# M Professional — user reviews

> 7 indexed App Store user reviews of M Professional by 东 李.

- Source: https://appshunter.io/ios/app/m-professional/id1385941241/reviews
- App overview in markdown: https://appshunter.io/ios/app/m-professional/id1385941241.md

## Most critical reviews (7 lowest-rated)

### 1/5 — Where is Activation Key

*2023-07-10*

I downloaded this app and it is free. However, I could not use it because it asks for Activation Key and there none to be found. Rendering this app useless. 

It lists app key but needs an activation key for it to work.

### 1/5 — Activation

*2022-08-20*

How do you get an activation code?

### 1/5 — Commissioning  sync

*2021-10-18*

Sync process does not process

### 1/5 — Activation code needed...

*2020-09-04*

It requires an activation code, but there is no way to get one...

### 1/5 — Need activation code

*2020-05-18*

Need activation code for M app is needed to work none given nor where to get one.

### 3/5 — No reporting all data

*2022-10-14*

In the history, nothing is reported back but it works fine using the android app.

### 5/5 — Great app which helps a lot to figure out the slow output issue

*2021-05-25*

Connected through Bluetooth with the code shows on the inverter , you can see real time production 

No need to activate the app

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-05.*