# Securite Pro vs STL Viewer

The clearest difference is price: Securite Pro at Free against STL Viewer's $0.99. Securite Pro also leads on in-app purchases (none vs 5) and iOS requirement (15.0 vs 17.0). On update cadence, ads and device support there is nothing between them.

Securite Pro is free to download; STL Viewer costs $0.99 up front. STL Viewer sells 5 in-app purchases, starting at $2.99 per month. Securite Pro asks for nothing beyond the download.

Securite Pro ships an update every 3 weeks, STL Viewer every 4 weeks. The most recent releases landed on November 6, 2026 and November 14, 2026 respectively.

## The numbers

| Metric | Securite Pro | STL Viewer |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/stl-viewer-3d-mesh/id6445801487/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | — | Paid |
| Size | 19 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [TrisQ](https://appshunter.io/developer/894565064) | [Felipe Marques de Barros](https://appshunter.io/developer/1459294806) |

## What reviewers say

### Securite Pro

[App page](https://appshunter.io/ios/app/securite-pro/id1168942334)

**Features:** Vision Pro support

**In-app purchases:** none


### STL Viewer

[App page](https://appshunter.io/ios/app/stl-viewer-3d-mesh/id6445801487)

View, explore, and edit 3D models on your iPhone or iPad. Basic viewing is included with purchase, with optional upgrades for advanced creation, editing, and reporting features. Models are processed locally for privacy.

**Highlights:** Open and view STL files, Rotate, pan, and zoom models, Basic model information inspection, Create and edit 3D models, Measure distances and angles, Export to multiple file formats, Generate local PDF reports

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| STL Viewer Pro Mensal | $2.99 | per month |
| STL Viewer Studio Mensal | $5.99 | per month |
| STL Viewer Pro Anual | $22.99 | per year |
| STL Viewer Studio Anual | $49.99 | per year |
| STL Viewer Pro Vitalício | $39.99 | one-time |


## Frequently asked questions

### Is Securite Pro free?

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

### Is STL Viewer free?

STL Viewer costs $0.99, and also offers in-app purchases.

### Do Securite Pro or STL Viewer have ads?

Neither Securite Pro nor STL Viewer shows ads.

### Which is updated more often, Securite Pro or STL Viewer?

Securite Pro ships an update every 3 weeks, and STL Viewer every 4 weeks. Most recently, Securite Pro was updated on November 6, 2026 and STL Viewer on November 14, 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.*