# CADFast - dwg viewer — DWG/DXF 图纸快速浏览、测量标注工具

> DWG/DXF 图纸快速浏览、测量标注工具 (iPhone/iPad app by 玲娟 干.)

- Source: https://appshunter.io/ios/app/cadfast-dwg-viewer/id6793851636 (this page in markdown: same URL + `.md`)
- Developer: [玲娟 干](https://appshunter.io/developer/1822427885)
- Category: Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 16.0 · 32 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2026-07-30
- Data updated: 2026-09-20
- User reviews in markdown: https://appshunter.io/ios/app/cadfast-dwg-viewer/id6793851636/reviews.md

## What is CADFast?

CAD Viewer is a lightweight CAD drawing viewer and editor designed for mobile devices. It supports mainstream CAD formats including DWG and DXF, allowing you to view, manage, and share engineering drawings anytime, anywhere — no computer required.
Core Features
•	Fast Drawing Viewer — Supports DWG and DXF formats with pinch-to-zoom, single-finger pan, and double-tap to zoom in. Smoothly view all types of engineering drawings.
•	Layer Management — View drawing layer structure, show/hide layers as needed, and quickly locate key information.
•	Layout Switching — View multiple layouts within a drawing and flexibly switch between different views.
•	Drawing Markup — Add text, freehand lines, arrows, clouds, rectangles, circles, and other annotations for more efficient collaboration.
•	Drawing Comparison — Open and compare two drawings side by side — differences are immediately visible.
•	Format Conversion — Convert CAD drawings to image or PDF format with one tap for easy sharing and archiving.
•	PC File Transfer — Transfer files quickly over Wi-Fi local network — no data cable needed.
•	Print Support — Connect to a printer on the same Wi-Fi network and print drawings directly.
Highlights
No login required — ready to use out of the box
Local storage — your data stays secure
Clean interface — intuitive operation
Free version covers basic viewing needs
Premium version unlocks professional markup & advanced features
Use Cases
•	Quickly view design drawings on construction sites
•	Review engineering documents while traveling for business
•	Share drawings with your team and add annotations
•	Convert drawing formats and print output

Whether you're an architect, engineer, construction professional, or anyone who needs to view and manage CAD drawings, CAD Viewer is your go-to mobile companion for productivity on the go.

User Agreement：https://docs.qq.com/doc/DQWhYeVdjRmxOR3ZP
Privacy Policy：https://docs.qq.com/doc/DQWp3RFpuTnFuWUx2


## Version history (last 3 releases)

### 1.2 — 2026-09-07

Opetimize loading speed

### 1.1 — 2026-08-28

- Added the drawing comparison function.
- Added the project note function.
- Optimized the drawing note function.

### 1.0 — 2026-07-30

No release notes.

## More apps by 玲娟 干

- [万能扫描王—高效办公与文件处理](https://appshunter.io/ios/app/id6762968276)

All apps by 玲娟 干: https://appshunter.io/developer/1822427885

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-20.*