# microbitBLE — micro:bit's Bluetooth UART

> Connects smartphones to micro:bit for Bluetooth text communication. (iPhone/iPad app by Atsushi Yamada.)

- Source: https://appshunter.io/ios/app/microbitble/id1635024315 (this page in markdown: same URL + `.md`)
- Developer: [Atsushi Yamada](https://appshunter.io/developer/301497489)
- Category: Education, Developer Tools
- Price: Free
- Rating: 2.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 15.5 · 2 MB
- Languages: English
- Released: 2022-07-18
- Data updated: 2026-06-21
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/microbitble/id1635024315/reviews.md

## What is microbitBLE?

It is an application that allows you to connect the micro:bit Bluetooth UART.
When you hit the keyboard of your smartphone, characters will be displayed on the LED of the micro:bit.
Displays the characters sent from the micro:bit.
In the sample, when the A button is pressed, Hello is sent and displayed on the smartphone.

Usage
1. program the micro:bit
2. The micro:bit start and wait for Bluetooth connection (in the sample, a square mark is displayed)
3. Press the "connect to micro:bit" button in the app
4. When the connection is complete, the square display in the middle (transmission character display) will turn black and a check mark will appear on the micro:bit.
5. Hit the keyboard and the character will be displayed on the micro:bit
6. When you press the A button on the micro:bit, "Hello" is displayed in the "received message" part of the app
7. Press the "disconnect from micro:bit" button to disconnect Bluetooth and display a cross mark on the micro:bit

## Key features

- Bluetooth UART connection
- Send text to micro:bit LED
- Receive messages from micro:bit
- Button press triggers messages
- Interactive coding projects


## Frequently asked questions about microbitBLE

### How do I connect microbitBLE to my micro:bit?

First, program your micro:bit and ensure it's ready for Bluetooth connection. Then, open the microbitBLE app and tap 'connect to micro:bit'. A successful connection is indicated by a black display area and a check mark on the micro:bit.

### What can I do with microbitBLE?

You can send text from your smartphone's keyboard to be displayed on the micro:bit's LED screen. You can also receive messages sent from the micro:bit, such as when a button is pressed.

### Does microbitBLE work offline?

The app requires an active Bluetooth connection to a programmed micro:bit device to function. Therefore, it does not operate offline without the micro:bit and a Bluetooth link.

### What devices support microbitBLE?

microbitBLE is available for iPhone and iPod devices. It is designed to work with these Apple mobile platforms.

### How often is microbitBLE updated?

The latest version, 1.4, was released on December 22, 2022. Updates are provided by the developer to improve functionality and compatibility.

### What is the age rating for microbitBLE?

The app has an age rating of 4+, making it suitable for young learners and children interested in technology and coding.

### What is the user sentiment for microbitBLE?

Based on the available data, there is one rating of 2.0 stars. This suggests a mixed or potentially negative user experience from the limited feedback.

### Does microbitBLE have ads?

No, microbitBLE does not contain advertisements. The app is free to download and use without any ad interruptions.

## Version history (last 5 releases)

### 1.5 — 2026-06-05

Security Update

### 1.4 — 2022-12-22

security updates

### 1.3 — 2022-10-14

Supported English display.

### 1.2 — 2022-08-07

Bluetooth受信メッセージ表示の消去と、受信メッセージの履歴ログ表示をできるようにしました。
より一層、micro:bitのデバッグがやりやすくなりました。

### 1.1 — 2022-07-29

micro:bitからの通信受信で、数値だった場合に16進表示できるようにしました。
micro:bitソフトウエアデバッグ時に役立ちます。

## Apps similar to microbitBLE

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Azure Fundamentals Az900 Prepa](https://appshunter.io/ios/app/azure-fundamentals-az900-prepa/id1569086360) | 3.0 (1) | Free | Education |
| [Tô Vẽ](https://appshunter.io/ios/app/to-ve/id1564221140) | — | Free | Education |
| [クラウドプラクティショナー一問一答](https://appshunter.io/ios/app/id1642745560) | — | $2.99 | Education |
| [IvyPal](https://appshunter.io/ios/app/ivypal/id1373818993) | 4.3 (3) | Free | Education |
| [PictoBlox Junior Blocks](https://appshunter.io/ios/app/pictoblox-junior-blocks/id6738577184) | — | Free | Education |
| [Mars Book](https://appshunter.io/ios/app/mars-book/id1342509724) | — | Free | Education |

## More apps by Atsushi Yamada

- [FixCamera](https://appshunter.io/ios/app/fixcamera/id317979159)
- [DaigakuNote](https://appshunter.io/ios/app/daigakunote/id1048969661)
- [RaspIoT](https://appshunter.io/ios/app/raspiot/id1090362453)
- [RaspIoTzero](https://appshunter.io/ios/app/raspiotzero/id1240696141)
- [WorkBookTimer](https://appshunter.io/ios/app/workbooktimer/id1361011991)
- [PalmMemo](https://appshunter.io/ios/app/palmmemo/id1550430627)

All apps by Atsushi Yamada: https://appshunter.io/developer/301497489

## Related topics

[usitix bit](https://appshunter.io/ios/topics/usitix-bit) · [atsushi yamada](https://appshunter.io/ios/topics/atsushi-yamada) · [ingram micro](https://appshunter.io/ios/topics/ingram-micro)

---

*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 2026-06-21.*