Comparison

3D Model Viewer & Converter vs Pallet Stack Calculator 2026

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

Pallet Stack Calculator 2026

Features
Read full description

Pallet Stack Calculator is designed for warehouse shipping, logistics palletizing, carton stacking, and export shipment planning. Enter carton dimensions, pallet size, height limits, and weight limits to get a recommended layout, cartons per layer, total cartons, total height, total weight, and space utilization. All data stays on your device, with no login and no network required, making it suitable for repeated on-site use.

Screenshots

3D Model Viewer & Converter4 screens
Pallet Stack Calculator 20264 screens

Verdict

The call

The clearest difference is price: 3D Model Viewer & Converter at Free against Pallet Stack Calculator 2026's $0.29. Pallet Stack Calculator 2026's advantage is in-app purchases (none vs 14). On update cadence, ads, device support and iOS requirement 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

3D Model Viewer & Converter is free to download; Pallet Stack Calculator 2026 costs $0.29 up front. 3D Model Viewer & Converter sells 14 in-app purchases, starting at $2.99 per 7 days. Pallet Stack Calculator 2026 asks for nothing beyond the download.

UpkeepUpdate frequency

3D Model Viewer & Converter ships an update every 3 weeks, Pallet Stack Calculator 2026 every 6 weeks. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
3D Model Viewer & Converter versus Pallet Stack Calculator 2026: the parameters behind the verdict, then further details
Parameter3D Model Viewer & ConverterPallet Stack Calculator 2026
PriceFree — better$0.29
Rating1.5 (2 ratings) — better—
Positive reviews42.9% of reviews—
Number of ratings2 — better—
Update frequencyEvery 3 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPad, Mac — betteriPhone, iPod
Requires iOS16.015.6 — better
Further details — not scored
Size18 MB6 MB
Age rating4+4+
Developer维 艾Nanjing Yunxiaochuang Technology Co., Ltd

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
None

Pallet Stack Calculator 2026

No in-app purchases

Questions

Is 3D Model Viewer & Converter free?
3D Model Viewer & Converter is free to download, with in-app purchases available.
Is Pallet Stack Calculator 2026 free?
Pallet Stack Calculator 2026 costs $0.29, with no in-app purchases.
Do 3D Model Viewer & Converter or Pallet Stack Calculator 2026 have ads?
Neither 3D Model Viewer & Converter nor Pallet Stack Calculator 2026 shows ads.
Which is updated more often, 3D Model Viewer & Converter or Pallet Stack Calculator 2026?
3D Model Viewer & Converter ships an update every 3 weeks, and Pallet Stack Calculator 2026 every 6 weeks. Most recently, 3D Model Viewer & Converter was updated on October 24, 2026 and Pallet Stack Calculator 2026 on October 31, 2026.

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