Best Cad Viewer Apps

248+ iOS apps curated and reviewed

3.8 avg rating
19 free apps
Updated July 2026

If you already know DWG FastView, this is the deeper bench. 248+ cad viewer apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of July 2026.

Compare top Cad Viewer Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1DWG FastView-CAD Viewer&EditorDWG FastView-CAD Viewer&EditorFree4.5★ (1.1K)YesYesAug 2026
2AutoCADAutoCADFree4.4★ (6.3K)NoYesAug 2026
3Autodesk FusionAutodesk FusionFree4.5★ (4.1K)NoNoAug 2026
4CAD Reader-View & Measure DWGCAD Reader-View & Measure DWGFree4.0★ (22)YesYesAug 2026
5SnapCAD ViewerSnapCAD ViewerFreeYesYesAug 2026
6CAD Viewer EditorCAD Viewer EditorFreeNoNoAug 2026
7CADDaddy: CAD ViewerCADDaddy: CAD Viewer$12.99 was $19.99NoNoJul 2026
8KiCad ViewerKiCad ViewerFree2.1★ (7)NoYesMay 2026

Top Picks for Cad Viewer

DWG FastView-CAD Viewer&Editor#1

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

* Support 2D/3D CAD formats
Editor's Choice
📊 Productivity
4.5😐(1.1K 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
AutoCAD#2

AutoCAD by Autodesk Inc.

DWG Viewer & Editor
Strong Contender
📊 Productivity
4.4😞(6.3K ratings)
FreeIn-App Purchases
AutoCAD screenshot 1
AutoCAD screenshot 2
AutoCAD screenshot 3
AutoCAD screenshot 4
AutoCAD screenshot 5
AutoCAD screenshot 6

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.

What We Love

  • 🚀 Intuitive and easy to learn
  • 📱 Convenient mobile solution
  • 👍 Great for site visits and field work
  • 🔍 Useful for viewing and marking up drawings

Room to Improve

  • 🐛 Crashes frequently
  • 🔒 Difficult login and account management
  • 🔍 Limited functionality compared to desktop version
Autodesk Fusion#3

Autodesk Fusion by Autodesk Inc.

Worth Considering
📊 Productivity
4.5😐(4.1K ratings)
Free
Autodesk Fusion screenshot 1
Autodesk Fusion screenshot 2
Autodesk Fusion screenshot 3

Collaborate on 3D designs from anywhere with this mobile app. View, comment on, and share CAD models in over 100 formats. It works with a companion cloud-based desktop product for product design and development.

What We Love

  • 🚀 Great for showing designs
  • 👍 Easy to use and understand
  • 💡 Powerful CAD/CAM capabilities
  • 🚀 Convenient for collaboration

Room to Improve

  • 🐛 Crashes and login issues
  • 👎 Limited functionality compared to desktop version
  • 👎 Constantly logs out

More Cad Viewer apps to explore

4
CAD Reader-View & Measure DWG
CAD Reader-View & Measure DWG
CAD Reader-View & Measure DWG
DWG & PDF viewer
Free

This application allows users to view, measure, and annotate CAD files and PDFs. It supports multiple drawing formats and offers tools for collaboration, including image and voice annotations. Convert PDFs to CAD and manage layers with advanced features.

View DWG, DXF, and PDF filesScale drawing and measure area/lengthAdd image, voice, and text annotations
📊 Productivity
(22)
free with in-app purchases
5
SnapCAD Viewer
SnapCAD Viewer
SnapCAD Viewer
Lightweight DWG/DXF Viewer
Free
📊 Productivity
(0)
6
CAD Viewer Editor
CAD Viewer Editor
CAD Viewer Editor
DWG & DXF Drawings: View, Edit
Free
🎨 Graphics & Design
(0)
7
CADDaddy: CAD Viewer
CADDaddy: CAD Viewer
CADDaddy: CAD Viewer
Open almost any CAD file
$12.99
$19.99 | 35% OFF
📊 Productivity
(0)
8
KiCad Viewer
KiCad Viewer
KiCad Viewer
KiCad EDA Viewer
Free

View KiCad electronic design projects, including schematics, PCB layouts, and 3D models. Inspect mechanical fit and generate realistic renderings with customizable lighting.

Project list importSchematic inspectionPCB layout viewing
📊 Productivity
(7)
free
9
Professional CAD drawing
Professional CAD drawing
Professional CAD drawing
by Mahmood Khalid
Free
📊 Productivity
(0)
10
CAD FastView: DWG Viewer
CAD FastView: DWG Viewer
CAD FastView: DWG Viewer
DWG,DXF,DWT Viewer -CAD viewer
Free

View, convert, and print CAD drawings on your mobile device. Supports DWG, DXF, and PDF formats with iCloud sync and Wi-Fi printing. Ideal for architects, engineers, and construction professionals.

Fast DWG/DXF viewingConvert drawings to PDFWi-Fi printing
📊 Productivity
(50)
freemium
11
CadAuto: DWG DXF CAD Viewer 3D
CadAuto: DWG DXF CAD Viewer 3D
CadAuto: DWG DXF CAD Viewer 3D
Blueprint reader & measure
Free
🎨 Graphics & Design
(0)
12
Model Viewer | CAD Viewer
Model Viewer | CAD Viewer
Model Viewer | CAD Viewer
STL, GLB, USD, OBJ, 3DM, PLY
Free
🎨 Graphics & Design
(0)
13
uMake: 3D CAD Modeling, Design
uMake: 3D CAD Modeling, Design
uMake: 3D CAD Modeling, Design
AI Sketch, Model & Create
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
14
ViewCAD:2D/3D CAD Model Viewer
ViewCAD:2D/3D CAD Model Viewer
ViewCAD:2D/3D CAD Model Viewer
View CAD Models Anywhere
Free
📊 Productivity
(0)
15
ARES Touch: DWG Viewer & CAD
ARES Touch: DWG Viewer & CAD
ARES Touch: DWG Viewer & CAD
Read, Modify & Annotate in DWG
Free

This CAD software allows professionals to view, create, annotate, and modify DWG drawings on mobile devices. Free users can access viewing and basic annotation tools, while subscribers unlock hundreds of advanced creation and editing features.

View, create, and modify DWG drawingsAnnotate with text, dimensions, and revision cloudsSynchronize files with cloud storage
📊 Productivity
(143)
free with in-app purchases
16
CADSOMA - AEC & CAD Tools hub
CADSOMA - AEC & CAD Tools hub
CADSOMA - AEC & CAD Tools hub
AI Assistant for CAD/AEC
Free
💼 Business
(0)
17
MeshView - 3D & VR Viewer
MeshView - 3D & VR Viewer
MeshView - 3D & VR Viewer
Offline 3D CAD & Mesh Viewer
Free
🔧 Utilities
(0)
18
eCAT Viewer
eCAT Viewer
eCAT Viewer
by CADENAS Konstruktions-, Softwareentwicklungs- und Vertriebs GmbH
Free
💼 Business
(0)
19
STL Simple Viewer
STL Simple Viewer
STL Simple Viewer
View 3D STL & 3MF 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
(866)
free with in-app purchases
20
Sketch Viewer UP-model browser
Sketch Viewer UP-model browser
Sketch Viewer UP-model browser
Sketch UP Skp model browser
Free

This application allows users to import and view 3D models from various professional design software. It supports a wide range of file formats, making it convenient for designers, engineers, and students to access and analyze 3D drawings on their mobile devices.

Import and view 3D drawingsSupports multiple professional 3D file formatsCollection of standard industry libraries
📊 Productivity
(10)
free with in-app purchases

FAQ about Cad Viewer

What are the best cad viewer apps for iPhone?
DWG FastView-CAD Viewer&Editor tops our cad viewer apps ranking as of July 2026, with a 4.5-star average from 1.1K App Store ratings, and it's free to download.
Yes — 19 of the top cad viewer apps we rank are free to download, including DWG FastView-CAD Viewer&Editor and AutoCAD.
DWG FastView-CAD Viewer&Editor shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 248+ cad viewer apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
DWG FastView allows you to view, edit, and create 2D and 3D CAD drawings. You can perform actions like moving, copying, rotating, scaling, measuring, and annotating objects. It also supports exporting drawings to various image formats and PDF.
The app is fully compatible with AutoCAD formats like DWG and DXF. It also supports browsing over 40 formats of 3D drawings, including BIM, Revit, Solidworks, NX, CATIA, Inventor, and more.

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