# Atom Runner vs Solar Smash 2D

The clearest difference is in-app purchases: Atom Runner at none against Solar Smash 2D's 1. Atom Runner also leads on update cadence (every 4 days vs every 2 months) and rating (5.0 vs 4.7). Solar Smash 2D's advantage is ratings volume (14K vs 5). On price, ads and device support there is nothing between them.

Both are free to download. Solar Smash 2D sells 1 one-off in-app purchase. Atom Runner asks for nothing beyond the download.

Atom Runner holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Solar Smash 2D has 14K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 100% of Atom Runner's written reviews are positive against 82% of Solar Smash 2D's.

Atom Runner ships an update every 4 days, Solar Smash 2D every 2 months. The most recent releases landed on October 17, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Atom Runner | Solar Smash 2D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/atom-runner-quantum-escape/id1538220660/reviews)** | [4.7 (14K ratings)](https://appshunter.io/ios/app/solar-smash-2d-space-game/id1622164579/reviews) |
| Number of ratings | 5 | **14K** |
| Positive reviews | **100.0% of reviews** | 82.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Every 2 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 112 MB | 252 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [heroRocket() Games LLC](https://appshunter.io/developer/1435200791) | [PARADYME LIMITED](https://appshunter.io/developer/1327375963) |

## What reviewers say

### Atom Runner

[App page](https://appshunter.io/ios/app/atom-runner-quantum-escape/id1538220660)

Race through a surreal quantum universe as a sub-atomic hero collecting particles. Utilize double-jump abilities to navigate a 2D side-scrolling landscape and achieve the highest score in this endless runner.

**Highlights:** Infinite runner gameplay, Collect quantum particles, Double-jump ability, 2D side-scroller format, Hyper-realistic graphics, High score challenges

**Features:** macOS Compatibility

**In-app purchases:** none


### Solar Smash 2D

[App page](https://appshunter.io/ios/app/solar-smash-2d-space-game/id1622164579)

Explore unique destruction mechanics in a space-themed sandbox. Break planets into pieces, control spaceships in epic battles, or design your own celestial bodies with custom physics.

**Highlights:** Unique destruction mechanics, Break planets into pieces, Physics-based planet movement, Control and spawn spaceships, Create space battles, Draw custom planets

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AdFree | $3.99 | one-time |

**What reviewers like**

- 👍 Good game
- 🚀 Endless entertainment
- 🚀 Amazing space battles
- 🚀 Customizable planets
- 🚀 Controllable ships

**What reviewers complain about**

- 🐛 Bugs with movement controls
- 🐛 Glitches when switching maps
- 🔒 Aggressive monetization with gem system

**Reported bugs**

- Movement controls disappear when switching maps
- Soft-lock when controlling ships and resetting world
- Gem counter bug showing incorrect values

**Requested features**

- Add more ships and factions to spawn
- Allow controlling of larger ships and bosses
- Implement faction relationship editor
- Add pause, slow-motion, and speed up controls
- Expand custom planet creation tools


## Frequently asked questions

### Is Atom Runner free?

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

### Is Solar Smash 2D free?

Solar Smash 2D is free to download, with in-app purchases available.

### Which has better reviews, Atom Runner or Solar Smash 2D?

Atom Runner is rated higher. Atom Runner averages 5.0 out of 5 from 5 ratings, while Solar Smash 2D averages 4.7 from 14K ratings.

### Do Atom Runner or Solar Smash 2D have ads?

Both Atom Runner and Solar Smash 2D show ads.

### Which is updated more often, Atom Runner or Solar Smash 2D?

Atom Runner ships an update every 4 days, and Solar Smash 2D every 2 months. Most recently, Atom Runner was updated on October 17, 2026 and Solar Smash 2D on October 31, 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.*