GridSearch vs Matte Viewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GridSearch
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GridSearch is a video player for professionals within the video industry. It the GridSearch demonstrates how to quickly navigate through video files. It is ideal for OTT TV services, VOD services, Set-top Boxes, etc. The GridSearch functionality can be quickly incorporated within third party iOS apps by licensing the GridSearch SDK. Main page videos used are no longer within copyright and have fallen into the Public Domain
Matte Viewer
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.
- 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
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Matte Viewer lets you quickly preview the mattes in photos taken with your iPhone, including the depth map and semantic maps. You can export them and use them in 3rd party software such as Photoshop, Touch Designer, in custom shaders, and so on. To have the most matte data available in your photos, use the Portrait mode in iPhone's Camera. - Elegant and information dense interface that quickly lets you preview all the different mattes. - Supports desktop class features on iPad + Mac: multiple windows, open through drag & drop, keyboard shortcuts, etc. - Respects your privacy: no 3rd party libraries or tracking. Uses the latest iOS APIs so you don't have to give access to your whole photo library. - Extremely small app size: only a few hundred kilobytes. Matte Viewer is part of PhotoTools by Héliographe: check out our website at https://heliographe.studio for more fantastic photography apps.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | GridSearch | Matte Viewer |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.0 (2 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod, Apple TV — better | iPhone, iPad, Mac |
| Requires iOS | 9.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 11 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | GridSearch Ltd | Héliographe, Inc |
In-app purchases
GridSearch
No in-app purchases
Matte Viewer
- Unlock Export$4.99
Questions
Is GridSearch free?
Is Matte Viewer free?
Do GridSearch or Matte Viewer have ads?
Which is updated more often, GridSearch or Matte Viewer?
Other comparisons
