Best Cad Viewer Editor Apps

250+ iOS apps curated and reviewed

3.2 avg rating
16 free apps
Updated September 2026

CAD Viewer Editor is the household name in cad viewer editor, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Cad Viewer Editor Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1CAD Viewer EditorCAD Viewer EditorFree1.0★ (1)NoNoSep 2026
2DWG FastView-CAD Viewer&EditorDWG FastView-CAD Viewer&EditorFree4.5★ (1.1K)YesYesSep 2026
3DWG View - CAD Viewer & EditorDWG View - CAD Viewer & EditorFree2.0★ (7)NoYesSep 2026
4STP Viewer : STEP 3DSTP Viewer : STEP 3DFree—NoYesJul 2026
5CADFast - dwg viewerCADFast - dwg viewerFree—YesYesSep 2026
6ViewCAD:2D/3D CAD Model ViewerViewCAD:2D/3D CAD Model ViewerFree—NoYesMay 2026
7STEP ViewerSTEP ViewerFree—NoNoSep 2026
8DWG FastView Pro-CAD viewerDWG FastView Pro-CAD viewer$9.993.5★ (16)NoNoSep 2026

Top Picks for Cad Viewer Editor

DWG FastView-CAD Viewer&Editor#2

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

* Support 2D/3D CAD formats
Strong Contender
📊 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
  • 👍 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

More Cad Viewer Editor apps to explore

FAQ about Cad Viewer Editor

What are the best cad viewer editor apps for iPhone?
CAD Viewer Editor tops our cad viewer editor apps ranking as of September 2026, with a 1.0-star average from 1 App Store ratings, and it's free to download.
Yes — 16 of the top cad viewer editor apps we rank are free to download, including CAD Viewer Editor and DWG FastView-CAD Viewer&Editor.
CAD Viewer Editor has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 250+ cad viewer editor apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
CAD Viewer Editor supports DWG files from R14 through R2018, and DXF ASCII read & write. This ensures compatibility with most mainstream releases and allows for round-tripping with other desktop CAD applications.
Yes, CAD Viewer Editor is designed for offline use. You can open and edit drawings entirely offline, ensuring your privacy and accessibility regardless of internet availability.