# STL to STEP Assistant vs PocketSpec

The clearest difference is in-app purchases: PocketSpec at none against STL to STEP Assistant's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. STL to STEP Assistant sells 2 one-off in-app purchases. PocketSpec asks for nothing beyond the download.

## The numbers

| Metric | STL to STEP Assistant | PocketSpec |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 35 MB | 7 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [维 艾](https://appshunter.io/developer/1771300149) | [Shun Kiyoura](https://appshunter.io/developer/1513685730) |

## What reviewers say

### STL to STEP Assistant

[App page](https://appshunter.io/ios/app/stl-to-step-assistant/id6769270457)

Convert various 3D mesh model formats into STEP files for CAD workflows. Preview models, choose conversion quality, and export with BRep reconstruction for editable CAD surfaces. Process files locally for enhanced privacy.

**Highlights:** Convert STL, OBJ, GLB, FBX, and more to STEP, BRep reconstruction for editable CAD surfaces, Multiple STEP export quality modes, Preview models before export, Local file processing for privacy, Inspect STEP file results

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Faceted STEP Quality | $6.99 | one-time |
| Unlock CAD Surface Export | $9.99 | one-time |


### PocketSpec

[App page](https://appshunter.io/ios/app/pocketspec/id6780805445)

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

**In-app purchases:** none


## Frequently asked questions

### Is STL to STEP Assistant free?

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

### Is PocketSpec free?

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

### Do STL to STEP Assistant or PocketSpec have ads?

Neither STL to STEP Assistant nor PocketSpec 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.*