Best 3D Viewer Design Apps

215+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated July 2026

SketchUp is the household name in 3d viewer design, but it's far from the only option. We track 215+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top 3D Viewer Design Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1SketchUp - 3D ModelingSketchUp - 3D ModelingFree4.5★ (17K)YesYesJul 2026
2DWG FastView-CAD Viewer&EditorDWG FastView-CAD Viewer&EditorFree4.4★ (1K)YesYesJul 2026
33D Viewer by Chief Architect3D Viewer by Chief ArchitectFree3.7★ (490)NoNoJul 2026
4AutoCADAutoCADFree4.4★ (6.3K)NoYesJul 2026
5Home Design 3D - ПланировкаHome Design 3D - ПланировкаFree4.3★ (105K)YesYesJul 2026
6Open3D: STL & 3D Model ViewerOpen3D: STL & 3D Model ViewerFree5.0★ (1)YesNoJul 2026
7STL Simple ViewerSTL Simple ViewerFree4.3★ (847)YesYesJul 2026
8uMake: 3D CAD Modeling, DesignuMake: 3D CAD Modeling, DesignFree4.2★ (4K)YesYesJul 2026

Top Picks for 3D Viewer Design

SketchUp - 3D Modeling#1

SketchUp - 3D Modeling by Trimble Inc.

Interior Design & Architecture
Editor's Choice
🎨 Graphics & Design
4.5😐(17K ratings)
FreeAdsIn-App Purchases
#85in Graphics & Design
SketchUp - 3D Modeling screenshot 1
SketchUp - 3D Modeling screenshot 2
SketchUp - 3D Modeling screenshot 3
SketchUp - 3D Modeling screenshot 4

This platform offers intuitive 3D modeling tools for design enthusiasts and professionals. Visualize concepts, create photorealistic visuals, and even use AI to generate design ideas. Scan real-world spaces and view your creations in augmented reality.

What We Love

  • 🚀 Great potential
  • 👍 Intuitive and easy to use
  • 🚀 Powerful and capable
  • 👍 Excellent for designers, engineers, and contractors

Room to Improve

  • 🔒 Requires paid subscription
  • 🐛 Crashes and stability issues
  • 🔒 Limited functionality in free version
DWG FastView-CAD Viewer&Editor#2

DWG FastView-CAD Viewer&Editor by Gstarsoft Co., Ltd

* Support 2D/3D CAD formats
Strong Contender
📊 Productivity
4.4😐(1K ratings)
FreeAdsIn-App Purchases
DWG FastView-CAD Viewer&Editor screenshot 1
DWG FastView-CAD Viewer&Editor screenshot 2
DWG FastView-CAD Viewer&Editor screenshot 3
DWG FastView-CAD Viewer&Editor screenshot 4
DWG FastView-CAD Viewer&Editor screenshot 5
DWG FastView-CAD Viewer&Editor screenshot 6

This cross-platform CAD application allows users to view, edit, and create 2D and 3D designs on the go. It supports a wide range of file formats and offers advanced tools for precise drawing, measurement, and annotation, even offline.

What We Love

  • 🚀 Fast and efficient
  • 👍 Easy to use and intuitive
  • 💡 Convenient mobile CAD viewing and editing
  • 🚀 Quick file loading

Room to Improve

  • 🐛 Crashes and freezes
  • 💰 Subscription model with limited free features
  • 🔒 Lack of customer support and communication
3D Viewer by Chief Architect#3

3D Viewer by Chief Architect by Chief Architect

Worth Considering
📊 Productivity
3.7😞(490 ratings)
Free
3D Viewer by Chief Architect screenshot 1
3D Viewer by Chief Architect screenshot 2
3D Viewer by Chief Architect screenshot 3
3D Viewer by Chief Architect screenshot 4

Explore 3D architectural models in virtual reality. Navigate through home designs with intuitive controls, experiencing them before construction. Ideal for professionals to share immersive project previews with clients.

What We Love

  • 👍 Great bonus item for clients
  • 🚀 Works fine once
  • ⭐ Low key elite
  • 👍 Very functional

Room to Improve

  • 🐛 Cannot view plan on iPad
  • 🐛 Keeps crashing
  • 🐛 Cannot view link

More 3D Viewer Design apps to explore

4
AutoCAD
AutoCAD
AutoCAD
DWG Viewer & Editor
Free

Access and edit CAD drawings on the go with this official application. It provides essential drafting and design tools for creating, updating, and sharing 2D drawings from any device. Collaborate with teams and simplify workflows by accessing files from various cloud storage services.

2D file viewingCreate, edit, and share 2D drawingsOffline work and sync
📊 Productivity
(6.3K)
freemium
5
Home Design 3D - Планировка
Home Design 3D - Планировка
Home Design 3D - Планировка
Создайте дом своей мечты!
Free

Design your dream home in 3D with an intuitive planner and immersive visuals. Create floor plans, furnish rooms with thousands of items, and visualize your space with photorealistic renderings and VR export. Perfect for renovations, interior design, and construction planning.

2D floor plan drawingImmersive 3D and 5D visualizationExtensive furniture and decor library
📊 Productivity
(105K)
free with in-app purchases
6
Open3D: STL & 3D Model Viewer
Open3D: STL & 3D Model Viewer
Open3D: STL & 3D Model Viewer
View STL, GLB, STEP, DXF & OBJ
Free

Instantly view and inspect a wide range of 3D file formats directly on your device. Offers AR viewing, 3D printing readiness checks, and detailed model specifications without requiring an account or cloud upload.

Supports over 15 3D file formatsAugmented Reality (AR) viewing via Apple Quick Look3D printing readiness checks (manifold, overhangs, wall thickness)
🎨 Graphics & Design
(1)
ad-supported
7
STL Simple Viewer
STL Simple Viewer
STL Simple Viewer
Quickly view 3D STL CAD models
Free

Easily view and interact with 3D STL CAD models. Supports various file types and offers advanced rendering options for detailed analysis. Get model information and explore interiors with clipping planes.

View ASCII and Binary STL filesLoad STL from ZIPRotate, pan, and zoom
📊 Productivity
(847)
free with in-app purchases
8
uMake: 3D CAD Modeling, Design
uMake: 3D CAD Modeling, Design
uMake: 3D CAD Modeling, Design
Sketch, Model & Design with AI
Free

Create professional 3D CAD models, architectural designs, and product concepts on your iPad or iPhone. This app offers industrial-grade modeling tools, AI-powered design features, and extensive resources for designers and engineers.

NURBS-based 3D modelingAI design tools for styling and renderingArchitectural and interior design tools
🎨 Graphics & Design
(4K)
free with in-app purchases
9
Qlone 3D Scanner
Qlone 3D Scanner
Qlone 3D Scanner
Easy, User-Friendly AR Capture
Free

Easily create, edit, and export 3D models from real-world objects using your phone. Enhance your creations with built-in tools and bring them to life in Augmented Reality.

Real-time 3D model creationBuilt-in editing tools (texture, clean, sculpt, shape, art)Augmented Reality (AR) view and animation
🎨 Graphics & Design
(1.6K)
free with in-app purchases
10
PointAnimate - 3D Model Viewer
PointAnimate - 3D Model Viewer
PointAnimate - 3D Model Viewer
Visualizing 3D Point Cloud
Free
📊 Productivity
(0)
11
iRhino 3D
iRhino 3D
iRhino 3D
3D Viewer & Scanner
Free

View and present 3D models from Rhino 3D on your iPhone or iPad. Navigate models with intuitive touch gestures, load files from various sources, and visualize them in augmented reality. Includes a markup tool for annotations.

3D model viewingTouch navigation (pan, zoom, orbit)Cloud storage integration
📊 Productivity
(72)
free
12
Meshman 3D Viewer
Meshman 3D Viewer
Meshman 3D Viewer
for STL DXF OBJ DAE 3DS FBX
$7.99

Easily view and convert a wide range of 3D model file formats. Offers graphic manipulation tools, rendering options, and detailed model information. Supports loading from compressed archives.

View and convert 3D model filesSupports STL, OBJ, FBX, DAE, DXF, and moreLoad files from ZIP/RAR archives
📊 Productivity
(37)
paid
13
Scaniverse - 3D Scanner
Scaniverse - 3D Scanner
Scaniverse - 3D Scanner
Scan & share your world in 3D
Free

Capture your surroundings in high-quality 3D using your phone. Process scans directly on your device for privacy and speed. Share your creations globally on a map or export them for further use in 3D software.

On-device 3D Gaussian splattingFast and unlimited scanningHigh-fidelity detail capture
📷 Photo & Video
(11K)
free
14
3D GO | 3D Printing Models
3D GO | 3D Printing Models
3D GO | 3D Printing Models
Thingiverse Printables Cults3d
Free

This app consolidates 3D model searching, viewing, and slicing from major platforms into a single interface. It allows users to find, preview, organize, and prepare STL files for 3D printing, streamlining the entire workflow.

Search multiple 3D model sitesFull 3D preview and STL viewerBuilt-in 3D slicer with G-code export
🔧 Utilities
(3.8K)
free with in-app purchases
15
3D modeling: Design my model
3D modeling: Design my model
3D modeling: Design my model
Sculpt & sketch digital art
Free

Create 3D models and digital art on your mobile device. Sculpt, sketch, and color your designs with intuitive gesture controls and a comprehensive set of modeling tools. Export your creations in standard formats.

Gesture-based 3D manipulationVertex, edge, and face editing toolsSculpting and coloring capabilities
🎨 Graphics & Design
(13K)
free with in-app purchases
16
AR Code Object Capture 3D Scan
AR Code Object Capture 3D Scan
AR Code Object Capture 3D Scan
3D Scan & AR Model Creation
Free

Create photorealistic 3D models and AR QR codes from real-world objects. This app offers guided scanning with LiDAR or cloud processing, and generates shareable AR experiences without requiring viewers to install an app.

Fast, precise 3D scansLiDAR and cloud photogrammetryGaussian Splatting for photorealism
🎨 Graphics & Design
(897)
subscription
17
JigSpace
JigSpace
JigSpace
3D presentations for teams
Free

Create and share interactive 3D presentations with augmented reality capabilities. Easily import your own 3D models or use provided assets to build engaging visual content. Share your creations via links, QR codes, or embed them on websites.

Create 3D presentations (Jigs)View in augmented reality (AR)Import 3D models and CAD files
🎨 Graphics & Design
(8.4K)
free with in-app purchases
18
Augment - 3D Augmented Reality
Augment - 3D Augmented Reality
Augment - 3D Augmented Reality
Visualize 3D models in AR
Free

Visualize 3D models in real-time augmented reality, integrated into your actual environment. This app helps businesses boost sales, engage customers, and bring ideas to life by allowing interactive presentations and portfolio management of 3D assets.

Visualize 3D models in ARReal-time integration in actual sizeShare captured scenes
💼 Business
(498)
free
19
3D Model Viewer - AR View
3D Model Viewer - AR View
3D Model Viewer - AR View
View model in AR and 3D mode
Free

View and interact with various 3D model formats in both AR and 3D modes. This intuitive tool supports local and cloud documents, custom backgrounds, and shadow casting. Easily import models via multiple methods and share your creations.

AR and 3D viewing modesSupports numerous 3D file formatsLocal and cloud document integration
📊 Productivity
(326)
free with in-app purchases
20
Polycam 3D Scans & Floor Plans
Polycam 3D Scans & Floor Plans
Polycam 3D Scans & Floor Plans
LiDAR for Measurement & CAD
Free

Create high-quality 3D models, precise LiDAR scans, and immersive 360° images directly from your iPhone or iPad. Edit and export your creations in industry-standard formats, and share them with a global community of creators.

Create high-quality 3D models from photosPrecise LiDAR 3D scanningGenerate detailed 3D room models
📷 Photo & Video
(43K)
free with in-app purchases

FAQ about 3D Viewer Design

What are the best 3d viewer design apps for iPhone?
SketchUp - 3D Modeling tops our 3d viewer design apps ranking as of July 2026, with a 4.5-star average from 17K App Store ratings, and it's free to download.
Yes — 19 of the top 3d viewer design apps we rank are free to download, including SketchUp - 3D Modeling and DWG FastView-CAD Viewer&Editor.
SketchUp - 3D Modeling shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 215+ 3d viewer design apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
SketchUp is a leading 3D design platform that provides intuitive tools for creating and visualizing 3D models. It's used by professionals and enthusiasts for architecture, interior design, and various other modeling needs. The app allows users to craft 3D models, generate realistic visuals, and even use AI for design inspiration.
Key features include essential 3D design tools, seamless cross-device work, generative AI for design ideas, room planning, realistic visual creation, a scan-to-design function, augmented reality visualization, DWG file compatibility, and the ability to import real-world information like satellite imagery and terrain.