Best Cad Viewer Apps

248+ iOS apps curated and reviewed

3.9 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)YesYesSep 2026
2AutoCADAutoCADFree4.4★ (6.3K)NoYesSep 2026
3Autodesk FusionAutodesk FusionFree4.5★ (4.1K)NoNoAug 2026
4CAD Reader-View & Measure DWGCAD Reader-View & Measure DWGFree4.0★ (22)YesYesSep 2026
5SnapCAD : DWG,DXF,STEP,STL,3MFSnapCAD : DWG,DXF,STEP,STL,3MFFreeYesYesSep 2026
6CAD Viewer EditorCAD Viewer EditorFreeNoNoSep 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
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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
  • 👍 Smooth performance
  • 👍 Accurate measurements and annotations
  • 💡 Useful PDF export feature

Room to Improve

  • 🐛 Crashes and freezes
  • 💰 Subscription model with limited free features
  • 🔒 Lack of customer support and communication
  • 🔒 Unclear upgrade and purchase process
  • 🔒 Aggressive advertising and paywalls
  • 🔒 Unreliable file compatibility and opening
AutoCAD#2

AutoCAD by Autodesk Inc.

DWG Viewer & Editor
Strong Contender
📊 Productivity
4.4😞(6.3K ratings)
FreeIn-App Purchases
AutoCAD screenshot 1
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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
  • 📱 Lacks basic CAD features like hatching and dimensioning
  • 💰 Expensive subscription model
Autodesk Fusion#3

Autodesk Fusion by Autodesk Inc.

Worth Considering
📊 Productivity
4.5😐(4.1K ratings)
Free
Autodesk Fusion screenshot 1
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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
  • 🐛 Buggy and unreliable

More Cad Viewer apps to explore

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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