# GM vs RID Scanner

The clearest difference is rating: GM at 2.7 against RID Scanner's 1.0. GM also leads on ratings volume (3 vs 1) and iOS requirement (8.0 vs 18.2). RID Scanner's advantage is update cadence (every 9 days vs monthly). 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.

GM holds the better App Store score, 2.7 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

GM ships an update monthly, RID Scanner every 9 days. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | GM | RID Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (3 ratings)](https://appshunter.io/ios/app/gm-bluetooth-ufo/id1140697541/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/rid-scanner/id6742121259/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Monetization | Free | — |
| Size | 6 MB | 2 MB |
| Requires iOS | **8.0** | 18.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hunuo Network Technology Co. Ltd.](https://appshunter.io/developer/976006506) | [Changsha Raspberry Information Technology Limited Co., Ltd.](https://appshunter.io/developer/1476491377) |

## What reviewers say

### GM

[App page](https://appshunter.io/ios/app/gm-bluetooth-ufo/id1140697541)

Control a flying device using your phone's Bluetooth 4.0. Offers an expert mode for advanced users and a beginner mode with powerful control algorithms for easy operation.

**Highlights:** Bluetooth 4.0 control, Expert mode for advanced users, Beginner mode for new users, Advanced control algorithms, Multiple control methods

**Features:** macOS Compatibility

**In-app purchases:** none


### RID Scanner

[App page](https://appshunter.io/ios/app/rid-scanner/id6742121259)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GM free?

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

### Is RID Scanner free?

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

### Which has better reviews, GM or RID Scanner?

GM is rated higher. GM averages 2.7 out of 5 from 3 ratings, while RID Scanner averages 1.0 from 1 ratings.

### Do GM or RID Scanner have ads?

Neither GM nor RID Scanner shows ads.

### Which is updated more often, GM or RID Scanner?

GM ships an update monthly, and RID Scanner every 9 days. Most recently, GM was updated on October 13, 2026 and RID Scanner on October 24, 2026.

---

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