iRhino 3D vs STL Viewer · Model File Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iRhino 3D
View and present 3D models from Rhino 3D on your iPhone or iPad. Navigate models with intuitive touch gestures, load files from various sources, and visualize them in augmented reality. Includes a markup tool for annotations.
- 3D model viewing
- Touch navigation (pan, zoom, orbit)
- Cloud storage integration
- Augmented Reality (AR) mode
- Integrated markup tool
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The official Rhino 3D viewer for iOS. View and present your work on your iPhone or iPad. Pan, zoom, and orbit with a tap or drag of your finger. Conveniently load models from your device or any cloud storage using a built-in file browser. Use the AR mode to see your model in space. Integrated markup tool lets you draw on top of a view.
STL Viewer · Model File Reader
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.
- Fast STL file viewing
- 3D model rotation and zoom
- Augmented Reality (AR) projection
- Customizable model and background colors
- Multi-model support
- Grid viewer and lighting options
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View your STL 3D model files at lightning speed. Instantly open even the most complex polygonal structures without delay. Rotate, zoom, change background and model color, multiple models reader, project your model into your home in real life with AR and see its dimensions and color harmony with your environment, grid viewer, lighting and much more. *Note: AR projection, multi models, ad-free and some premium customization features require PRO upgrade. Privacy Policy & Terms of Use (EULA): https://plusapkz.com/stl-viewer-model-file-reader/
Screenshots
Verdict
The clearest difference is review sentiment: iRhino 3D at 55% against STL Viewer · Model File Reader's 0%. iRhino 3D also leads on in-app purchases (none vs 3) and ads (none vs shown). STL Viewer · Model File Reader's advantage is device support (4 vs 2) and iOS requirement (15.0 vs 17.0). On price and update cadence 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 Viewer · Model File Reader sells 3 in-app purchases, starting at $1.99 per 7 days. iRhino 3D asks for nothing beyond the download.
iRhino 3D ships an update fortnightly, STL Viewer · Model File Reader every 11 days. The most recent releases landed on October 23, 2026 and October 11, 2026 respectively.
| Parameter | iRhino 3D | STL Viewer · Model File Reader |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (81 ratings) — better | — |
| Positive reviews | 55.1% of reviews — better | 0.0% of reviews |
| Number of ratings | 81 — better | — |
| Update frequency | Fortnightly | Every 11 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 297 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Robert McNeel & Associates | OMER FARUK KIZILTUG |
Customer experience
iRhino 3D
STL Viewer · Model File Reader
Bugs and requests
iRhino 3D
Reported bugs
15 issues- App crashes with large or complex files
- LiDAR measurements significantly inaccurate (off by ~2x)
- Cannot open local files without cloud storage
- Incompatibility with newer iOS versions
- App crashes during room scanning
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- Save functionality errors
- File browser integration issues
- Google Drive connection errors (App Transport Security)
- Models rendering in black after updates
- Crashes on iPad Pro with object scan mode
- Unable to export scans in desired formats
- App fails to open on certain device models
- File thumbnails not displaying
- Texture UVW mapping not preserved
- Room scan omits doors and windows as objects
Requested features
20 requests- Full native Rhino with Grasshopper support
- Real editing and modeling tools
- Wireframe and shaded view options
- Orthographic views (top, front, right)
- Texture and material support
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- Dimension measurement tools
- iCloud Drive integration
- Microsoft OneDrive support
- Gumball transform tool for rotation/scaling
- Annotation and markup tools
- Display mode settings
- Named views panel
- Zoom select tool
- Room scan with door/window preservation
- File thumbnails in library view
- Background color customization
- Ability to add rooms to existing scans
- Support for Rhino 6 and 7 files
- Stereo 3D view options
- Video recording of model walkthroughs
STL Viewer · Model File Reader
Not enough reviews yet to summarise bugs or requests.
In-app purchases
iRhino 3D
No in-app purchases
STL Viewer · Model File Reader
- Weekly Premium3 Days trial$1.997 Days
- Monthly Pro3 Days trial$4.991 Month
- Yearly Pro$19.991 Year
Questions
Is iRhino 3D free?
Is STL Viewer · Model File Reader free?
Do iRhino 3D or STL Viewer · Model File Reader have ads?
Which is updated more often, iRhino 3D or STL Viewer · Model File Reader?
Other comparisons
