# STL Simple Viewer vs LaserLogbook

The clearest difference is review sentiment: LaserLogbook at 100% against STL Simple Viewer's 18%. LaserLogbook also leads on rating (5.0 vs 4.3) and ads (none vs shown). STL Simple Viewer's advantage is ratings volume (923 vs 2). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. STL Simple Viewer sells 4 in-app purchases, starting at $0.99 per 7 days and LaserLogbook sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

LaserLogbook holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: STL Simple Viewer has 923 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 18% of STL Simple Viewer's written reviews are positive against 100% of LaserLogbook's.

STL Simple Viewer ships an update every 5 months, LaserLogbook every 2 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | STL Simple Viewer | LaserLogbook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (923 ratings)](https://appshunter.io/ios/app/stl-simple-viewer/id1493598400/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/laserlogbook/id6781967073/reviews)** |
| Number of ratings | **923** | 2 |
| Positive reviews | 18.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 2 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 19 MB | 43 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Victor Bovio](https://appshunter.io/developer/327627515) | [Adam Rogner](https://appshunter.io/developer/6781967075) |

## What reviewers say

### STL Simple Viewer

[App page](https://appshunter.io/ios/app/stl-simple-viewer/id1493598400)

Easily view and interact with 3D STL CAD models. Supports various file types and offers advanced rendering options for detailed analysis. Get model information and explore interiors with clipping planes.

**Highlights:** View ASCII and Binary STL files, Load STL from ZIP, Rotate, pan, and zoom, Orthogonal and Perspective modes, Model info (triangle count, bounding box), Rendering options (faces, edges, transparency), Clipping plane for interiors

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro version (1 week plan) | $0.99 | per 7 days |
| Pro version (1 month plan) | $1.99 | per month |
| Remove Ads | $2.99 | one-time |
| Export Pack | $3.99 | one-time |

**What reviewers like**

- 🚀 Simple and intuitive viewer
- 👍 Useful viewing options
- 💡 Supports multiple file formats

**What reviewers complain about**

- 🐛 Frequent crashes
- 🔋 High battery consumption
- 🚨 Excessive and intrusive ads
- 🔍 Limited functionality for larger files

**Reported bugs**

- App crashes when opening larger STL files
- Inability to open some file formats
- Ads continue to appear even after paying for ad removal

**Requested features**

- Add ability to save color/lighting settings
- Improve stability and reduce crashes
- Provide an ad-free paid version


### LaserLogbook

[App page](https://appshunter.io/ios/app/laserlogbook/id6781967073)

Organize, search, and share laser settings for various laser types. Save your own settings locally or contribute to and discover community-tested configurations. Add photos and notes to projects for detailed tracking.

**Highlights:** Save unlimited laser settings locally, Organize settings by machine, material, operation, Search and filter saved settings, Browse community-tested settings, Share your best settings, Download community settings, Add photos and notes to projects

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LaserLogbook Premium | $2.99 | per month |
| LaserLogbook Premium | $24.99 | per year |


## Frequently asked questions

### Is STL Simple Viewer free?

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

### Is LaserLogbook free?

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

### Which has better reviews, STL Simple Viewer or LaserLogbook?

LaserLogbook is rated higher. STL Simple Viewer averages 4.3 out of 5 from 923 ratings, while LaserLogbook averages 5.0 from 2 ratings.

### Do STL Simple Viewer or LaserLogbook have ads?

STL Simple Viewer shows ads; LaserLogbook does not.

### Which is updated more often, STL Simple Viewer or LaserLogbook?

STL Simple Viewer ships an update every 5 months, and LaserLogbook every 2 days. Most recently, STL Simple Viewer was updated on November 3, 2026 and LaserLogbook on October 31, 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.*