# Solar Smash 2D vs Solar System Sim

The clearest difference is update cadence: Solar System Sim at every 5 days against Solar Smash 2D's every 2 months. Solar Smash 2D's advantage is rating (4.7 vs 4.5) and ratings volume (14K vs 4.4K). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Solar Smash 2D sells 1 one-off in-app purchase and Solar System Sim sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Solar Smash 2D holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 14K and 4.4K respectively. Written reviews point the same way: 82% of Solar Smash 2D's written reviews are positive against 81% of Solar System Sim's.

Solar Smash 2D ships an update every 2 months, Solar System Sim every 5 days. Both last shipped on November 1, 2026.

## The numbers

| Metric | Solar Smash 2D | Solar System Sim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (14K ratings)](https://appshunter.io/ios/app/solar-smash-2d-space-game/id1622164579/reviews)** | [4.5 (4.4K ratings)](https://appshunter.io/ios/app/solar-system-sim/id6447612221/reviews) |
| Number of ratings | **14K** | 4.4K |
| Positive reviews | **82.1% of reviews** | 80.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 252 MB | 522 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [PARADYME LIMITED](https://appshunter.io/developer/1327375963) | [WPC](https://appshunter.io/developer/1681830786) |

## What reviewers say

### 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


### Solar System Sim

[App page](https://appshunter.io/ios/app/solar-system-sim/id6447612221)

Simulate and explore celestial bodies within our solar system and beyond. Create your own solar systems, experiment with gravity and physics, and observe orbital mechanics in action.

**Highlights:** Explore planets and moons, Visit nearby stars, Create custom solar systems, Gravity and physics simulation, Recalculate orbits, Newton's laws implementation

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HD Mars | $2.99 | one-time |
| HD Earth | $2.99 | one-time |
| HD Moon | $2.99 | one-time |
| No-ads | $3.99 | one-time |
| HD 3-body pack | $6.99 | one-time |

**What reviewers like**

- 🚀 Realistic simulation
- 🚀 Detailed solar system
- 🚀 Ability to create custom solar systems
- 🚀 Impressive graphics
- 🚀 Frequent updates

**What reviewers complain about**

- 🐛 Crashes and glitches
- 🔋 High battery consumption
- 💰 Excessive ads
- 🐛 Saving and loading issues
- 🐛 Unstable orbits

**Reported bugs**

- Planets/moons disappearing after saving and loading
- Bright flashes and screen distortions
- Planets/objects getting stuck inside stars
- Crashes when colliding or editing certain objects
- Inconsistent orbital mechanics and moons ejecting from planets

**Requested features**

- Add more galaxy and nebula textures
- Implement realistic supernova effects
- Allow customization of planet atmospheres and terrain
- Add binary star systems and rogue planets
- Introduce a galaxy maker and collision feature


## Frequently asked questions

### Is Solar Smash 2D free?

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

### Is Solar System Sim free?

Solar System Sim is free to download, with in-app purchases available.

### Which has better reviews, Solar Smash 2D or Solar System Sim?

Solar Smash 2D is rated higher. Solar Smash 2D averages 4.7 out of 5 from 14K ratings, while Solar System Sim averages 4.5 from 4.4K ratings.

### Do Solar Smash 2D or Solar System Sim have ads?

Both Solar Smash 2D and Solar System Sim show ads.

### Which is updated more often, Solar Smash 2D or Solar System Sim?

Solar Smash 2D ships an update every 2 months, and Solar System Sim every 5 days. Most recently, Solar Smash 2D was updated on November 1, 2026 and Solar System Sim on November 1, 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.*