241+ iOS apps curated and reviewed
If you already know Quick STL Viewer, this is the deeper bench. 241+ quick stl viewer apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.9★ (7) | No | Yes | Aug 2026 |
| 2 |  | Free | 4.3★ (866) | Yes | Yes | Aug 2026 |
| 3 |  | Free | 4.5★ (65) | Yes | Yes | Aug 2026 |
| 4 |  | Free | — | No | Yes | Aug 2026 |
| 5 |  | Free | 4.2★ (49) | No | No | May 2026 |
| 6 |  | Free | 5.0★ (3) | Yes | No | Aug 2026 |
| 7 |  | Free | — | Yes | Yes | Aug 2026 |
| 8 |  | Free | — | Yes | Yes | Jul 2026 |
Instantly open and preview 3D STL files with a smooth, responsive interface. Explore models by rotating and zooming, switch to wireframe mode, and customize colors for better visibility. This app offers a distraction-free viewing experience for checking models or print details on the go.
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.
Easily view, rotate, and inspect 3D STL files on your iPhone or iPad. Load models instantly from various sources for 3D printing, design review, or engineering inspection.
View and interact with 3D models in augmented reality. Share instant screenshots and screen recordings of your designs directly from the app.
Instantly view and inspect a wide range of 3D file formats directly on your device. Offers AR viewing, 3D printing readiness checks, and detailed model specifications without requiring an account or cloud upload.
Quickly view and interact with 3D model files. Rotate, zoom, and project models into your environment using augmented reality. Offers customization options and multi-model support.
View and navigate 3D models in various formats like OBJ, STL, DAE, and PDF. Easily zoom, pan, and rotate models using multi-touch gestures. Import files directly from cloud storage services like Dropbox and Box.
Easily open and explore 3D model files on your iPhone or iPad. Supports over 20 popular formats, offering smooth viewing with intuitive touch controls. Ideal for designers, engineers, architects, and students working with 3D data.
This free 3D viewer allows you to quickly load and inspect various 3D model file formats on any mobile device. It supports common open formats and offers intuitive controls for adjusting transparency, rotation, and shading. Specialized features are available for dental professionals using specific software.
