Comparison

3D Model Viewer & Converter vs Smart Image Resizer Pro

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

Smart Image Resizer Pro

Read full description

Whether you're creating content for Instagram, developing a mobile app, or building a website, Smart Image Resizer provides instant access to all the image sizes you need. Social Media Presets - Instagram: Posts (1080×1080), Stories (1080×1920), Reels (1080×1920) - TikTok: Videos (1080×1920), Profile (200×200) - Facebook: Posts (1200×630), Covers (820×312), Profile (180×180) - YouTube: Thumbnails (1280×720), Channel Art (2560×1440) - Twitter/X: Posts (1200×675), Headers (1500×500) - LinkedIn: Posts (1200×627), Banners (1584×396) - Pinterest: Pins (1000×1500), Boards (600×600) Mobile App Development - iOS App Icons: Complete set (20pt-1024pt) for App Store submission - Mobile App Icons: All densities for cross-platform development - iOS Screenshots: All device sizes (iPhone 6.5"-6.7", iPad Pro) - Mobile Screenshots: Phone & tablet variants for all platforms - Flutter & React Native: Cross-platform icon sets Web & Desktop - PWA Icons: Progressive Web App manifests (16×16 to 512×512) - Favicons: Browser icons (16×16, 32×32, 180×180) - Website Assets: Headers, thumbnails, and responsive images - Custom Sizes: Any dimension you need **INTELLIGENT FEATURES** Project Templates - Built-in templates for iOS, Flutter, and Web apps - Save custom templates for recurring projects - Batch export entire icon sets with one click - Platform-specific validation and requirements checking Professional Image Editing - Text Overlay: Add custom text with rich formatting options - Multiple Fonts: 10+ professional font families - Text Styling: Font size, weight, color, alignment, rotation - Visual Effects: Drop shadows, backgrounds, opacity controls - Interactive Editing: Drag, position, and customize text elements Advanced Processing - High-Quality Algorithms: Cubic interpolation for crisp results - Alpha Channel Support: Perfect transparency preservation - Format Flexibility: PNG, JPEG, GIF, TIFF, WebP support - Batch Processing: Handle multiple images simultaneously - Smart Compression: Optimize file sizes without quality loss Asset Validation - Platform Compliance: iOS and mobile app guideline checking - Dimension Verification: Ensure correct sizes automatically - Format Validation: Catch errors before submission - Quality Warnings: Transparency, resolution, and size alerts **DESIGNED FOR PRODUCTIVITY** Intuitive Interface - Drag & Drop: Add images instantly from Finder - Live Preview: See results before processing - Quick Presets: One-click access to common sizes - Custom Dimensions: Manual width/height entry with aspect ratio lock - Recent History: Track processed images with undo/redo support Multi-Language Support - English, Spanish, German, Hindi - Traditional Chinese - Simplified Chinese - Japanese - Korean Native macOS Experience - Dark Mode: Beautiful interface in light and dark themes - Fast Performance: Optimized for Apple Silicon and Intel Macs - System Integration: Native file dialogs and window management - Memory Efficient: Process large images smoothly - Export Flexibility: Save to any folder location Content Creators & Influencers - Quickly resize photos for Instagram, TikTok, YouTube - Maintain perfect dimensions for every platform - Add text overlays and watermarks - Process batches of images for content campaigns Mobile & Web Developers - Generate complete app icon sets in seconds - Validate assets against iOS platform requirements - Create PWA and favicon packages - Export organized folder structures Marketing & Design Teams - Create social media assets at scale - Maintain brand consistency across platforms - Add text and branding to images - Batch process campaign materials Stop wasting time with online tools and complex software. Smart Image Resizer gives you exactly what you need: perfect images for every platform, processed locally on your Mac with professional quality and speed.

Screenshots

3D Model Viewer & Converter4 screens
Smart Image Resizer Pro4 screens

Verdict

The call

The clearest difference is iOS requirement: Smart Image Resizer Pro at 13.0 against 3D Model Viewer & Converter's 16.0. On price, ads, in-app purchases and device support 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 10 in-app purchases, starting at $2.99 per 7 days and Smart Image Resizer Pro sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 9 level
3D Model Viewer & Converter versus Smart Image Resizer Pro: the parameters behind the verdict, then further details
Parameter3D Model Viewer & ConverterSmart Image Resizer Pro
PriceFreeFree
Rating1.5 (2 ratings) — better—
Positive reviews42.9% of reviews—
Number of ratings2 — better—
Update frequencyEvery 3 weeks—
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, MaciPhone, iPad, iPod, Mac — better
Requires iOS16.013.0 — better
Further details — not scored
Size18 MB26 MB
Age rating4+4+
Developer维 艾kin wah Cheng

In-app purchases

10 purchases

3D Model Viewer & Converter

Subscriptions3
  • Pro Flex3 Days trial$2.997 Days
  • Pro Light$9.991 Month
  • Pro Infinity$59.991 Year
One-time7
  • Export as PNG$2.99
  • Export as OBJ$3.99
  • Export as USDZ$3.99
Show 4 more
  • Export as STL$3.99
  • Unlock Projection View Export$4.99
  • Cross Section View$6.99
  • Export all formats$16.99
1 purchases

Smart Image Resizer Pro

One-time1
  • Lifetime Access$4.99

Questions

Is 3D Model Viewer & Converter free?
3D Model Viewer & Converter is free to download, with in-app purchases available.
Is Smart Image Resizer Pro free?
Smart Image Resizer Pro is free to download, with in-app purchases available.
Do 3D Model Viewer & Converter or Smart Image Resizer Pro have ads?
Neither 3D Model Viewer & Converter nor Smart Image Resizer Pro shows ads.

Other comparisons