# The Assembler vs Algo Viewer

The clearest difference is in-app purchases: The Assembler at none against Algo Viewer's 1. The Assembler also leads on iOS requirement (17.0 vs 26.0). Algo Viewer's advantage is update cadence (every 6 weeks vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. Algo Viewer sells 1 one-off in-app purchase. The Assembler asks for nothing beyond the download.

The Assembler ships an update every 5 months, Algo Viewer every 6 weeks. The most recent releases landed on September 27, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | The Assembler | Algo Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (10 ratings)](https://appshunter.io/ios/app/the-assembler/id1631691804/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 7 MB | 22 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lena Mattea Stoexen](https://appshunter.io/developer/1503902552) | [Abraham Abreu](https://appshunter.io/developer/1260832200) |

## What reviewers say

### The Assembler

[App page](https://appshunter.io/ios/app/the-assembler/id1631691804)

Learn Assembly programming and binary operations by creating pixel art. Each chapter introduces new operations, using 8-bit registers as your canvas to manipulate values and paint an 8x8 image. This app offers a fun, introductory approach to coding fundamentals.

**Highlights:** Learn Assembly programming, Understand binary operations, Create pixel art on registers, Ten chapters with progressive learning, Interactive 8x8 canvas, Introduction to programming fundamentals

**Features:** macOS Compatibility

**In-app purchases:** none


### Algo Viewer

[App page](https://appshunter.io/ios/app/algo-viewer/id6754825780)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock | $0.99 | one-time |


## Frequently asked questions

### Is The Assembler free?

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

### Is Algo Viewer free?

Algo Viewer is free to download, with in-app purchases available.

### Do The Assembler or Algo Viewer have ads?

Neither The Assembler nor Algo Viewer shows ads.

### Which is updated more often, The Assembler or Algo Viewer?

The Assembler ships an update every 5 months, and Algo Viewer every 6 weeks. Most recently, The Assembler was updated on September 27, 2026 and Algo Viewer on October 7, 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.*