# cnArcher vs GDMS

The clearest difference is rating: GDMS at 4.7 against cnArcher's 3.7. GDMS also leads on update cadence (every 3 months vs every 6 months). cnArcher's advantage is review sentiment (67% vs 50%) and iOS requirement (10.0 vs 13.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

GDMS holds the better App Store score, 4.7 against 3.7. Both are backed by a comparable volume of ratings — 3 and 7 respectively. Written reviews complicate that: 67% of cnArcher's written reviews are positive against 50% of GDMS's, so the app with the better star average is not the one people write more warmly about.

cnArcher ships an update every 6 months, GDMS every 3 months. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | cnArcher | GDMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/cnarcher/id1401836635/reviews) | **[4.7 (7 ratings)](https://appshunter.io/ios/app/gdms/id1501322947/reviews)** |
| Number of ratings | 3 | **7** |
| Positive reviews | **66.7% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 37 MB | 15 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cambium Networks](https://appshunter.io/developer/965550004) | [Grandstream](https://appshunter.io/developer/951547763) |

## What reviewers say

### cnArcher

[App page](https://appshunter.io/ios/app/cnarcher/id1401836635)

This utility app simplifies the installation of specific subscriber modules for PMP450 and PMP450i systems. It aims to minimize installer errors, improve record-keeping, and optimize link budgets for better performance.

**Highlights:** PMP450/450i module installation, Simplify installation process, Minimize installer errors, Improve record keeping, Optimize link budgets, Simplified installation process

**Features:** macOS Compatibility

**In-app purchases:** none


### GDMS

[App page](https://appshunter.io/ios/app/gdms/id1501322947)

This app offers centralized, secure management for Grandstream audio/video products. Administrators can easily add devices by scanning codes, configure accounts, upgrade firmware, and receive real-time alerts about device status.

**Highlights:** Scan code to add devices, Configure accounts, Upgrade device firmware, Remote device start, Real-time device monitoring, Push alert messages

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

**In-app purchases:** none


## Frequently asked questions

### Is cnArcher free?

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

### Is GDMS free?

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

### Which has better reviews, cnArcher or GDMS?

GDMS is rated higher. cnArcher averages 3.7 out of 5 from 3 ratings, while GDMS averages 4.7 from 7 ratings.

### Do cnArcher or GDMS have ads?

Neither cnArcher nor GDMS shows ads.

### Which is updated more often, cnArcher or GDMS?

cnArcher ships an update every 6 months, and GDMS every 3 months. Most recently, cnArcher was updated on October 6, 2026 and GDMS on October 2, 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.*