# viewshape vs 3D Viewer by Chief Architect

The clearest difference is review sentiment: viewshape at 83% against 3D Viewer by Chief Architect's 31%. viewshape also leads on iOS requirement (8.1 vs 16.0). 3D Viewer by Chief Architect's advantage is rating (3.7 vs 2.7) and ratings volume (490 vs 3). On price, update cadence, ads and in-app purchases there is nothing between them.

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

3D Viewer by Chief Architect holds the better App Store score, 3.7 against 2.7. That said, the two scores are not equally well evidenced: 3D Viewer by Chief Architect has 490 ratings behind it against 3, so its average is the more settled of the two. Written reviews complicate that: 83% of viewshape's written reviews are positive against 31% of 3D Viewer by Chief Architect's, so the app with the better star average is not the one people write more warmly about.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on September 30, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | viewshape | 3D Viewer by Chief Architect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (3 ratings)](https://appshunter.io/ios/app/viewshape/id444611712/reviews) | **[3.7 (490 ratings)](https://appshunter.io/ios/app/3d-viewer-by-chief-architect/id1083656847/reviews)** |
| Number of ratings | 3 | **490** |
| Positive reviews | **83.3% of reviews** | 31.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free | Free |
| Size | 85 MB | 152 MB |
| Requires iOS | **8.1** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Artec Group](https://appshunter.io/developer/444611715) | [Chief Architect](https://appshunter.io/developer/520677645) |

## What reviewers say

### viewshape

[App page](https://appshunter.io/ios/app/viewshape/id444611712)

A free 3D model viewer for iPhone and iPod touch, allowing you to access, download, and share 3D models. Supports various file formats and offers intuitive navigation with different rendering modes.

**Highlights:** 3D model viewing, Download models from web, Share models via email/Facebook, Support for OBJ, STL, VRML, PLY, Texture support, Multiple rendering modes, Intuitive navigation

**Features:** macOS Compatibility

**In-app purchases:** none


### 3D Viewer by Chief Architect

[App page](https://appshunter.io/ios/app/3d-viewer-by-chief-architect/id1083656847)

Explore 3D architectural models in virtual reality. Navigate through home designs with intuitive controls, experiencing them before construction. Ideal for professionals to share immersive project previews with clients.

**Highlights:** Virtual reality navigation, Walk and fly through designs, Exterior, room, and floor plan views, Sojourn 3D navigation tools, Gyro camera for free form viewing, Background camera control

**In-app purchases:** none

**What reviewers like**

- 👍 Great bonus item for clients
- 🚀 Works fine once
- ⭐ Low key elite
- 👍 Very functional
- 👍 Works well to keep clients up to date

**What reviewers complain about**

- 🐛 Cannot view plan on iPad
- 🐛 Keeps crashing
- 🐛 Cannot view link
- 🐛 Images on iPad don't match desktop
- 🐛 Worst app ever

**Reported bugs**

- Cannot open zipped files
- Difficult to import models from Dropbox/OneDrive
- VR mode spins around uncontrollably

**Requested features**

- Support for OneDrive
- AR in full scale
- Ability to make handwritten/design notes on the model
- Markup and add text comments
- Floor plan view that mimics desktop, control layers, see notes


## Frequently asked questions

### Is viewshape free?

viewshape is free to download, with no in-app purchases.

### Is 3D Viewer by Chief Architect free?

3D Viewer by Chief Architect is free to download, with no in-app purchases.

### Which has better reviews, viewshape or 3D Viewer by Chief Architect?

3D Viewer by Chief Architect is rated higher. viewshape averages 2.7 out of 5 from 3 ratings, while 3D Viewer by Chief Architect averages 3.7 from 490 ratings.

### Do viewshape or 3D Viewer by Chief Architect have ads?

Neither viewshape nor 3D Viewer by Chief Architect shows ads.

### Which is updated more often, viewshape or 3D Viewer by Chief Architect?

viewshape ships an update every 4 months, and 3D Viewer by Chief Architect every 4 months. Most recently, viewshape was updated on September 30, 2026 and 3D Viewer by Chief Architect on October 16, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*