GLTF Viewer · Convert OBJ/STL vs Gcode Viewer & Simulator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GLTF Viewer · Convert OBJ/STL
View and inspect 3D models in glTF and GLB formats with advanced rendering and animation playback. Offers a full inspector for scene graph, materials, and animations. Convert models to other formats, measure distances, and view in AR with an in-app purchase.
- View glTF and GLB 3D models
- Orbit, pan, and zoom controls
- Multiple render modes (Solid, Wireframe, X-ray)
- Play embedded animations
- Full glTF inspector (scene graph, materials, animations)
- Export to GLB, glTF, OBJ, STL, PLY, USDZ
- Augmented Reality (AR) viewing
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GLTF Viewer opens .gltf and .glb 3D model files and gives you a complete, professional inspector for the glTF format. VIEW YOUR MODEL • Orbit, pan and zoom with smooth touch controls • Solid, Wireframe, X-ray and Points render modes • Play back embedded animations: scrub, switch clips, change speed • Toggle grid, auto-rotate, and 3 lighting/environment presets • Works with Draco-compressed geometry and KTX2/Basis-compressed textures inside your glTF/GLB • Handles very large files gracefully: models over 400MB switch to a full data inspector even without a live 3D preview FULL glTF INSPECTOR • Scene graph / node structure • Every mesh, material (PBR values) and texture • Animation clips and accessor/buffer data • Raw glTF JSON viewer • Complete glTF 2.0 validation report with errors, warnings and exact JSON-pointer locations EXPORT, AR AND MEASURE These tools require an in-app purchase: • Export / convert your model to another format: GLB, glTF, OBJ, STL, PLY or USDZ • View your model in AR, right in your own space, with USDZ Quick Look • Tap-to-measure real-world distances on the model • Advanced render modes: Normals, Matcap, UV-checker • Hi-resolution screenshot capture Open a file from the Files app, iCloud Drive, Mail, AirDrop or any app's Share Sheet, or tap "Open File" inside GLTF Viewer. No account, no login required. Privacy Policy: https://rush.tools/privacy Terms of Use: https://rush.tools/terms
Gcode Viewer & Simulator
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Open any gcode file and see exactly what your 3D printer will print — before you start. Gcode Viewer renders the complete toolpath in 3D: rotate, zoom and pan the model, scrub through every layer, and measure real distances in millimetres. WHAT YOU CAN DO • Open gcode from your slicer, Files, iCloud or a share sheet • View the print in 3D — top, front, side and ISO • Scrub the layer slider to check the print builds correctly • Measure distances and the print height • See print time, filament weight and cost estimates • Follow a running print layer by layer Built for makers who want to check a file before committing filament and time. SUBSCRIPTION Opening your own files requires a subscription. The bundled sample model is free to view. • Pro Weekly — full access, billed every week • Pro Monthly — full access, billed every month • Pro Yearly — full access, billed once a year Subscriptions renew automatically. Cancel anytime in your App Store settings. Terms: https://codigitalsolutions.com/terms Privacy: https://codigitalsolutions.com/privacy
Screenshots
Verdict
GLTF Viewer · Convert OBJ/STL and Gcode Viewer & Simulator are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. GLTF Viewer · Convert OBJ/STL sells 2 in-app purchases, starting at $2.99 per 7 days and Gcode Viewer & Simulator sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.
| Parameter | GLTF Viewer · Convert OBJ/STL | Gcode Viewer & Simulator |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Weekly | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 26 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | Rush Tools LLC | CODIGITAL SOLUTIONS |
In-app purchases
GLTF Viewer · Convert OBJ/STL
- GLTF Viewer Pro$2.997 Days
- GLTF Viewer Pro$9.991 Year
Gcode Viewer & Simulator
- Weekly$2.997 Days
- Monthly$4.991 Month
- Yearly$29.991 Year
Questions
Is GLTF Viewer · Convert OBJ/STL free?
Is Gcode Viewer & Simulator free?
Do GLTF Viewer · Convert OBJ/STL or Gcode Viewer & Simulator have ads?
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