# Orbit defenders vs Composer Block

The clearest difference is update cadence: Composer Block at weekly against Orbit defenders's every 3 weeks. Orbit defenders's advantage is iOS requirement (10.1 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Orbit defenders ships an update every 3 weeks, Composer Block weekly. Both last shipped on October 13, 2026.

## The numbers

| Metric | Orbit defenders | Composer Block |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/orbit-defenders/id1519670204/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 78 MB | 172 MB |
| Requires iOS | **10.1** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Nezam Ansari](https://appshunter.io/developer/1622381137) | [True Introvert (Beijing) Technology Co., Ltd](https://appshunter.io/developer/1719932266) |

## What reviewers say

### Orbit defenders

[App page](https://appshunter.io/ios/app/orbit-defenders/id1519670204)

Engage in a thrilling spaceship shooter experience, defending the Earth from alien invaders. Progress through levels to unlock new equipment or test your endurance in an endless battle mode.

**Highlights:** Spaceship shooter gameplay, Eliminate aliens, Level Mode with equipment unlocks, Infinity Mode with gold and item purchases, Defend against sky invaders

**Features:** macOS Compatibility

**In-app purchases:** none


### Composer Block

[App page](https://appshunter.io/ios/app/composer-block/id6755597644)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Orbit defenders free?

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

### Is Composer Block free?

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

### Do Orbit defenders or Composer Block have ads?

Both Orbit defenders and Composer Block show ads.

### Which is updated more often, Orbit defenders or Composer Block?

Orbit defenders ships an update every 3 weeks, and Composer Block weekly. Most recently, Orbit defenders was updated on October 13, 2026 and Composer Block on October 13, 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.*