# STEP File Viewer vs JSON Formatter Simple Parsing

The clearest difference is in-app purchases: JSON Formatter Simple Parsing at none against STEP File Viewer's 12. STEP File Viewer's advantage is iOS requirement (16.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. STEP File Viewer sells 12 in-app purchases, starting at $1.99 per 7 days. JSON Formatter Simple Parsing asks for nothing beyond the download.

## The numbers

| Metric | STEP File Viewer | JSON Formatter Simple Parsing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (6 ratings)](https://appshunter.io/ios/app/step-file-viewer/id6755721056/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free with in-app purchases | — |
| Size | 33 MB | 5 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [维 艾](https://appshunter.io/developer/1771300149) | [Marvin Krueger](https://appshunter.io/developer/1152894281) |

## What reviewers say

### STEP File Viewer

[App page](https://appshunter.io/ios/app/step-file-viewer/id6755721056)

View and interact with 3D CAD files like STEP and IGES. Inspect internal geometry, measure dimensions, and export models in various formats. Ideal for engineers, designers, and students needing to visualize complex designs without expensive software.

**Highlights:** 3D model viewing with pan, zoom, and rotate, Solid, shaded, and wireframe display modes, Measure dimensions and features, Section planes for internal geometry inspection, Export models to STL, OBJ, glTF, and more, Supports assembly data and PMI annotations

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Flex | $1.99 | per 7 days |
| Pro Light | $4.99 | per month |
| Pro Infinity | $19.99 | per year |
| Export as USDZ | $1.99 | one-time |
| Export as PNG | $2.99 | one-time |
| Export as OBJ | $3.99 | one-time |
| Export as STL | $3.99 | one-time |
| IGES/STEP Model Import | $3.99 | one-time |
| Projection view generation & export | $4.99 | one-time |
| Cross Section View | $4.99 | one-time |
| Exploded View | $4.99 | one-time |
| Export all formats | $15.99 | one-time |


### JSON Formatter Simple Parsing

[App page](https://appshunter.io/ios/app/json-formatter-simple-parsing/id6757746669)

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

**In-app purchases:** none


## Frequently asked questions

### Is STEP File Viewer free?

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

### Is JSON Formatter Simple Parsing free?

JSON Formatter Simple Parsing is free to download, with no in-app purchases.

### Do STEP File Viewer or JSON Formatter Simple Parsing have ads?

Neither STEP File Viewer nor JSON Formatter Simple Parsing shows ads.

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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.*