# GridSearch vs Matte Viewer

The clearest difference is in-app purchases: GridSearch at none against Matte Viewer's 1. GridSearch also leads on iOS requirement (9.0 vs 16.0). Matte Viewer's advantage is update cadence (monthly vs every 2 months). On price, ads and device support there is nothing between them.

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

GridSearch ships an update every 2 months, Matte Viewer monthly. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | GridSearch | Matte Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/matte-viewer/id6476831058/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 11 MB | 3 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [GridSearch Ltd](https://appshunter.io/developer/983531575) | [Héliographe, Inc](https://appshunter.io/developer/1784071997) |

## What reviewers say

### GridSearch

[App page](https://appshunter.io/ios/app/gridsearch/id983531576)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 GridSearch free?

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

### Is Matte Viewer free?

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

### Do GridSearch or Matte Viewer have ads?

Neither GridSearch nor Matte Viewer shows ads.

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

GridSearch ships an update every 2 months, and Matte Viewer monthly. Most recently, GridSearch was updated on October 1, 2026 and Matte Viewer on October 5, 2026.

---

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