# SORUS SHIELD! vs BlockBust

The clearest difference is in-app purchases: BlockBust at none against SORUS SHIELD!'s 2. BlockBust also leads on update cadence (every 6 days vs every 5 weeks). SORUS SHIELD!'s advantage is iOS requirement (9.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. SORUS SHIELD! sells 2 one-off in-app purchases. BlockBust asks for nothing beyond the download.

SORUS SHIELD! ships an update every 5 weeks, BlockBust every 6 days. The most recent releases landed on August 22, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | SORUS SHIELD! | BlockBust |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (23 ratings)](https://appshunter.io/ios/app/sorus-shield/id1062512313/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 47 MB | 5 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marcus Dobler Applications UG (haftungsbeschränkt)](https://appshunter.io/developer/1041674165) | [Enrico Castelli](https://appshunter.io/developer/1491683849) |

## What reviewers say

### SORUS SHIELD!

[App page](https://appshunter.io/ios/app/sorus-shield/id1062512313)

Engage in a strategic action and puzzle game where you pilot a spaceship to detonate light mines.  Save the universe from alien invasion by clearing minefields through careful planning and execution.

**Highlights:** Strategic action and puzzle gameplay, Two game modes: Mission & Arcade, 101 Missions to solve, Unlockable Arcade Levels, Game Center Achievements, Arcade mode leaderboard

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy all missions | $0.99 | one-time |
| Buy all arcade levels | $0.99 | one-time |


### BlockBust

[App page](https://appshunter.io/ios/app/blockbust/id6446684183)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SORUS SHIELD! free?

SORUS SHIELD! is free to download, with in-app purchases available.

### Is BlockBust free?

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

### Do SORUS SHIELD! or BlockBust have ads?

Neither SORUS SHIELD! nor BlockBust shows ads.

### Which is updated more often, SORUS SHIELD! or BlockBust?

SORUS SHIELD! ships an update every 5 weeks, and BlockBust every 6 days. Most recently, SORUS SHIELD! was updated on August 22, 2026 and BlockBust on September 23, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*