# Worm Cave vs Composer Block

The clearest difference is in-app purchases: Composer Block at none against Worm Cave's 1. Composer Block also leads on iOS requirement (12.0 vs 15.0). Worm Cave's advantage is update cadence (every 2 days vs weekly). On price, ads and device support there is nothing between them.

Both are free to download. Worm Cave sells 1 one-off in-app purchase. Composer Block asks for nothing beyond the download.

Worm Cave ships an update every 2 days, Composer Block weekly. The most recent releases landed on October 28, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Worm Cave | Composer Block |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Weekly |
| Size | 10 MB | 172 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CAIO DOUNIS ACCIOLY CONSULTORIA EM TECNOLOGIA DA INFORMACAO LTDA](https://appshunter.io/developer/1816822686) | [True Introvert (Beijing) Technology Co., Ltd](https://appshunter.io/developer/1719932266) |

## What reviewers say

### Worm Cave

[App page](https://appshunter.io/ios/app/worm-cave/id6746423626)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### Composer Block

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Worm Cave free?

Worm Cave is free to download, with in-app purchases available.

### Is Composer Block free?

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

### Do Worm Cave or Composer Block have ads?

Both Worm Cave and Composer Block show ads.

### Which is updated more often, Worm Cave or Composer Block?

Worm Cave ships an update every 2 days, and Composer Block weekly. Most recently, Worm Cave was updated on October 28, 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.*