# DataMesh Inspector vs Arch Master

The clearest difference is price: DataMesh Inspector at Free against Arch Master's $19.99. DataMesh Inspector also leads on iOS requirement (12.0 vs 18.0). Arch Master's advantage is update cadence (every 8 days vs every 3 months). On ads, in-app purchases and device support there is nothing between them.

DataMesh Inspector is free to download; Arch Master costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DataMesh Inspector ships an update every 3 months, Arch Master every 8 days. The most recent releases landed on November 12, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | DataMesh Inspector | Arch Master |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 8 days** |
| Size | 376 MB | 3 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [DataMesh, Inc.](https://appshunter.io/developer/1120573907) | [Volodymyr Sichka](https://appshunter.io/developer/1125187457) |

## What reviewers say

### DataMesh Inspector

[App page](https://appshunter.io/ios/app/datamesh-inspector/id1626961814)

**Features:** macOS Compatibility

**In-app purchases:** none


### Arch Master

[App page](https://appshunter.io/ios/app/arch-master-model-viewer/id6828023775)

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is DataMesh Inspector free?

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

### Is Arch Master free?

Arch Master costs $19.99, with no in-app purchases.

### Do DataMesh Inspector or Arch Master have ads?

Neither DataMesh Inspector nor Arch Master shows ads.

### Which is updated more often, DataMesh Inspector or Arch Master?

DataMesh Inspector ships an update every 3 months, and Arch Master every 8 days. Most recently, DataMesh Inspector was updated on November 12, 2026 and Arch Master on November 10, 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.*