# Composer Block vs Pencil Sort 3D

Composer Block and Pencil Sort 3D are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Composer Block ships an update weekly, Pencil Sort 3D every 4 days. The most recent releases landed on September 27, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Composer Block | Pencil Sort 3D |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Weekly | **Every 4 days** |
| Size | 172 MB | 142 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [True Introvert (Beijing) Technology Co., Ltd](https://appshunter.io/developer/1719932266) | [GamesTown](https://appshunter.io/developer/1694890040) |

## What reviewers say

### Composer Block

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Pencil Sort 3D

[App page](https://appshunter.io/ios/app/pencil-sort-3d-color-match/id6756420249)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Composer Block free?

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

### Is Pencil Sort 3D free?

Pencil Sort 3D is free to download, with no in-app purchases.

### Do Composer Block or Pencil Sort 3D have ads?

Both Composer Block and Pencil Sort 3D show ads.

### Which is updated more often, Composer Block or Pencil Sort 3D?

Composer Block ships an update weekly, and Pencil Sort 3D every 4 days. Most recently, Composer Block was updated on September 27, 2026 and Pencil Sort 3D on September 15, 2026.

---

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