Comparison

Scan to CAD vs Quick3D CAD Viewer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Scan to CAD

Features
Read full description

CAD Viewer is a fast and simple way to open, explore, and inspect CAD drawings directly on your iPhone. View detailed DWG and DXF files, navigate complex technical drawings, explore 3D models, manage layers, and review important dimensions wherever you are. Built for engineers, architects, designers, construction professionals, and anyone working with CAD files, the app gives you the essential tools you need without a complicated desktop workflow. Key features: • Open and view DWG and DXF CAD files • Explore 2D drawings and detailed 3D CAD models • Zoom and navigate large technical drawings smoothly • View drawing dimensions and model information • Inspect individual CAD layers • Show or hide layers for a clearer view • Review complex architectural and engineering drawings • Measure and inspect CAD details • Work with detailed models containing thousands of segments • Export and share your CAD drawings • Clean, modern interface designed for mobile use Whether you're checking architectural plans on site, reviewing engineering drawings, inspecting a 3D model, or simply opening a DWG or DXF file away from your computer, CAD Viewer keeps your technical files accessible wherever you go. Open your CAD files. Explore every detail. Work from anywhere. Privacy Policy: http://www.godimage.mobi/policy Terms of use: http://www.godimage.mobi/terms

About

Quick3D CAD Viewer

Features
Read full description

Quick3D Viewer 3D CAD Viewing Made Simple. Quick3D Viewer is a free 3D model viewer for iPhone and iPad. Open and explore a wide range of 3D files, including STEP, IGES, STL, OBJ, and more, right from your mobile device. Whether you're on the factory floor, meeting with clients, or away from your desk, Quick3D Viewer makes it easy to inspect 3D models wherever you go. Key Features ■ Supports Multiple 3D File Formats View STEP / STP, IGES / IGS, STL, OBJ, PLY, 3MF, GLB, and USDZ files. ■ Intuitive 3D Navigation Rotate, zoom, and pan models using simple touch gestures. Explore your designs from different angles. ■ Full-Screen Viewing Hide banner ads in full-screen mode and enjoy more space to inspect your 3D models. ■ Designed for iPhone and iPad View 3D models on your phone or tablet, wherever your work takes you. Perfect For - Inspecting 3D models on the factory floor - Reviewing CAD designs and engineering projects - Sharing designs during meetings - Checking models for 3D printing - Viewing CAD files while on the go 3D CAD in Your Pocket. Make 3D viewing easier with Quick3D Viewer.

Screenshots

Scan to CAD4 screens
Quick3D CAD Viewer4 screens

Verdict

The call

The clearest difference is ads: Scan to CAD at none against Quick3D CAD Viewer's shown. Quick3D CAD Viewer's advantage is iOS requirement (18.6 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Scan to CAD ships an update daily, Quick3D CAD Viewer every 2 weeks. The most recent releases landed on October 29, 2026 and October 16, 2026 respectively.

Scorecard2 real differences · 4 level
Scan to CAD versus Quick3D CAD Viewer: the parameters behind the verdict, then further details
ParameterScan to CADQuick3D CAD Viewer
PriceFreeFree
Update frequencyDaily — betterEvery 2 weeks
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.018.6 — better
Further details — not scored
Size29 MB28 MB
Age rating4+4+
DeveloperRETOUCH AI PTE.LTD.Ryo Tazaki

In-app purchases

None

Scan to CAD

No in-app purchases

None

Quick3D CAD Viewer

No in-app purchases

Questions

Is Scan to CAD free?
Scan to CAD is free to download, with no in-app purchases.
Is Quick3D CAD Viewer free?
Quick3D CAD Viewer is free to download, with no in-app purchases.
Do Scan to CAD or Quick3D CAD Viewer have ads?
Quick3D CAD Viewer shows ads; Scan to CAD does not.
Which is updated more often, Scan to CAD or Quick3D CAD Viewer?
Scan to CAD ships an update daily, and Quick3D CAD Viewer every 2 weeks. Most recently, Scan to CAD was updated on October 29, 2026 and Quick3D CAD Viewer on October 16, 2026.

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