STL Simple Viewer vs GLB File Viewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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 3D STL & 3MF files and export them to the most commonly used CAD formats. Features: - Supports STL files both ASCII and Binary formats. - Supports 3MF files. - Load STL and 3MF files directly from ZIP archives. - Export to DXF, OBJ, DAE, PLY and USD. - Rotate, pan, and zoom models with intuitive touch controls. - Measure distances between points within your model. - 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
GLB File Viewer
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GLB Viewer opens GLB and GLTF 3D models instantly on your phone - no heavy desktop software needed. Everything is free. There are no in-app purchases. Credits only skip the ad; without credits you can still open every file after watching a short ad. Key features * Open .glb and .gltf files straight from your file manager - just tap the file * Measure your model: a bounding box with all three side lengths, in mm or m * Smooth controls: pinch to zoom, pan and rotate, and switch between six fixed views * Works offline - your files never leave your device * Light and fast: opens in seconds, even on modest phones * Available in 12 languages, following your device settings Made for * 3D artists and designers showing work to clients on the go * Developers and project managers reviewing assets quickly * 3D printing hobbyists checking models before printing * Students and anyone learning 3D Download GLB Viewer and carry your 3D models in your pocket.
Screenshots
Verdict
The clearest difference is in-app purchases: GLB File Viewer at none against STL Simple Viewer's 4. GLB File Viewer also leads on ads (none vs shown) and update cadence (fortnightly vs every 20 months). On price 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. GLB File Viewer asks for nothing beyond the download.
STL Simple Viewer ships an update every 20 months, GLB File Viewer fortnightly. The most recent releases landed on September 23, 2026 and September 2, 2026 respectively.
| Parameter | STL Simple Viewer | GLB File Viewer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (866 ratings) — better | — |
| Positive reviews | 17.2% of reviews | — |
| Number of ratings | 866 — better | — |
| Update frequency | Every 20 months | Fortnightly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 19 MB | 30 MB |
| Age rating | +4 | 4+ |
| Developer | Victor Bovio | Smart Cube Labs Co., Ltd. |
Bugs and 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
GLB File Viewer
Not enough reviews yet to summarise bugs or requests.
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 to OBJ, DAE, DXF, PLY$3.99
GLB File Viewer
No in-app purchases
Questions
Is STL Simple Viewer free?
Is GLB File Viewer free?
Do STL Simple Viewer or GLB File Viewer have ads?
Which is updated more often, STL Simple Viewer or GLB File Viewer?
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