# i3DPortrait vs Matte Viewer

The clearest difference is review sentiment: i3DPortrait at 50% against Matte Viewer's 0%. i3DPortrait also leads on rating (4.0 vs 3.0) and iOS requirement (14.0 vs 16.0). Matte Viewer's advantage is update cadence (monthly vs every 4 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. i3DPortrait sells 1 one-off in-app purchase and Matte Viewer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

i3DPortrait holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews point the same way: 50% of i3DPortrait's written reviews are positive against 0% of Matte Viewer's.

i3DPortrait ships an update every 4 months, Matte Viewer monthly. The most recent releases landed on September 8, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | i3DPortrait | Matte Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/i3dportrait/id1567735689/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/matte-viewer/id6476831058/reviews) |
| Number of ratings | **4** | 2 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 4 MB | 3 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Spmaker](https://appshunter.io/developer/467945373) | [Héliographe, Inc](https://appshunter.io/developer/1784071997) |

## What reviewers say

### i3DPortrait

[App page](https://appshunter.io/ios/app/i3dportrait/id1567735689)

Create 3D photos from portrait images by extracting depth maps. Adjust depth effects and rotation, then save or share your creations with other 3D editing applications.

**Highlights:** Extract depth map from portrait photos, Create 3D photos, Adjust depth effect, Rotate 3D photos, Save in SBS format, Share with other 3D apps

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Save images in high resolution | $1.99 | one-time |


### Matte Viewer

[App page](https://appshunter.io/ios/app/matte-viewer/id6476831058)

This app allows you to preview and export depth and semantic maps from your iPhone photos. It offers an elegant interface and supports desktop-class features on iPad and Mac. The app prioritizes user privacy and has a very small file size.

**Highlights:** Preview depth and semantic maps, Export mattes for 3rd party software, Elegant and information-dense interface, Desktop-class features on iPad/Mac, Privacy-focused with no tracking, Small app size

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Export | $4.99 | one-time |


## Frequently asked questions

### Is i3DPortrait free?

i3DPortrait is free to download, with in-app purchases available.

### Is Matte Viewer free?

Matte Viewer is free to download, with in-app purchases available.

### Which has better reviews, i3DPortrait or Matte Viewer?

i3DPortrait is rated higher. i3DPortrait averages 4.0 out of 5 from 4 ratings, while Matte Viewer averages 3.0 from 2 ratings.

### Do i3DPortrait or Matte Viewer have ads?

Neither i3DPortrait nor Matte Viewer shows ads.

### Which is updated more often, i3DPortrait or Matte Viewer?

i3DPortrait ships an update every 4 months, and Matte Viewer monthly. Most recently, i3DPortrait was updated on September 8, 2026 and Matte Viewer on September 18, 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.*