ZBrush vs Viewport 3D
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ZBrush
Create detailed 3D models and digital sculptures on your iPad. This app offers industry-leading sculpting tools, advanced detailing, and seamless integration with desktop versions for professionals and hobbyists alike.
- Digital sculpting and 3D painting
- 200+ pressure-sensitive brushes
- Sculptris Pro & Dynamic Tessellation
- Live Boolean modeling
- 3D Layers for non-destructive editing
- Seamless desktop interoperability
- Direct export for 3D printing
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ZBrush for iPad. Create stunning 3D models, digital sculptures, concept art, and detailed characters with ZBrush for iPad—the award-winning, industry-leading digital sculpting app trusted by professional artists across film, AAA games, collectibles, toy design, jewelry, illustration, and 3D design. ZBrush for iPad brings unrivaled desktop-grade digital sculpting and 3D painting power into an intuitive, touch-first mobile environment optimized for Apple Pencil. Take complete creative freedom on the go with high-poly mesh density, proprietary digital clay brushes, procedural detailing, and seamless cross-platform interoperability. Subscribers to Maxon One or ZBrush desktop can download the iPad app and sign in to activate full access instantly. A comprehensive free tier is also available to start sculpting immediately. NEW FOR IPAD • Spotlight Integration: Seamlessly load reference images directly onto the canvas, apply projection painting and texture mapping across complex mesh surfaces, and extract custom 3D geometry from 2D source imagery. • 3D Layers: Store high-resolution sculpting details, PolyPaint color channels, and masking non-destructively. Effortlessly toggle layer visibility, blend sculpt deformations, and refine feature intensity with precise slider controls. CORE SCULPTING & MODELING FEATURES • 200+ Sculpting Brushes: Pressure-sensitive digital brushes engineered for Apple Pencil and Apple Pencil Pro, supporting squeeze, roll, hover, double-tap gestures, and haptic feedback. • Sculptris Pro & Dynamic Tessellation: Add local mesh detail on the fly without manual topology management. • DynaMesh Digital Clay: Re-topologize mesh density evenly during early concept exploration. • ZRemesher: Industry-standard automatic retopology for clean, optimized edge flow. • Live Boolean: Non-destructive real-time union, subtraction, and intersection modeling. • PolyPaint: High-resolution 3D painting directly on vertex geometry without preliminary UV unwrapping. • Advanced Detailing: VDM Brushes, Surface Noise, Retopo Brush, Subdivision Modeling, NanoMesh, and ArrayMesh. DESKTOP INTEROPERABILITY & EXPORT • One-Click GoZ: Seamless transfer of ZTool and ZProject files between iPad and desktop ZBrush. • 3D Print Hub: Direct export for additive manufacturing and 3D printing workflows. HIGH-PERFORMANCE HARDWARE OPTIMIZATION Handles up to 90+ million polygons per mesh on M4 iPad hardware. Optimized for multi-touch gestures, custom hotkey bars, rapid undo/redo touch shortcuts, and real-world photogrammetry base mesh imports for high-end digital asset creation. TARGET CREATIVE USE CASES 1. Game Developers: Hero character modeling, creature design, and environment asset creation. 2. Collectibles & Toy Designers: High-detail prototyping and precise 3D print preparation. 3. Film & VFX Artists: Production-grade concept sculpting and digital asset creation. 4. Industrial & Jewelry Designers: Precision organic detailing for consumer products, apparel, and hardware. 5. 2D Illustrators & Concept Artists: Fast 3D block-outs and visual design expansion. LANGUAGE SUPPORT English, Japanese, Korean, Chinese, Spanish, German, French, and Portuguese (BR).
Viewport 3D
This app allows artists to quickly open and inspect 3D models from various cloud storage services and local files. It offers professional viewing tools, animation playback, and augmented reality capabilities, all processed on-device for privacy.
- Open 3D models from cloud storage
- Supports over 20+ 3D file formats
- Professional inspection tools
- Animation playback
- Augmented Reality (AR) mode
- On-device processing for privacy
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Viewport is a fast, focused 3D viewer built for artists. Open models straight from the Files app on iPhone or iPad — iCloud Drive, Google Drive, Dropbox, OneDrive, Downloads or AirDrop — and inspect them in a clean, professional viewport. No account. No cloud. No clutter. OPEN ALMOST ANYTHING • USD family + Reality load natively: USDZ, USD, USDA, USDC, .reality • OBJ, STL and PLY • FBX, glTF, GLB, DAE and 20+ more formats via an in-app importer • Pick a model and its texture files together to keep materials INSPECT LIKE A PRO • Smooth orbit, pan, pinch-zoom and double-tap to frame • Studio lighting presets + intensity, multiple backgrounds (studio, blueprint, gradient, checker…) • Render channels: shaded, albedo, normals, roughness and UVs • Turntable auto-spin and a reference ground grid • Scene info: bounding box, dimensions, vertex/triangle/material/texture counts — real values, never faked ANIMATION • Plays node/transform animation and skeletal (bone) skinning on supported models • Simple play / pause / loop transport AR • Place supported static models on real surfaces • Real World and Studio lighting modes • Stable placement, flexible scaling and grounding shadows MORE • Capture a screenshot and share it • Recent files with search, sorting, date grouping and thumbnails • Adaptive layouts and multitasking support on iPad PRIVACY FIRST All 3D processing happens on your device. Viewport has no accounts, no tracking, no ads, and never uploads your files. Made by Reimagine Fx. More formats and tools coming.
Screenshots
Verdict
The clearest difference is in-app purchases: Viewport 3D at none against ZBrush's 2. ZBrush's advantage is ratings volume (268 vs 2). On price, rating, update cadence and ads 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
Both are free to download. ZBrush sells 2 in-app purchases, starting at $9.99 per month. Viewport 3D asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.1 for ZBrush against 4.0 for Viewport 3D. That said, the two scores are not equally well evidenced: ZBrush has 268 ratings behind it against 2, so its average is the more settled of the two.
ZBrush ships an update monthly, Viewport 3D every 2 weeks. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.
| Parameter | ZBrush | Viewport 3D |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (268 ratings) — better | 4.0 (2 ratings) |
| Positive reviews | 52.0% of reviews | — |
| Number of ratings | 268 — better | 2 |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | Free — better |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 1.1 GB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | MAXON Computer GmbH | Amar Shinde |
In-app purchases
ZBrush
- ZBrush Monthly$9.991 Month
- ZBrush Annual$89.991 Year
Viewport 3D
No in-app purchases









