# Spaceship Rocket Simulator vs Retro Tower

The clearest difference is in-app purchases: Spaceship Rocket Simulator at none against Retro Tower's 1. Spaceship Rocket Simulator also leads on iOS requirement (13.0 vs 18.0). Retro Tower's advantage is ads (none vs shown) and update cadence (daily vs every 6 weeks). On price and device support there is nothing between them.

Both are free to download. Retro Tower sells 1 one-off in-app purchase. Spaceship Rocket Simulator asks for nothing beyond the download.

Spaceship Rocket Simulator ships an update every 6 weeks, Retro Tower daily. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Spaceship Rocket Simulator | Retro Tower |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.8 (20 ratings)](https://appshunter.io/ios/app/spaceship-rocket-simulator/id6449421789/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Daily** |
| Monetization | Ad-supported | — |
| Size | 143 MB | 32 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 12+ |
| Developer | [Muhammad Rashid](https://appshunter.io/developer/1712841055) | [Thomas Rhode](https://appshunter.io/developer/1798251236) |

## What reviewers say

### Spaceship Rocket Simulator

[App page](https://appshunter.io/ios/app/spaceship-rocket-simulator/id6449421789)

Build and launch custom rockets to explore the galaxy. Experience realistic orbital mechanics and discover new planets and alien life. Defend your civilizations from cosmic threats in this open-universe space flight simulator.

**Highlights:** Build custom rockets from parts, Realistic orbital mechanics, Explore open universe, Discover new planets and alien life, Defend planets from threats, Recreate favorite space flights

**Features:** macOS Compatibility

**In-app purchases:** none


### Retro Tower

[App page](https://appshunter.io/ios/app/retro-tower-building-tycoon/id6816649022)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Retro Tower Full Game | $3.99 | one-time |


## Frequently asked questions

### Is Spaceship Rocket Simulator free?

Spaceship Rocket Simulator is free to download, with no in-app purchases.

### Is Retro Tower free?

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

### Do Spaceship Rocket Simulator or Retro Tower have ads?

Spaceship Rocket Simulator shows ads; Retro Tower does not.

### Which is updated more often, Spaceship Rocket Simulator or Retro Tower?

Spaceship Rocket Simulator ships an update every 6 weeks, and Retro Tower daily. Most recently, Spaceship Rocket Simulator was updated on November 3, 2026 and Retro Tower on November 6, 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.*