# JL TUTORIAL vs GM

The clearest difference is iOS requirement: GM at 8.0 against JL TUTORIAL's 15.6. On price, update cadence, 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.

JL TUTORIAL ships an update every 2 months, GM monthly. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | JL TUTORIAL | GM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.7 (3 ratings)](https://appshunter.io/ios/app/gm-bluetooth-ufo/id1140697541/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Free |
| Size | 4 MB | 6 MB |
| Requires iOS | 15.6 | **8.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [政龍文教科技股份有限公司](https://appshunter.io/developer/998246052) | [Hunuo Network Technology Co. Ltd.](https://appshunter.io/developer/976006506) |

## What reviewers say

### JL TUTORIAL

[App page](https://appshunter.io/ios/app/jl-tutorial/id511193025)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is JL TUTORIAL free?

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

### Is GM free?

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

### Do JL TUTORIAL or GM have ads?

Neither JL TUTORIAL nor GM shows ads.

### Which is updated more often, JL TUTORIAL or GM?

JL TUTORIAL ships an update every 2 months, and GM monthly. Most recently, JL TUTORIAL was updated on October 12, 2026 and GM on October 13, 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.*