# DXF Assistant vs STEP Viewer

The clearest difference is in-app purchases: STEP Viewer at none against DXF Assistant's 13. STEP Viewer also leads on update cadence (every 5 days vs every 3 weeks) and iOS requirement (13.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. DXF Assistant sells 13 in-app purchases, starting at $1.99 per 7 days. STEP Viewer asks for nothing beyond the download.

DXF Assistant ships an update every 3 weeks, STEP Viewer every 5 days. The most recent releases landed on September 22, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | DXF Assistant | STEP Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/dxf-assistant/id6742348600/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Freemium | — |
| Size | 27 MB | 61 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [维 艾](https://appshunter.io/developer/1771300149) | [Smart Cube Labs Co., Ltd.](https://appshunter.io/developer/1456342688) |

## What reviewers say

### DXF Assistant

[App page](https://appshunter.io/ios/app/dxf-assistant/id6742348600)

This tool allows users to view, edit, and export DXF files on Apple devices. It supports 2D and 3D models, offers arrangement of multiple files, and provides checks for CNC and laser cutting.

**Highlights:** View 2D and 3D DXF files, Edit DXF elements, Merge multiple DXF files, Export to PDF, SVG, PNG, JPG, CNC/laser cutting checks, Export table data to CSV

**Features:** Family Sharing, Vision Pro support

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Flex | $1.99 | per 7 days |
| Pro Light | $5.99 | per month |
| Pro Classic | $9.99 | per 2 months |
| Pro Plus | $15.99 | per 3 months |
| Pro Infinity | $24.99 | per year |
| Pro Max | $25.99 | per 6 months |
| 3D Mode | $1.99 | one-time |
| Unlock Check for CNC&Laser | $2.99 | one-time |
| Export as SVG | $2.99 | one-time |
| Export Entity Table as CSV | $2.99 | one-time |
| Export as PDF | $2.99 | one-time |
| Export as PDF & SVG | $4.99 | one-time |
| Unlock All Features Below | $14.99 | one-time |


### STEP Viewer

[App page](https://appshunter.io/ios/app/step-viewer/id6756539299)

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

**In-app purchases:** none


## Frequently asked questions

### Is DXF Assistant free?

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

### Is STEP Viewer free?

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

### Do DXF Assistant or STEP Viewer have ads?

Neither DXF Assistant nor STEP Viewer shows ads.

### Which is updated more often, DXF Assistant or STEP Viewer?

DXF Assistant ships an update every 3 weeks, and STEP Viewer every 5 days. Most recently, DXF Assistant was updated on September 22, 2026 and STEP Viewer on October 4, 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.*