Best Engineering Drawing Apps

225+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated July 2026

Every iPhone needs a few good engineering drawing apps. We benchmark 225+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Engineering Drawing Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Engidraft -Engineering DrawingEngidraft -Engineering DrawingFreeNoNoMay 2026
2AI CAD Generator-Auto Draw CADAI CAD Generator-Auto Draw CADFreeNoYesJul 2026
3DWG FastView-CAD Viewer&EditorDWG FastView-CAD Viewer&EditorFree4.4★ (1K)YesYesJul 2026
4CAD Drawing Designer 3DCAD Drawing Designer 3DFree3.8★ (39)YesYesJul 2026
5Updraw - create 2D CAD drawings with dimensionsUpdraw - create 2D CAD drawings with dimensionsFree3.7★ (356)NoNoJul 2026
63D modeling: Design my model3D modeling: Design my modelFree4.6★ (13K)NoYesJul 2026
7Draft PaperDraft PaperFree was $7.994.4★ (14K)NoYesJul 2026
8AR for Engineering GraphicsAR for Engineering GraphicsFreeNoNoMay 2026

Top Picks for Engineering Drawing

DWG FastView-CAD Viewer&Editor#3

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

* Support 2D/3D CAD formats
Worth Considering
📊 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

More Engineering Drawing apps to explore

4
CAD Drawing Designer 3D
CAD Drawing Designer 3D
CAD Drawing Designer 3D
Realize your project in 3D
Free

Design and plan your projects in 3D with a comprehensive library of construction components and intuitive CAD tools. Easily create, edit, and dimension drawings, import various 3D data formats, and generate realistic visualizations. Export material lists for efficient implementation.

3D construction and 2D viewsComponent library (wood, steel, concrete)Drag & drop 3D object insertion
🎨 Graphics & Design
(39)
free with in-app purchases
5
Updraw - create 2D CAD drawings with dimensions
Updraw - create 2D CAD drawings with dimensions
Updraw - create 2D CAD drawings with dimensions
by Ben Blevins
Free

Create precise 2D CAD drawings on your mobile device. Add familiar shapes and apply various constraints to calculate unknown dimensions and angles. Export your designs as PDF or PNG images.

Intuitive touch screen interface2D geometry tools (lines, circles, arcs)Global constraint solver
📊 Productivity
(356)
free
6
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
7
Draft Paper
Draft Paper
Draft Paper
by Giles Goddard
Free
$7.99 | 100% OFF

Create floor plans, layouts, and blueprints with ease using intuitive drawing tools. Support for multiple layers, iCloud, and Dropbox integration allows for seamless workflow. Export your designs to various formats for printing or further editing.

Draw lines, rectangles, text, and moreSupport for multiple layersExport to PDF, JPEG, and DXF
📊 Productivity
(14K)
free with in-app purchases
8
AR for Engineering Graphics
AR for Engineering Graphics
AR for Engineering Graphics
by MIZHNARODNA ASOTSIATSIYA TEKHNOLOGICHNOGO ROZVYTKU TA INNOVATSII, GO
Free
📚 Education
(0)
9
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
10
Sketchbook®
Sketchbook®
Sketchbook®
Draw, paint, & sketch anywhere
Free

This app provides a professional-grade drawing and painting experience for artists and illustrators. It offers a natural drawing feel with customizable tools, layers, and guides for precision. Unlock advanced features like custom brushes and canvas resizing with an optional premium purchase.

Full complement of brush typesHighly customizable brushesGuides, rulers, and stroke tools
🎨 Graphics & Design
(220K)
free with in-app purchases
11
Onshape 3D CAD
Onshape 3D CAD
Onshape 3D CAD
Speed Up Your Product Design
Free

This professional CAD platform enables real-time collaboration on product design from any device. It offers parametric modeling tools, secure cloud storage, and version control, streamlining the design process for teams and individuals. Supports students and educators with free access for non-commercial projects.

Parametric modeling toolsReal-time team collaborationCloud-based data management
📊 Productivity
(399)
free with in-app purchases
12
Morpholio Trace - Sketch CAD
Morpholio Trace - Sketch CAD
Morpholio Trace - Sketch CAD
Design & Architecture Drawing
Free

This app is a comprehensive design and architecture drawing tool. It allows users to sketch, layer ideas, and communicate designs through markups. It supports various file types and offers tools for creating professional-quality drawings to scale.

Layered idea developmentDrawing markup and communicationDrawing to scale
🎨 Graphics & Design
(11K)
free with in-app purchases
13
Autodesk Fusion
Autodesk Fusion
Autodesk Fusion
by Autodesk
Free

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.

View over 100 file formatsCollaborate on 3D designsComment on project activities
📊 Productivity
(4.1K)
free
14
SketchUp - 3D Modeling
SketchUp - 3D Modeling
SketchUp - 3D Modeling
Interior Design & Architecture
Free

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.

3D modeling toolsGenerative AI designsRoom planner & space design
🎨 Graphics & Design
(17K)
free with in-app purchases
15
Whiteboard: just draw together
Whiteboard: just draw together
Whiteboard: just draw together
simple, easy, focused and fun
Free

A simple and fun drawing app designed for collaborative creativity. Easily share and draw with friends and family, import photos to trace, and enjoy a clutter-free drawing experience. Offers a variety of tools and sharing options.

Collaborative drawing via MessagesImport photos for tracingRainbow marker tool
💼 Business
(80K)
free with in-app purchases
16
UVCAD-CAD 2D Drawing Drafting
UVCAD-CAD 2D Drawing Drafting
UVCAD-CAD 2D Drawing Drafting
Dxf/dwg sketch editor & viewer
Free

This app provides a 2D CAD drawing and drafting tool optimized for touchscreens. It offers a comprehensive set of drawing, editing, and annotation tools for designers, engineers, and architects to create precise technical drawings on mobile devices.

Touch-optimized 2D drawing and draftingComprehensive drawing and editing toolsAnnotation and dimensioning features
💼 Business
(5)
free
17
ArcSite: Floor Plans and CAD
ArcSite: Floor Plans and CAD
ArcSite: Floor Plans and CAD
Sketch, Draw & Remodel On-Site
Free

This app allows contractors to create accurate floor plans and site layouts directly on-site. It streamlines the process of planning remodels, running takeoffs, generating professional proposals, and collecting payments, all from a mobile device.

Sketch accurate floor plans on-sitePlan remodels and renovationsRun takeoff and generate material lists
📊 Productivity
(8.6K)
free with in-app purchases
18
Sketchar: AR Drawing App
Sketchar: AR Drawing App
Sketchar: AR Drawing App
Learn how to draw with AR
Free

Learn to draw with augmented reality and AI-powered lessons. This app offers a comprehensive drawing tool, community contests, and personalized learning plans to enhance your artistic skills. Practice art to relieve stress and impress others with your creations.

Augmented Reality drawing guidanceAI-powered personalized learning plans550+ drawing lessons
🎨 Graphics & Design
(9.6K)
free with in-app purchases
19
AR Drawing How to Draw Sketch
AR Drawing How to Draw Sketch
AR Drawing How to Draw Sketch
Trace & Paint picture on paper
Free

Learn to draw with interactive video lessons and augmented reality tracing. Project reference images onto paper to practice sketching, improve hand control, and build confidence. Offers structured guides for beginners to advanced artists across various popular themes.

AR tracing modeStep-by-step video lessonsStructured drawing guides
🎨 Graphics & Design
(23K)
free with in-app purchases
20
Trace Drawing App - Sketchify
Trace Drawing App - Sketchify
Trace Drawing App - Sketchify
Simply Draw Learn To Draw
Free

This app uses augmented reality and artificial intelligence to transform how you sketch and create art. Project images onto surfaces to trace, import your own photos, or generate art from text descriptions. It offers drawing lessons and tools to capture your creative process.

AR projection for tracingImport and trace personal imagesStep-by-step drawing lessons
🎨 Graphics & Design
(3.3K)
free with in-app purchases

FAQ about Engineering Drawing

Are there free engineering drawing apps for iPhone?
Yes — 20 of the top engineering drawing apps we rank are free to download, including Engidraft -Engineering Drawing and AI CAD Generator-Auto Draw CAD.
Engidraft -Engineering Drawing has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 225+ engineering drawing apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.

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