# Cygnus Mobile Viewer vs TecGuard

The clearest difference is update cadence: TecGuard at fortnightly against Cygnus Mobile Viewer's every 58 months. Cygnus Mobile Viewer's advantage is iOS requirement (8.0 vs 15.6). 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.

Cygnus Mobile Viewer ships an update every 58 months, TecGuard fortnightly. Both last shipped on November 3, 2026.

## The numbers

| Metric | Cygnus Mobile Viewer | TecGuard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 58 months | **Fortnightly** |
| Size | 111 MB | 22 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cygnus Electronics SA](https://appshunter.io/developer/1464839514) | [SoftGuard Technologies LLC](https://appshunter.io/developer/1646125906) |

## What reviewers say

### Cygnus Mobile Viewer

[App page](https://appshunter.io/ios/app/cygnus-mobile-viewer/id1464839515)

**Features:** macOS Compatibility

**In-app purchases:** none


### TecGuard

[App page](https://appshunter.io/ios/app/tecguard/id1491953457)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Cygnus Mobile Viewer free?

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

### Is TecGuard free?

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

### Do Cygnus Mobile Viewer or TecGuard have ads?

Neither Cygnus Mobile Viewer nor TecGuard shows ads.

### Which is updated more often, Cygnus Mobile Viewer or TecGuard?

Cygnus Mobile Viewer ships an update every 58 months, and TecGuard fortnightly. Most recently, Cygnus Mobile Viewer was updated on November 3, 2026 and TecGuard on November 3, 2026.

---

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