Comparison

3D Model Viewer & Converter vs STL Viewer · Model File Reader

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

3D Model Viewer & Converter

This tool allows you to open, view, and convert a wide variety of 3D file formats on your Apple devices. It offers basic editing, cross-sectioning, and exploded views, with options for batch conversion and exporting projected views.

Highlights
  • Import numerous 3D formats
  • Convert between popular 3D formats
  • Basic editing tools
  • Cross-section and exploded views
  • Batch export support
  • Export projected views as SVG
  • Offline functionality
Features
Read full description

3D Model Viewer & Converter helps you inspect parts, slice cross sections, generate orthographic views, and export clean results across macOS, iPad, and iPhone. It works offline, keeps your files local, and is built for engineers, makers, designers, and 3D file users who need a lightweight way to review models before converting, exporting, or sharing them. Key Features • Import a wide range of 3D and point cloud formats, including 3MF, STL, FBX, OBJ, GLB, USDZ, MPD/LDR, DAE, TDS, AMF, LAS, PLY, PCD, XYZ, VOX, VTK, VTP, and DXF • Review a model information summary after loading, with quick access to format, file size, object/mesh/point counts, triangles, dimensions, materials, and textures • Inspect internal geometry with XY, XZ, and YZ cross sections, including automatic scan slicing and manual control of slice positions • Use exploded view to separate model components, inspect multipart assemblies more clearly, focus or pin individual parts, and export selected exploded parts to clean 3D files • Generate orthographic projection outputs — including front, top, and right views — in SVG format • Export clean 3D results to STL, OBJ, GLB, USDZ, and GLTF • Batch convert multiple source files — even across different model formats — into one target format in a single workflow • Capture model screenshots for export or sharing • Manage recent files with individual deletion and one-tap clearing to keep the entry point tidy • Basic editing tools: move, rotate, scale, delete, and undo changes to model objects • No ads. No tracking. No data collection. Just a clean, efficient workflow tool built for serious 3D review and output tasks. Pricing & Access • Free: Open and inspect models • Subscription: Unlock advanced inspection, conversion, projection export, and sharing workflows. A single subscription covers macOS, iPhone, and iPad. • Individual Unlocks: Permanently unlock the specific export and workflow tools you need — no subscription required. • Payment is charged to your App Store account. • Auto-renews unless turned off 24 hours before the current period ends. • Manage subscriptions in App Store settings. Privacy & Purchase Terms • Privacy Policy: https://apps.h53d.xyz/apps/3d-model-viewer/policy.html • Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Have questions or need support? Reach out to danjian42@gmail.com.

About

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.

Highlights
  • 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
Features
Read full description

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

3D Model Viewer & Converter4 screens
STL Viewer · Model File Reader3 screens

Verdict

The call

The clearest difference is review sentiment: 3D Model Viewer & Converter at 43% against STL Viewer · Model File Reader's 0%. 3D Model Viewer & Converter also leads on ads (none vs shown). STL Viewer · Model File Reader's advantage is rating (5.0 vs 1.5) and update cadence (every 2 weeks vs every 3 weeks). On price, ratings volume, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. 3D Model Viewer & Converter sells 14 in-app purchases, starting at $2.99 per 7 days and STL Viewer · Model File Reader sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

STL Viewer · Model File Reader holds the better App Store score, 5.0 against 1.5. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews complicate that: 43% of 3D Model Viewer & Converter's written reviews are positive against 0% of STL Viewer · Model File Reader's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

3D Model Viewer & Converter ships an update every 3 weeks, STL Viewer · Model File Reader every 2 weeks. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

Scorecard4 real differences · 6 level
3D Model Viewer & Converter versus STL Viewer · Model File Reader: the parameters behind the verdict, then further details
Parameter3D Model Viewer & ConverterSTL Viewer · Model File Reader
PriceFreeFree
Rating1.5 (2 ratings)5.0 (2 ratings) — better
Positive reviews42.9% of reviews — better0.0% of reviews
Number of ratings22
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, MaciPhone, iPad, iPod, Mac — better
Requires iOS16.015.0 — better
Further details — not scored
Size18 MB31 MB
Age rating4+4+
Developer维 艾OMER FARUK KIZILTUG

Customer experience

3D Model Viewer & Converter

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews7 reviews
Positive42.9%
Neutral0.0%
Negative57.1%

STL Viewer · Model File Reader

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

14 purchases

3D Model Viewer & Converter

Subscriptions3
  • Pro Flex3 Days trial$2.997 Days
  • Pro Light$9.991 Month
  • Pro Infinity$59.991 Year
One-time11
  • Export as PNG$2.99
  • Export as OBJ$3.99
  • Export as USDZ$3.99
Show 8 more
  • Export as GLTF/GLB$3.99
  • Export as STL$3.99
  • Exploded View$4.99
  • Unlock Batch Export$4.99
  • Unlock Projection View Export$4.99
  • Cross Section View$6.99
  • Unlock Batch Export$9.99
  • Export all formats$16.99
3 purchases

STL Viewer · Model File Reader

Subscriptions3
  • Weekly Premium3 Days trial$1.997 Days
  • Monthly Pro3 Days trial$4.991 Month
  • Yearly Pro$19.991 Year

Questions

Is 3D Model Viewer & Converter free?
3D Model Viewer & Converter is free to download, with in-app purchases available.
Is STL Viewer · Model File Reader free?
STL Viewer · Model File Reader is free to download, with in-app purchases available.
Which has better reviews, 3D Model Viewer & Converter or STL Viewer · Model File Reader?
STL Viewer · Model File Reader is rated higher. 3D Model Viewer & Converter averages 1.5 out of 5 from 2 ratings, while STL Viewer · Model File Reader averages 5.0 from 2 ratings.
Do 3D Model Viewer & Converter or STL Viewer · Model File Reader have ads?
STL Viewer · Model File Reader shows ads; 3D Model Viewer & Converter does not.
Which is updated more often, 3D Model Viewer & Converter or STL Viewer · Model File Reader?
3D Model Viewer & Converter ships an update every 3 weeks, and STL Viewer · Model File Reader every 2 weeks. Most recently, 3D Model Viewer & Converter was updated on October 24, 2026 and STL Viewer · Model File Reader on October 28, 2026.

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