them.

Ultimate Space War is free to download; Boson X costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Ultimate Space War holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Boson X has 104 ratings behind it against 1, so its average is the more settled of the two.

Boson X ships an update every 6 months, Ultimate Space War fortnightly. The most recent releases landed on October 29, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Boson X | Ultimate Space War |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.7 (104 ratings)](https://appshunter.io/ios/app/boson-x/id660600531/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ultimate-space-war/id6772131144/reviews)** |
| Number of ratings | **104** | 1 |
| Positive reviews | 83.2% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Fortnightly** |
| Monetization | Paid | **Ad-supported** |
| Size | 22 MB | 165 MB |
| Requires iOS | **9.3** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Shape Shop Pty Ltd atf Shape Shop Trust](https://appshunter.io/developer/1790758342) | [Jatin Sharma](https://appshunter.io/developer/1885269258) |

## What reviewers say

### Boson X

[App page](https://appshunter.io/ios/app/boson-x/id660600531)

Experience a fast-paced rotational runner set within a particle accelerator. Jump between Planck units, generate high-energy collisions, and discover new particles in a hazardous subatomic world. This game emphasizes precise timing and reflexes without in-app purchases or power-ups.

**Highlights:** Rotational runner gameplay, Particle accelerator setting, Quantum jumping mechanics, High-energy collision generation, Subatomic world navigation, Precise timing and reflexes required

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Beautiful graphics
- 🚀 Smooth gameplay
- 💡 Unique and challenging levels
- 🎮 Addictive and fun

**What reviewers complain about**

- 🐛 Lagging issues on newer devices
- 🔋 High battery consumption
- 🕹️ Unresponsive controls

**Reported bugs**

- Crashes on launch
- Aspect ratio issues on iPhone 5/6
- Laser spawning bug on later levels

**Requested features**

- More levels and content
- Difficulty settings
- Improved controls
- Cloud save support


### Ultimate Space War

[App page](https://appshunter.io/ios/app/ultimate-space-war/id6772131144)

Pilot an advanced fighter jet to defend the galaxy from alien invaders. Earn XP and coins to permanently upgrade your ship and unlock new abilities. Choose between level-based progression or endless arcade action.

**Highlights:** Player progression and hangar upgrades, Two game modes: Sectors and Quick Play, Dynamic spaceship evolution with power-ups, Tactical screen-clearing bombs, Intuitive drag controls, Cloud saves and live updates

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

**In-app purchases:** none


## Frequently asked questions

### Is Boson X free?

Boson X costs $2.99, with no in-app purchases.

### Is Ultimate Space War free?

Ultimate Space War is free to download, with no in-app purchases.

### Which has better reviews, Boson X or Ultimate Space War?

Ultimate Space War is rated higher. Boson X averages 4.7 out of 5 from 104 ratings, while Ultimate Space War averages 5.0 from 1 ratings.

### Do Boson X or Ultimate Space War have ads?

Ultimate Space War shows ads; Boson X does not.

### Which is updated more often, Boson X or Ultimate Space War?

Boson X ships an update every 6 months, and Ultimate Space War fortnightly. Most recently, Boson X was updated on October 29, 2026 and Ultimate Space War on October 7, 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.*