Seals Catalog vs STL Simple Viewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Seals Catalog
Access detailed product information, material data sheets, and compare multiple seals. Filter products by item number, type, or operating conditions to find specific items. Request quotations directly through the app by adding items to a shopping cart.
- Detailed product descriptions
- Material data sheets
- Seal comparison tool
- Product search and filtering
- Request quotation
- Shopping cart functionality
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The Seals e-Catalog brings the high-powered function of our web e-Catalog to you in a mobile friendly app. You can find detailed product descriptions, material data sheets and even compare multiple seals with the app. If you need help finding a specific product, you can use the convenient search tool to filter products by item number, type of seal or even the operating conditions. Once you find the correct product, you can then request a quotation through the app. A simple-to-use service lets you load up a shopping cart and send it through to your local marketing company for quotation. You are guaranteed a rapid response, making the whole process of specifying and ordering seals easier and quicker than ever!
STL Simple Viewer
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.
- 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
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STL Simple Viewer is a great app to quickly view STL, 3MF & DXF 3D files and export them to the most commonly used CAD formats. Features: - Supports STL files both ASCII and Binary formats. - Supports 3MF & DXF files. - Load files directly from ZIP archives. - Export to DXF, OBJ, DAE, PLY, USD, STL & 3MF. - Measure distances between points within your model. - Rotate, pan, and zoom models with intuitive touch controls. - Configure rendering options: faces, edges, points, background and transparency. - Render using a clipping plane (useful for viewing model interiors). - View models in Orthographic or Perspective mode. - Obtain model information including triangle count, bounding box, surface area, and volume. Privacy Policy: https://www.boviosoft.com/apps/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ For support or questions: support@boviosoft.com
Screenshots
Verdict
The clearest difference is rating: Seals Catalog at 5.0 against STL Simple Viewer's 4.3. Seals Catalog also leads on in-app purchases (none vs 4) and ads (none vs shown). STL Simple Viewer's advantage is ratings volume (909 vs 1). On price, update cadence and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. STL Simple Viewer sells 4 in-app purchases, starting at $0.99 per 7 days. Seals Catalog asks for nothing beyond the download.
Seals Catalog 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 909 ratings behind it against 1, so its average is the more settled of the two.
Seals Catalog ships an update every 10 months, STL Simple Viewer every 5 months. The most recent releases landed on September 30, 2026 and October 19, 2026 respectively.
| Parameter | Seals Catalog | STL Simple Viewer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.3 (909 ratings) |
| Positive reviews | — | 18.1% of reviews |
| Number of ratings | 1 | 909 — better |
| Update frequency | Every 10 months | Every 5 months — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 9.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 34 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Trelleborg Sealing Solutions | Victor Bovio |
Customer experience
Seals Catalog
STL Simple Viewer
Bugs and requests
Seals Catalog
Not enough reviews yet to summarise bugs or requests.
STL Simple Viewer
Reported bugs
3 issues- 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
3 requests- Add ability to save color/lighting settings
- Improve stability and reduce crashes
- Provide an ad-free paid version
In-app purchases
Seals Catalog
No in-app purchases
STL Simple Viewer
- Pro version (1 week plan)$0.997 Days
- Pro version (1 month plan)3 Days trial$1.991 Month
- Remove Ads$2.99
- Export Pack$3.99
Questions
Is Seals Catalog free?
Is STL Simple Viewer free?
Which has better reviews, Seals Catalog or STL Simple Viewer?
Do Seals Catalog or STL Simple Viewer have ads?
Which is updated more often, Seals Catalog or STL Simple Viewer?
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