# DXF Viewer vs Duties Book

The clearest difference is in-app purchases: Duties Book at none against DXF Viewer's 2. DXF Viewer's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. DXF Viewer sells 2 in-app purchases, starting at $1.99 per 7 days. Duties Book asks for nothing beyond the download.

DXF Viewer ships an update every 5 months, Duties Book every 3 months. Both last shipped on October 28, 2026.

## The numbers

| Metric | DXF Viewer | Duties Book |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/dxf-viewer-cad-file-reader/id6759590676/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 59 MB | 63 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Gorasiya Vishal Nanjibhai](https://appshunter.io/developer/1287086933) | [ANDROMEDA INFORMATION TECHNOLOGY](https://appshunter.io/developer/1597758232) |

## What reviewers say

### DXF Viewer

[App page](https://appshunter.io/ios/app/dxf-viewer-cad-file-reader/id6759590676)

Quickly open and view technical CAD drawings and blueprints on your mobile device. Access DXF files instantly with smooth navigation and high-quality rendering, perfect for professionals and students on the go.

**Highlights:** Open and view DXF files, Smooth zoom, pan, and rotate, High-quality CAD rendering, Lightweight and fast performance, Offline functionality, Simple user interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Yearly | $9.99 | per year |


### Duties Book

[App page](https://appshunter.io/ios/app/duties-book/id6770211488)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DXF Viewer free?

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

### Is Duties Book free?

Duties Book is free to download, with no in-app purchases.

### Do DXF Viewer or Duties Book have ads?

Neither DXF Viewer nor Duties Book shows ads.

### Which is updated more often, DXF Viewer or Duties Book?

DXF Viewer ships an update every 5 months, and Duties Book every 3 months. Most recently, DXF Viewer was updated on October 28, 2026 and Duties Book on October 28, 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.*