# microbitBLE vs GHZ state

microbitBLE and GHZ state are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | microbitBLE | GHZ state |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/microbitble/id1635024315/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 2 MB | 6 MB |
| Requires iOS | **15.5** | 16 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Atsushi Yamada](https://appshunter.io/developer/301497489) | [Sungjun Kim](https://appshunter.io/developer/1602461985) |

## What reviewers say

### microbitBLE

[App page](https://appshunter.io/ios/app/microbitble/id1635024315)

Connect your smartphone to a micro:bit device via Bluetooth. Send text from your keyboard to display on the micro:bit's LED, and receive messages sent from the micro:bit. Ideal for interactive coding projects and learning.

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

**In-app purchases:** none


### GHZ state

[App page](https://appshunter.io/ios/app/ghz-state/id6743487296)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is microbitBLE free?

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

### Is GHZ state free?

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

### Do microbitBLE or GHZ state have ads?

Neither microbitBLE nor GHZ state shows ads.

---

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