# Comtrade Viewer vs ScopeSnap

The clearest difference is update cadence: Comtrade Viewer at fortnightly against ScopeSnap's every 6 months. Comtrade Viewer also leads on iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Comtrade Viewer ships an update fortnightly, ScopeSnap every 6 months. The most recent releases landed on October 4, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Comtrade Viewer | ScopeSnap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 months |
| Size | 4 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Russell Patterson](https://appshunter.io/developer/1723606459) | [Andrzej Rozga](https://appshunter.io/developer/1656131200) |

## What reviewers say

### Comtrade Viewer

[App page](https://appshunter.io/ios/app/comtrade-viewer/id1469713323)

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

**In-app purchases:** none


### ScopeSnap

[App page](https://appshunter.io/ios/app/scopesnap/id6747386383)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Comtrade Viewer free?

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

### Is ScopeSnap free?

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

### Do Comtrade Viewer or ScopeSnap have ads?

Neither Comtrade Viewer nor ScopeSnap shows ads.

### Which is updated more often, Comtrade Viewer or ScopeSnap?

Comtrade Viewer ships an update fortnightly, and ScopeSnap every 6 months. Most recently, Comtrade Viewer was updated on October 4, 2026 and ScopeSnap on October 11, 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.*