STL File Viewer Pro
Andeesh Mehdi Syed Developer Tools iPhoneiPadiPod touch
STL File Viewer Pro is a free Developer Tools app for iPhone and iPad by Andeesh Mehdi Syed. Rated 4.5/5 from 81 ratings. Requires iOS 16.6.
- Rating
- 4.5
- 81 ratings
- Price
- Free
- on the App Store
- Size
- 16 MB
- Age 4+
- Updated
- Jul 9
- 2026 · v6
Screenshots
About STL File Viewer Pro
View, Rotate & Inspect Your 3D STL Files with Ease! Open any STL file in seconds — no sign-up, no clutter, just your 3D model ready to explore. STL File Viewer lets you load, rotate, zoom, and inspect 3D STL files directly on your iPhone or iPad. Built for speed, it handles everything from small parts to complex models smoothly. Whether you're reviewing jewelry CAD files before production, checking 3D print files for errors, or inspecting engineering designs on the go — this is the fastest way to view STL files on iOS. WHAT YOU GET: Instant file loading — open STL files from Files, email, AirDrop, or any app Full 360° control — rotate, zoom, and pan with intuitive touch gestures Measure STL file distance between 2 points Estimate STL File Weight in different materials Sharp detail rendering Light & dark mode — comfortable viewing anywhere Lightweight & fast — no bloat, no lag BUILT FOR: - 3D printing enthusiasts previewing files before printing - Jewelry designers reviewing CAD models - Engineers and architects inspecting parts on the go - Students and hobbyists exploring 3D models No account required. Just open and view using our simple STL Viewer App. Download now and see your CAD files the way they're meant to be seen. Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & reviews
4.5
81 ratings
What’s new
Version 6 · Updated July 9, 2026
NEW: Support for LARGE STL files (100MB+) NEW: Measure weight, volume and distance of an STL file NEW: Auto rotate, grid design, lighting intensity control ADDED: More material options to visualize the file in different textures
App privacy
The developer, Andeesh Mehdi Syed, reported these privacy practices to Apple.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers: Device ID
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Identifiers: Device ID
- Usage Data: Advertising Data
Used for: Third-Party Advertising
Alternatives to STL File Viewer Pro
Looking for apps like STL File Viewer Pro? Here are 6 similar apps on the App Store. The highest rated is Klipper | OctoPrint - Obico (4.9/5), and all 6 are free to download.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| STL File Viewer Pro | 4.5 / 5 (81 ratings) | Free | July 9, 2026 | |
| 3D & STL Model Viewer - Mes3D | 4.7 / 5 (22) | Free | Oct 22, 2026 | Compare |
| PortX - SSH (Deprecated) | 3.8 / 5 (20) | Free | Jun 5, 2026 | Compare |
| XML Viewer & XML Editor | 3.3 / 5 (6) | Free | Oct 25, 2026 | Compare |
| Klipper | OctoPrint - Obico | 4.9 / 5 (1,142) | Free | Jun 17, 2026 | Compare |
| Node.js Lab | 3.9 / 5 (24) | Free | Oct 1, 2025 | Compare |
| LongshotHD | 3.9 / 5 (28) | Free | Sep 2, 2026 | Compare |