Best Cad File Viewer Mobile Apps

200+ iOS apps curated and reviewed

4.1 avg rating
16 free apps
Updated June 2026

Looking for free cad file viewer mobile apps? 16 of our 200+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Cad File Viewer Mobile

AutoCAD#1

AutoCAD by Autodesk

DWG Viewer & Editor
Editor's Choice
📊 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

View and edit AutoCAD drawings on the go! Access all DWG files, annotate, measure, and share designs easily. Download now to streamline your workflow.

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
DWG FastView-CAD Viewer&Editor#2

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

* Support 2D/3D CAD formats
Strong Contender
📊 Productivity
3.7😐(50 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

DWG FastView-CAD Viewer allows users to view, edit, and share CAD drawings on mobile devices with ease. This intuitive app enables quick access to important design files anytime, anywhere. Access professional-grade features on-the-go and streamline your CAD workflow today.

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
CAD FastView: DWG Viewer#3

CAD FastView: DWG Viewer by 镇源 余

DWG Viewer - DWG/DXF Reader
Worth Considering
📊 Productivity
3.9(33 ratings)
FreeIn-App Purchases
CAD FastView: DWG Viewer screenshot 1
CAD FastView: DWG Viewer screenshot 2
CAD FastView: DWG Viewer screenshot 3

This multifunctional CAD drawing viewing and sharing application allows users to quickly view, share, and manage DWG drawings, with features like PDF conversion, cloud synchronization, and Wi-Fi printing. It is ideal for professionals like architects, engineers, and contractors who need to effortlessly handle various CAD drawing formats and tasks.

More Cad File Viewer Mobile apps to explore

4
GoodReader PDF Editor & Viewer
GoodReader PDF Editor & Viewer
GoodReader PDF Editor & Viewer
PDF Annotator, File Manager
$5.99

A versatile PDF editing application that allows users to annotate, organize, and edit PDF documents seamlessly on all devices with advanced features for productivity. Try it now and streamline your document management tasks effortlessly.

📊 Productivity
(14K)
5
CAD Reader-View & Measure DWG
CAD Reader-View & Measure DWG
CAD Reader-View & Measure DWG
DWG & PDF viewer
Free

This cross-platform CAD software allows users to view, measure, and annotate DWG, DXF, and PDF files, providing essential tools for engineers, designers, and quantity surveyors. With features such as measurement tools, collaboration tools, and advanced features like PDF to CAD conversion, it enables efficient work and collaboration, try it now!

📊 Productivity
(22)
6
Glovius - 3D CAD File Viewer
Glovius - 3D CAD File Viewer
Glovius - 3D CAD File Viewer
View CAD files on iPhone, iPad
Free

This application allows users to view, analyze, and collaborate on 3D CAD files on their iPhone or iPad, supporting various file formats. With this app, users can view and interact with 3D models, take measurements, run reports, and share feedback with their team, making it a perfect tool for on-the-go collaboration and design review.

🔧 Utilities
(1)
7
STL Simple Viewer
STL Simple Viewer
STL Simple Viewer
Quickly view 3D STL CAD models
Free

View 3D STL CAD models with ease using our app. Features include support for both ASCII and Binary STL files, graphic operations for manipulation, and rendering options for detailed viewing. Contact us at support@boviosoft.com for more information.

📊 Productivity
(721)
8
STL File Viewer Pro
STL File Viewer Pro
STL File Viewer Pro
Simplest Way To View STL Files
Free

View and interact with your 3D STL models with ease, rotating, zooming, and inspecting them with smooth and intuitive gestures. Download now to explore your 3D models in a comfortable and efficient way, perfect for 3D printing, CAD modeling, and more.

🛠️ Developer Tools
(50)
9
ZWCAD Mobile - Mobile CAD
ZWCAD Mobile - Mobile CAD
ZWCAD Mobile - Mobile CAD
DWG viewer and editor
Free

A powerful mobile CAD app offering DWG viewing, editing, and sharing functions, with precise measurement, annotation, and printing capabilities. Trusted by over 10 million users, it supports various file formats and provides a wide range of editing, drawing, and measuring tools for architects, engineers, and construction professionals. Contact for more information: tech@zwsoft.com.

📊 Productivity
(302)
10
File Viewer
File Viewer
File Viewer
by Sharpened Productions
Free

View and open over 100 file types with this easy-to-use file viewer, including PDFs, Office documents, images, videos, and more. Browse files on your device or iCloud Drive and access advanced features like bookmarking, file identification, and metadata extraction.

🔧 Utilities
(3)
11
Onshape 3D CAD
Onshape 3D CAD
Onshape 3D CAD
Speed Up Your Product Design
Free

Join thousands of professional users in revolutionizing product design with our full mechanical CAD platform. Collaborate in real-time from any device with an internet connection, streamline your design process, and access new features regularly. Start creating today with a free sign-up!

📊 Productivity
(395)
12
3D File Viewer: OBJ STP & more
3D File Viewer: OBJ STP & more
3D File Viewer: OBJ STP & more
STP STL OBJ FBX GLTF & More
Free

View 3D models on your iPhone or iPad with support for over 20 popular file formats, including STL, OBJ, FBX, and more. Download to explore your 3D files anytime, anywhere.

🔧 Utilities
(35)
13
Autodesk Fusion
Autodesk Fusion
Autodesk Fusion
by Autodesk
Free

Collaborate on 3D designs with anyone using Autodesk Fusion™ for iPhone and iPad. View, comment, and share 3D models in over 100 file formats, track project activities, and access design properties. Sign in with your Fusion account and start designing anytime, anywhere.

📊 Productivity
(4.1K)
14
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 read, create, annotate, and modify DWG drawings on-the-go, with free features including viewing, sharing, and dimensioning tools, and additional premium features available with a subscription. Try the full experience for free and take your CAD work to the next level with a mobile solution that offers flexibility and power.

📊 Productivity
(143)
15
Phone Drive: File Storage
Phone Drive: File Storage
Phone Drive: File Storage
Photo Sharing and Music Player
Free

Transform your iOS device into a portable Wireless Flash Drive with this file manager app. Easily store, manage, and share files from various sources, including cloud storage, and enjoy features like multimedia playback, document viewing, and file operations. Experience the convenience of managing all your files in one place. Visit the website for more information.

📊 Productivity
(1.8K)
16
SketchUp - 3D Modeling
SketchUp - 3D Modeling
SketchUp - 3D Modeling
Interior Design & Architecture
Free

Design and visualize 3D models easily with this intuitive application for architects and designers. Start bringing your ideas to life in three dimensions now!

🎨 Graphics & Design
(17K)
17
DXF Viewer: CAD File Reader
DXF Viewer: CAD File Reader
DXF Viewer: CAD File Reader
Open & View DXF Drawings
$4.99
🔧 Utilities
(0)
18
Any: File Explore & Viewer
Any: File Explore & Viewer
Any: File Explore & Viewer
Explore, Search, View Files
Free

This all-in-one file management app helps you efficiently access, view, share, and organize your files, media, and contacts in one place, making it easier to manage your digital life. Download now to unlock features like universal file access, multi-window support, and seamless media playback, and take control of your digital world.

🔧 Utilities
(124)
19
FileBrowser: Documents Manager
FileBrowser: Documents Manager
FileBrowser: Documents Manager
File Explorer & Media Player
$7.99

FileBrowser is a powerful documents manager that allows you to organize and navigate files efficiently. Simplify your file management experience today!

🔧 Utilities
(5.6K)
20
Polaris Office Mobile
Polaris Office Mobile
Polaris Office Mobile
View & Edit all kinds of docs
$39.99

Access, view, and edit your documents, spreadsheets, and presentations on-the-go with a versatile mobile office suite. Enhance productivity anytime, anywhere.

📊 Productivity
(532)