# 3D PDF Viewer

> Mobile viewer for interactive 3D models within PDF documents. (iPhone/iPad app by ProtoTech Solutions and Services Pvt. Ltd..)

- Source: https://appshunter.io/ios/app/3d-pdf-viewer/id919857557 (this page in markdown: same URL + `.md`)
- Developer: [ProtoTech Solutions and Services Pvt. Ltd.](https://appshunter.io/developer/365252924)
- Category: Business, Productivity
- Price: Free
- Rating: 1.50/5 from 2 App Store ratings · 23 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.6 · 21 MB
- Languages: English
- Released: 2014-10-01
- Data updated: 2026-06-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/3d-pdf-viewer/id919857557/reviews.md

## What is 3D PDF Viewer?

3D PDF Viewer is a lightweight 3D PDF document viewer with powerful capabilities. 3D PDF Viewer extends the use of 3D PDF to mobile devices by providing the user ability to view and interact with 3D models stored in 3D PDF files. User can easily zoom, pan and rotate 3D model with multi-touch gestures. The application recognises .pdf file extension and user can choose to load .pdf files into this application directly from other applications like email client, web downloads, FTP, Dropbox, Google Drive, Box and any other cloud storage applications. 

3D PDF Viewer is integrated with Box and Dropbox cloud storage allowing user to directly browse files on Box.com and Dropbox.com storage in the application itself. Three sample 3D PDFs are bundled with the application.

3D PDF Viewer current version contains following features:
  - 3D PDF model rendering (.prc files)
  - Multi-touch gestures like zoom, pan, rotate and fit to screen
  - Import models from email attachment, Dropbox, Google Drive, Box or any other cloud storage application.
  - Open password protected pdf files.
  - Easy file browsing for Box and Dropbox user (Box and Dropbox cloud storage is natively integrated with the application).
  - Supports meshes and colors.


Please do send your feedback to us 3DPDFViewer.iOS@ProtoTechSolutions.com

## Key features

- 3D PDF model rendering (.prc)
- Multi-touch gestures (zoom, pan, rotate)
- Import from cloud storage
- Open password-protected PDFs
- Integrated Box and Dropbox browsing
- Supports meshes and colors

## Recent user reviews (10 of 23)

All indexed reviews: https://appshunter.io/ios/app/3d-pdf-viewer/id919857557/reviews.md

### 1/5 — Doesn't work

*2025-05-04, version 2.4*

Extremely poor

### 1/5 — Nutzlos

*2024-08-19, version 2.4*

Öffnet keine 3D PDF Dateien

### 1/5 — Blank screen no connection

*2024-05-01, version 2.4*

I keep getting blank screens when ever I try a feature. I can’t connect to my Dropbox to access my file and there is no option to connect to one drive. Useless application

### 1/5 — Don’t bother

*2024-04-23, version 2.4*

It doesn’t even open sample pdfs

### 1/5 — Unbrauchbar

*2024-02-15, version 2.4*

Kann keine 3D Files öffnen.

### 1/5 — Couldn’t even open the sample files

*2023-11-08, version 2.4*

I have uninstalled both this App and 3D-Viewer from my iPad Pro 9.7”

### 1/5 — Non stable

*2023-08-08, version 2.4*

A planté à l’ouverture de mon PDF 3D (fichier qui fonctionne avec l’ancien 3D PDF reader)

### 1/5 — Not work at all newest iOS and iPhone 14

*2023-06-28, version 2.4*

As said

### 1/5 — 完全不能用

*2023-06-09, version 2.4*

打開就閃退，說垃圾不為過

### 1/5 — Ne fonctionne pas

*2023-06-08, version 2.4*

Bug a l'ouverture d'un pdf 3D, se ferme immédiatement.
Ne sert à rien

## Frequently asked questions about 3D PDF Viewer

### What file formats does 3D PDF Viewer support for 3D models?

3D PDF Viewer specifically renders 3D PDF models, recognizing the .prc file extension. It supports both meshes and colors within these files, allowing for detailed visualization.

### Can I open password-protected PDF files with 3D PDF Viewer?

Yes, 3D PDF Viewer has the capability to open password-protected PDF files. This ensures you can access your secure 3D model documents directly on your mobile device.

### How does 3D PDF Viewer handle file imports?

You can import 3D PDF files directly into 3D PDF Viewer from various sources. This includes email attachments, and cloud storage services like Dropbox, Google Drive, and Box.

### What are the primary gestures used in 3D PDF Viewer?

The application utilizes multi-touch gestures for seamless interaction with 3D models. Users can easily zoom in and out, pan across the model, and rotate it to view from different angles, as well as fit it to the screen.

### Is 3D PDF Viewer available on multiple platforms?

Based on the available data, 3D PDF Viewer is supported on iPhone, iPad, and iPod. This makes it accessible for users within the Apple ecosystem.

### How often is 3D PDF Viewer updated?

The latest version of 3D PDF Viewer is 3.1, and it was last updated on July 8, 2025. This indicates a recent update, suggesting ongoing development and support.

### What is the user sentiment for 3D PDF Viewer?

The current rating for 3D PDF Viewer is 1.5 stars from 2 ratings. This suggests that user satisfaction may be low, and potential users should consider this feedback.

### Does 3D PDF Viewer offer native integration with cloud storage?

Yes, 3D PDF Viewer is natively integrated with Box and Dropbox. This allows users to directly browse files stored on these cloud services within the application itself for easy access.

## Version history (last 5 releases)

### 3.1 — 2025-07-08

Fixed crash on loading
Improved Box and Dropbox integration
Fixed model rendering issue on latest IOS version.

### 3 — 2025-07-04

Improved Box and Dropbox integration
Fixed model rendering issue on latest IOS version.

### 2.4 — 2021-11-03

- Minor bug fixes
- Support for latest iOS version

### 2.3 — 2019-11-13

- Implemented "Copy to" functionality

### 2.0 — 2018-06-28

- Supports loading assemblies and sub assemblies with transformations.
- Supports loading parts, assemblies and sub assemblies exported from Autodesk Inventor.
- Supports loading parts, assemblies and sub assemblies exported from SolidWorks ( Without lossy compression. )
- Added check to verify if file type is other than PRC (e.g. u3d)
- Various rendering, performance and UI improvements
- Automatically computes normals if they are not available in 3D PDF files

## Apps similar to 3D PDF Viewer

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [PDF Gear - PDF Editor & Reader](https://appshunter.io/ios/app/pdf-gear-pdf-editor-and-reader/id6465897558) | 4.7 (7,568) | Free | Business |
| [PDF Reader & Editor \| Xodo](https://appshunter.io/ios/app/pdf-reader-and-editor-xodo/id805075929) | 4.1 (326) | Free | Business |

## More apps by ProtoTech Solutions and Services Pvt. Ltd.

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- [Show Duplicate Contacts](https://appshunter.io/ios/app/show-duplicate-contacts/id415828033)

All apps by ProtoTech Solutions and Services Pvt. Ltd.: https://appshunter.io/developer/365252924

## Related topics

[3d pdf viewer](https://appshunter.io/ios/topics/3d-pdf-viewer) · [pdseetoct](https://appshunter.io/ios/topics/pdseetoct)

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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 2026-06-04.*