# Unbreakable Blocks vs Rocket Simulator Flight 3D

The clearest difference is rating: Unbreakable Blocks at 4.6 against Rocket Simulator Flight 3D's 3.4. Unbreakable Blocks also leads on review sentiment (49% vs 8%) and in-app purchases (none vs 12). Rocket Simulator Flight 3D's advantage is update cadence (every 6 weeks vs every 12 months) and ratings volume (361 vs 5). On price and device support there is nothing between them.

Both are free to download. Rocket Simulator Flight 3D sells 12 in-app purchases, starting at $6.99 per 7 days. Unbreakable Blocks asks for nothing beyond the download.

Unbreakable Blocks holds the better App Store score, 4.6 against 3.4. That said, the two scores are not equally well evidenced: Rocket Simulator Flight 3D has 361 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 49% of Unbreakable Blocks's written reviews are positive against 8% of Rocket Simulator Flight 3D's.

Unbreakable Blocks ships an update every 12 months, Rocket Simulator Flight 3D every 6 weeks. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Unbreakable Blocks | Rocket Simulator Flight 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/unbreakable-blocks/id322432467/reviews)** | [3.4 (361 ratings)](https://appshunter.io/ios/app/rocket-simulator-flight-3d/id1088205043/reviews) |
| Number of ratings | 5 | **361** |
| Positive reviews | **49.3% of reviews** | 7.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 76 MB | 382 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Teruaki Onoda](https://appshunter.io/developer/299679426) | [Simulators Live, LLC](https://appshunter.io/developer/1195044263) |

## What reviewers say

### Unbreakable Blocks

[App page](https://appshunter.io/ios/app/unbreakable-blocks/id322432467)

This game challenges players to avoid breaking any blocks. It offers a unique twist on traditional block-breaking mechanics, focusing on preservation rather than destruction. Experience a different kind of puzzle gameplay.

**Highlights:** Unique block preservation gameplay, Challenging puzzle mechanics, Simple, intuitive controls, Focus on strategic avoidance

**Features:** Vision Pro support

**In-app purchases:** none


### Rocket Simulator Flight 3D

[App page](https://appshunter.io/ios/app/rocket-simulator-flight-3d/id1088205043)

Design, build, and launch your own rockets in a realistic space simulation. Explore the cosmos, navigate asteroid fields, and complete challenging missions with intuitive flight controls.

**Highlights:** Rocket construction with customizable parts, Open space exploration, Challenging missions, Intuitive flight controls, Realistic rocket launching experience

**Features:** macOS Compatibility

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week Subscription | $6.99 | per 7 days |
| 1 Month Subscription | $9.99 | per month |
| 1 Week Subscription | $9.99 | per 7 days |
| Flying Spaceship Constructor | $10.99 | per year |
| 1 Week Subscription | $10.99 | per 7 days |
| 1 Month Subscription | $19.99 | per month |
| 3 Month Subscription | $29.99 | per 3 months |
| 2 Month Subscription | $39.99 | per 2 months |
| Disable Ads | $14.99 | one-time |
| Full Package | $14.99 | one-time |
| Special Offer | $15.99 | one-time |
| Full Version | $29.99 | one-time |

**What reviewers like**

- 🚀 Interesting game
- 💡 Cool graphics and videos
- 😊 Some users find it fun

**What reviewers complain about**

- 🐛 Frequent crashes and glitches
- 💰 Requires expensive subscription to play
- 📺 Too many intrusive ads
- 🤔 Unclear gameplay and controls
- 🔒 Locked content behind paywall

**Reported bugs**

- Game keeps crashing
- Unable to launch rockets or progress past initial levels
- Subscription purchase not working as expected

**Requested features**

- Add tutorial and instructions
- Make the full game available without subscription
- Reduce ads and make them less intrusive


## Frequently asked questions

### Is Unbreakable Blocks free?

Unbreakable Blocks is free to download, with no in-app purchases.

### Is Rocket Simulator Flight 3D free?

Rocket Simulator Flight 3D is free to download, with in-app purchases available.

### Which has better reviews, Unbreakable Blocks or Rocket Simulator Flight 3D?

Unbreakable Blocks is rated higher. Unbreakable Blocks averages 4.6 out of 5 from 5 ratings, while Rocket Simulator Flight 3D averages 3.4 from 361 ratings.

### Do Unbreakable Blocks or Rocket Simulator Flight 3D have ads?

Rocket Simulator Flight 3D shows ads; Unbreakable Blocks does not.

### Which is updated more often, Unbreakable Blocks or Rocket Simulator Flight 3D?

Unbreakable Blocks ships an update every 12 months, and Rocket Simulator Flight 3D every 6 weeks. Most recently, Unbreakable Blocks was updated on October 6, 2026 and Rocket Simulator Flight 3D on October 12, 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.*