# ArduinoBlue vs Bluetooth Serial Connect

The clearest difference is review sentiment: ArduinoBlue at 90% against Bluetooth Serial Connect's 0%. ArduinoBlue also leads on rating (4.5 vs 3.7) and ads (none vs shown). On price, ratings volume, update cadence 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.

ArduinoBlue holds the better App Store score, 4.5 against 3.7. Both are backed by a comparable volume of ratings — 19 and 7 respectively. Written reviews point the same way: 90% of ArduinoBlue's written reviews are positive against 0% of Bluetooth Serial Connect's.

ArduinoBlue ships an update every 9 months, Bluetooth Serial Connect every 10 months. The most recent releases landed on October 1, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | ArduinoBlue | Bluetooth Serial Connect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (19 ratings)](https://appshunter.io/ios/app/arduinoblue/id1340487989/reviews)** | [3.7 (7 ratings)](https://appshunter.io/ios/app/bluetooth-serial-connect/id6449396821/reviews) |
| Number of ratings | **19** | 7 |
| Positive reviews | **90.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 9 months** | Every 10 months |
| Monetization | Free | Free |
| Size | 10 MB | 24 MB |
| Requires iOS | **8.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mechanismic Inc.](https://appshunter.io/developer/1065657087) | [Henry Abrahamsen](https://appshunter.io/developer/1544660671) |

## What reviewers say

### ArduinoBlue

[App page](https://appshunter.io/ios/app/arduinoblue/id1340487989)

Control Arduino-powered devices wirelessly via Bluetooth. Customize interfaces with sliders, buttons, and a joystick for seamless interaction with motors, servos, and sensors. Supports iOS devices with BLE modules.

**Highlights:** Bluetooth control for Arduino, Customizable sliders and buttons, Joystick control, Tilt control, Send and receive text strings, Easy-to-use Arduino library

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is ArduinoBlue free?

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

### Is Bluetooth Serial Connect free?

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

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

ArduinoBlue is rated higher. ArduinoBlue averages 4.5 out of 5 from 19 ratings, while Bluetooth Serial Connect averages 3.7 from 7 ratings.

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

Bluetooth Serial Connect shows ads; ArduinoBlue does not.

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

ArduinoBlue ships an update every 9 months, and Bluetooth Serial Connect every 10 months. Most recently, ArduinoBlue was updated on October 1, 2026 and Bluetooth Serial Connect on September 29, 2026.

---

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