# GCodeReader CNC vs CAD Studio

The clearest difference is price: GCodeReader CNC at Free against CAD Studio's $9.99. CAD Studio's advantage is update cadence (every 10 days vs every 4 months) and iOS requirement (16.0 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

GCodeReader CNC is free to download; CAD Studio costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GCodeReader CNC ships an update every 4 months, CAD Studio every 10 days. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | GCodeReader CNC | CAD Studio |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/cad-studio-dwg-viewer-and-editor/id6807807280/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Monetization | — | Free |
| Size | 44 MB | 12 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Favionics](https://appshunter.io/developer/495997736) | [玉英 张](https://appshunter.io/developer/6804231366) |

## What reviewers say

### GCodeReader CNC

[App page](https://appshunter.io/ios/app/gcodereader-cnc/id6782029376)

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

**In-app purchases:** none


### CAD Studio

[App page](https://appshunter.io/ios/app/cad-studio-dwg-viewer-and-editor/id6807807280)

Create, edit, and view technical drawings on your mobile device. This professional 2D CAD tool offers a full drawing engine, multi-layer management, and precise snapping for engineers, architects, designers, and students.

**Highlights:** Full 2D drawing engine, Multi-layer management, Import DWG, DXF, and image files, Precise snapping tools, Built-in templates, Export and share projects

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

**In-app purchases:** none


## Frequently asked questions

### Is GCodeReader CNC free?

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

### Is CAD Studio free?

CAD Studio costs $9.99, with no in-app purchases.

### Do GCodeReader CNC or CAD Studio have ads?

Neither GCodeReader CNC nor CAD Studio shows ads.

### Which is updated more often, GCodeReader CNC or CAD Studio?

GCodeReader CNC ships an update every 4 months, and CAD Studio every 10 days. Most recently, GCodeReader CNC was updated on November 5, 2026 and CAD Studio on November 10, 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.*