# Matte Viewer vs Depth3D

The clearest difference is rating: Depth3D at 4.0 against Matte Viewer's 3.0. Depth3D also leads on in-app purchases (none vs 1) and update cadence (every 11 days vs monthly). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Matte Viewer sells 1 one-off in-app purchase. Depth3D asks for nothing beyond the download.

Depth3D holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Matte Viewer ships an update monthly, Depth3D every 11 days. The most recent releases landed on October 5, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Matte Viewer | Depth3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/matte-viewer/id6476831058/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/depth3d/id6761873115/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 3 MB | 223 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Héliographe, Inc](https://appshunter.io/developer/1784071997) | [Maiji Saito](https://appshunter.io/developer/671719488) |

## What reviewers say

### 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 |


### Depth3D

[App page](https://appshunter.io/ios/app/depth3d/id6761873115)

This app uses on-device AI to transform standard videos into stereo 3D. It generates depth previews, side-by-side 3D videos for compatible displays, and raw depth data. Users can adjust stereo strength and output resolution after initial depth computation.

**Highlights:** On-device AI depth estimation, MP4 and MOV video conversion, Stereo side-by-side 3D output, Depth preview video generation, Raw depth data export (.npy), Adjustable stereo strength, Adjustable output resolution

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

**In-app purchases:** none


## Frequently asked questions

### Is Matte Viewer free?

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

### Is Depth3D free?

Depth3D is free to download, with no in-app purchases.

### Which has better reviews, Matte Viewer or Depth3D?

Depth3D is rated higher. Matte Viewer averages 3.0 out of 5 from 2 ratings, while Depth3D averages 4.0 from 1 ratings.

### Do Matte Viewer or Depth3D have ads?

Neither Matte Viewer nor Depth3D shows ads.

### Which is updated more often, Matte Viewer or Depth3D?

Matte Viewer ships an update monthly, and Depth3D every 11 days. Most recently, Matte Viewer was updated on October 5, 2026 and Depth3D on September 24, 2026.

---

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