Comparison

Scale and Print vs Viewer3D

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

Head to head
About

Scale and Print

Features
Read full description

Scale & Print is a powerful document scaling and printing tool for iPhone and iPad. Import images, PDFs, and Word documents, then scale them to any size from 10% to 200% and print with precision. Document Scanner Scan physical documents directly with your camera. The built-in scanner auto-detects edges, corrects perspective, and produces high-quality images ready to scale and print. Print Queue Batch multiple documents into a single print job. Add photos, files, and scans to your queue, configure each item individually, then print everything at once. Drag to reorder, swipe to remove. Saved Presets Save your favorite print configurations and reapply them instantly. Start with five built-in presets — Full Size, Half Page, Flashcard 4-Up, Study Sheet 6-Up, and Wallet Size 9-Up — or create your own custom presets. Tiling & N-Up Printing Fit multiple copies on a single sheet. Choose from 1, 2, 4, 6, or 9 per page — perfect for flashcards, labels, wallet photos, and study materials. Multi-Page PDF Support Navigate through multi-page PDFs with page controls. All pages are printed at your chosen scale with optional text bolding for improved readability. Export & Share Save scaled output to Photos, share via AirDrop, Messages, or Mail, or export as a new scaled PDF. Your documents, your way. Key Features: • Scale documents from 10% to 200% • Built-in document scanner with edge detection • Batch print queue with per-item settings • Saved and custom print presets • Tile 1, 2, 4, 6, or 9 copies per sheet • Multi-page PDF navigation and printing • Save to Photos, Share Sheet, and PDF export • Text enhancement for PDFs and Word documents • Real-time preview with DPI quality indicators • All processing happens on-device — your documents stay private

About

Viewer3D

Features
Read full description

Powerful 3D Visualization. Absolute Privacy. Viewer3D is a high-performance, fully offline tool engineered for professionals, designers, and 3D printing enthusiasts. View, inspect, and interact with your models instantly—without cloud uploads or data privacy concerns. Why Choose Viewer3D? 100% Offline & Secure: Your intellectual property never leaves your device. No internet required, no tracking, and zero data collection. Zero Storage Overhead: Using advanced in-place file access, Viewer3D opens models directly without creating redundant copies, saving your device’s storage. Industry-Grade 3MF Support: Fully compatible with multi-color models and plate layouts from popular 3D printing slicers. Immersive AR Experience: Bring your designs into the real world. Visualize models in your physical environment with high-precision Augmented Reality. Key Features: Multi-Color 3MF Management: Seamlessly render multi-part 3MF files. Customize filament colors directly within the app to preview your final print. Intuitive Gesture Control: Optimized spatial navigation with fluid two-finger panning and pinch-to-zoom for precise inspection. Seamless Integration: Open 3D models instantly via the "Share" menu from Files, Mail, or any other app. Supported Formats: Comprehensive support for STL, PLY, OBJ, 3MF, STEP, and 3DM. What’s Next? (Our Roadmap): We are constantly evolving! Upcoming features include: • Enhanced STEP Support: Read and manage individual parts/assemblies. • Professional Tools: Section views, Material settings, and Exploded views. Support & Feature Requests: apple@everver.com

Screenshots

Scale and Print4 screens
Viewer3D4 screens

Verdict

The call

The clearest difference is update cadence: Viewer3D at every 3 months against Scale and Print's every 7 months. Viewer3D also leads on iOS requirement (15.0 vs 26.1). 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

Scale and Print costs $0.99 and Viewer3D $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Scale and Print ships an update every 7 months, Viewer3D every 3 months. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 4 level
Scale and Print versus Viewer3D: the parameters behind the verdict, then further details
ParameterScale and PrintViewer3D
Price$0.99$0.99
Update frequencyEvery 7 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.115.0 — better
Further details — not scored
Size12 MB24 MB
Age rating17+4+
DeveloperJames Mahon北京秤鑫科技有限公司

In-app purchases

None

Scale and Print

No in-app purchases

None

Viewer3D

No in-app purchases

Questions

Is Scale and Print free?
Scale and Print costs $0.99, with no in-app purchases.
Is Viewer3D free?
Viewer3D costs $0.99, with no in-app purchases.
Do Scale and Print or Viewer3D have ads?
Neither Scale and Print nor Viewer3D shows ads.
Which is updated more often, Scale and Print or Viewer3D?
Scale and Print ships an update every 7 months, and Viewer3D every 3 months. Most recently, Scale and Print was updated on November 5, 2026 and Viewer3D on October 31, 2026.

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