# Vsdx Diagram Viewer vs CAD Studio

The clearest difference is price: Vsdx Diagram Viewer at Free against CAD Studio's $9.99. CAD Studio's advantage is rating (5.0 vs 3.0) and ads (none vs shown). On ratings volume, in-app purchases, monetization model and device support there is nothing between them.

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

CAD Studio holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Vsdx Diagram Viewer ships an update every 4 weeks, CAD Studio every 6 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Vsdx Diagram Viewer | CAD Studio |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/vsdx-diagram-viewer/id6772083240/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cad-studio-2d-drafting/id6807807280/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Every 6 days** |
| Monetization | Free | Free |
| Size | 79 MB | 7 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Hefei Yunyilian Intelligent Technology Co., Ltd](https://appshunter.io/developer/1541792997) | [玉英 张](https://appshunter.io/developer/6804231366) |

## What reviewers say

### Vsdx Diagram Viewer

[App page](https://appshunter.io/ios/app/vsdx-diagram-viewer/id6772083240)

Instantly open and review Microsoft Visio diagrams on your iPhone and iPad without needing a desktop or subscription. View network topologies, flowcharts, org charts, and more with powerful viewing tools and high-fidelity rendering. Works offline and supports various Visio file formats.

**Highlights:** Open Visio .vsdx, .vsd, .vstx, .vstm, .vssx, .vssm files, View diagrams from Files app, iCloud Drive, Mail, Slack, Teams, Zoom, pan, and fit to screen, Search shapes and navigate document outline, Toggle layers and inspect shape properties, High-fidelity rendering of themes, gradients, and shadows, Offline viewing

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

**In-app purchases:** none


### CAD Studio

[App page](https://appshunter.io/ios/app/cad-studio-2d-drafting/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 Vsdx Diagram Viewer free?

Vsdx Diagram Viewer is free to download, with no in-app purchases.

### Is CAD Studio free?

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

### Which has better reviews, Vsdx Diagram Viewer or CAD Studio?

CAD Studio is rated higher. Vsdx Diagram Viewer averages 3.0 out of 5 from 1 ratings, while CAD Studio averages 5.0 from 2 ratings.

### Do Vsdx Diagram Viewer or CAD Studio have ads?

Vsdx Diagram Viewer shows ads; CAD Studio does not.

### Which is updated more often, Vsdx Diagram Viewer or CAD Studio?

Vsdx Diagram Viewer ships an update every 4 weeks, and CAD Studio every 6 days. Most recently, Vsdx Diagram Viewer was updated on October 31, 2026 and CAD Studio on October 31, 2026.

---

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