# Bluetooth Serial Connect vs MicroBlue

The clearest difference is rating: MicroBlue at 4.5 against Bluetooth Serial Connect's 3.7. MicroBlue also leads on ads (none vs shown) and update cadence (every 3 months vs every 10 months). Bluetooth Serial Connect's advantage is ratings volume (7 vs 2). On price, in-app purchases, monetization model 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.

MicroBlue holds the better App Store score, 4.5 against 3.7. Both are backed by a comparable volume of ratings — 7 and 2 respectively.

Bluetooth Serial Connect ships an update every 10 months, MicroBlue every 3 months. The most recent releases landed on July 21, 2026 and July 6, 2026 respectively.

## The numbers

| Metric | Bluetooth Serial Connect | MicroBlue |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (7 ratings)](https://appshunter.io/ios/app/bluetooth-serial-connect/id6449396821/reviews) | **[4.5 (2 ratings)](https://appshunter.io/ios/app/microblue/id6469052831/reviews)** |
| Number of ratings | **7** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 24 MB | 16 MB |
| Requires iOS | 16.2 | **13.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Henry Abrahamsen](https://appshunter.io/developer/1544660671) | [Mechanismic Inc.](https://appshunter.io/developer/1065657087) |

## What reviewers say

### Bluetooth Serial Connect

[App page](https://appshunter.io/ios/app/bluetooth-serial-connect/id6449396821)

Control your Arduino projects with your phone. Design custom interfaces with buttons, joysticks, and displays to send and receive data via Bluetooth low-energy modules. An integrated library simplifies the connection process.

**Highlights:** Customizable control boards, Button and joystick inputs, Display integration, Bluetooth low-energy module support, Arduino library for easy integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### MicroBlue

[App page](https://appshunter.io/ios/app/microblue/id6469052831)

This app connects to microcontrollers via Bluetooth/BLE, offering a customizable interface for control and interaction. It supports various components like joysticks and buttons, streamlining hobbyist and professional projects.

**Highlights:** Bluetooth/BLE connectivity, Customizable control interface, D-pads, joysticks, buttons, sliders, Text input support, Works with Arduino and Raspberry Pi, Writable custom service communication

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bluetooth Serial Connect free?

Bluetooth Serial Connect is free to download, with no in-app purchases.

### Is MicroBlue free?

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

### Which has better reviews, Bluetooth Serial Connect or MicroBlue?

MicroBlue is rated higher. Bluetooth Serial Connect averages 3.7 out of 5 from 7 ratings, while MicroBlue averages 4.5 from 2 ratings.

### Do Bluetooth Serial Connect or MicroBlue have ads?

Bluetooth Serial Connect shows ads; MicroBlue does not.

### Which is updated more often, Bluetooth Serial Connect or MicroBlue?

Bluetooth Serial Connect ships an update every 10 months, and MicroBlue every 3 months. Most recently, Bluetooth Serial Connect was updated on July 21, 2026 and MicroBlue on July 6, 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.*