# 思联三维看图-CAD看图纸 — 手机轻量化看stp/proe等3D模型

> Mobile 3D model viewer and collaborator for various CAD formats. (iPhone/iPad app by Nanjing Wiss Software Co., Ltd..)

- Source: https://appshunter.io/ios/app/cad/id1517538948 (this page in markdown: same URL + `.md`)
- Developer: [Nanjing Wiss Software Co., Ltd.](https://appshunter.io/developer/1517538947)
- Category: Utilities, Business
- Price: Free with in-app purchases
- Rating: 3.20/5 from 5 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 13.0 · 110 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2020-06-19
- Data updated: 2026-08-29
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/cad/id1517538948/reviews.md

## What is 思联三维看图?

Silian 3D Viewer is a light-weight mobile phone for viewing drawings, sharing drawings, and team collaboration. It supports 3D visualization functions such as online 3D browsing of 3D drawings, 3D measurement, and 3D model decomposition. Support mobile APP, tablet, applet, web terminal, PC terminal and various application terminal data sharing, and realize drawing on the whole platform.
special function:
1. Lightweight 3D model browsing:
No need to install CAD software, you can quickly browse 3D models such as JT, UG, CATIA, Pro/E, STEP, etc. on your mobile phone, support 3D model assembly structure viewing, 3D measurement, 3D part manipulation, 3D model decomposition, 3D view saving, Add annotations and other 3d visualization features.
2. Supports 3d models in multiple formats:
Office(*.doc;*.docx;*.xsl;*.xslx;*.ppt;*.pptx); PDF(*.pdf);
3D model in CATIA V5 (*CATPart;*.CATProduct) format;
IGES(*.igs; *.iges) format 3D model; JT(*.jt) format 3D model;
STEP(*.stp ;*.step) format 3D model;
Parametric (*.prt;*.prt.*;*.asm;*.asm.*) format 3D model;
SolidWorks (*.sldprt;*.sldasm) format 3D model;
3DMXL (*.3dmxl) format 3D model;
3D model in UG/NX(*.prt) format;
3D model in WisViewer/WisMockup (*.lite) format; 3D model in compressed package (*.zip) format.
3. Support 3D model online format conversion:
Support mainstream 3D model format conversion, such as mutual conversion between NX, Proe, Catia, SolidWorks, IGES formats.
4. Browsing 2D drawings:
You can view DWG, DXF files, browse dwg, dxf files on your mobile phone.
5. Encrypted sharing, small program code
Encrypted sharing: You can set a limited time limit for the sharing link of the shared file, set the extraction code of the file, and make the sharing more secure.
Share applet code: Generate the applet code of the model, scan it on WeChat on your mobile phone, and you can browse the model.
6. Mobile phone to view 3D drawings more conveniently:
For the 3D drawings received in WeChat, QQ and DingTalk, you can view the 3D drawings by opening the association.
7. Support to set the display precision of 3D model:
The display precision of the model can be set according to the size of the model, low, medium and high precision.
8. Project collaborative office:
Support the creation of internal projects, share files in projects among members, and support multi-person and multi-terminal online real-time editing of documents.
9. Support a variety of application terminals:
It supports the use of mobile APP, tablet, WeChat applet, web page and PC, realizes multi-terminal data synchronization, meets the needs of engineers to view 3D models in various scenarios, and meets the needs of users to view 3D models on all platforms.
【contact us】
Customer service phone: 400-0306-871 18005183173 (same as WeChat)
Customer Service QQ: 3548443184
Company official website: https://www.wis3d.com
Terms of Use:https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Key features

- Lightweight 3D model browsing
- Supports multiple 3D and 2D file formats
- Online 3D model format conversion
- Encrypted sharing with time limits
- Project collaborative office features
- Cross-platform data synchronization

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| 50G存储空间连续包年服务 | $39.99 | per year |
| 100G空间连续包年服务 | $69.99 | per year |
| 200G空间连续包年服务 | $99.99 | per year |
| 连续包月 | $3.99 | per month |
| 20G空间连续包年服务 | $69.99 | per year |
| 连续包季 | $12.99 | per 3 months |
| 半年卡 | $19.99 | per 6 months |
| 基础看图首购&连续包月 | $0.99 | per month |
| 5G空间连续包年服务 | $24.99 | per year |
| 10G空间连续包年服务 | $39.99 | per year |
| 新用户首购 | $0.99 | per month |
| 基础看图 | $0.99 | per month |
| 基础看图【连续包月】 | $0.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| 一年VIP | $29.99 | one-time |
| 两年VIP，再赠送一年 | $59.99 | one-time |
| 5G存储空间 | $49.99 | one-time |
| 10G存储空间 | $79.99 | one-time |
| 20G存储空间 | $149.99 | one-time |
| 一年VIP | $19.99 | one-time |
| 季度VIP | $9.99 | one-time |
| 3人团一年VIP | $79.99 | one-time |
| 5人团 | $129.99 | one-time |
| 10人团 | $249.99 | one-time |
| 特惠一年卡 | $24.99 | one-time |
| 10G存储空间 | $29.99 | one-time |
| 20G存储空间 | $59.99 | one-time |
| 一日VIP | $0.99 | one-time |
| 基础看图 | $1.99 | one-time |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/cad/id1517538948/reviews.md

### 1/5 — 要手机登录

*2024-04-16*

臭毛病要手机登录

## Frequently asked questions about 思联三维看图

### What 3D model formats does 思联三维看图 support?

思联三维看图 supports a wide range of 3D model formats including JT, UG, CATIA, Pro/E, STEP, IGES, SolidWorks, and more. It also supports 2D formats like DWG and DXF.

### Can I convert 3D model formats with 思联三维看图?

Yes, the application offers online 3D model format conversion for mainstream formats such as NX, Proe, Catia, SolidWorks, and IGES.

### How does 思联三维看图 handle sharing?

You can securely share files with encrypted links that can have time limits and require an extraction code. It also supports sharing via applet code for WeChat.

### Does 思联三维看图 offer collaboration features?

Yes, it supports project collaborative office features, allowing for the creation of internal projects, file sharing among members, and multi-person, multi-terminal online real-time editing.

### What devices are supported by 思联三维看图?

思联三维看图 is available on mobile APP, tablet, WeChat applet, web page, and PC, ensuring multi-terminal data synchronization.

### What is the pricing for 思联三维看图?

The app is free to download and use for basic viewing. Subscription plans are available for advanced features, starting at $0.99/month for new users and basic viewing, with other tiers at $3.99/month.

### How often is 思联三维看图 updated?

The latest version is 8.1.6, and it was last updated on May 20, 2026, indicating regular updates to improve functionality and compatibility.

### What is the user sentiment for 思联三维看图?

The app has a rating of 3.2 stars from 5 ratings, suggesting a mixed but generally positive reception from its user base.

## Version history (last 5 releases)

### 8.1.9 — 2026-08-26

Added a one-click function to clear measurement results; optimized UI; fixed known defects.

### 8.1.6 — 2026-05-20

1. Fixed a bug related to importing models.  
2. Added support for importing model files via WeChat.

### 8.1.5 — 2026-02-25

(1) Optimized measurement functionality;  
(2) Added business news feature;  
(3) Added team VIP feature

### 8.0.0 — 2025-04-23

Update digital certificates;
Other content updates.

### 7.0.9 — 2025-04-03

（1）测量功能优化；
（2）优化触屏问题。

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All apps by Nanjing Wiss Software Co., Ltd.: https://appshunter.io/developer/1517538947

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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 2026-08-29.*