# diBlue vs Bluetooth for Arduino

The clearest difference is rating: Bluetooth for Arduino at 3.4 against diBlue's 2.8. diBlue's advantage is in-app purchases (none vs 5) and iOS requirement (15.0 vs 18.5). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Bluetooth for Arduino sells 5 one-off in-app purchases. diBlue asks for nothing beyond the download.

Bluetooth for Arduino holds the better App Store score, 3.4 against 2.8. Both are backed by a comparable volume of ratings — 18 and 42 respectively. Written reviews point the same way: 40% of diBlue's written reviews are positive against 46% of Bluetooth for Arduino's.

diBlue ships an update monthly, Bluetooth for Arduino every 2 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | diBlue | Bluetooth for Arduino |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (18 ratings)](https://appshunter.io/ios/app/diblue/id1441528159/reviews) | **[3.4 (42 ratings)](https://appshunter.io/ios/app/bluetooth-for-arduino/id1505096526/reviews)** |
| Number of ratings | 18 | **42** |
| Positive reviews | 40.0% of reviews | **45.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 5 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [DongGuan DESHIDE TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1718185095) | [Giuseppe Migliore](https://appshunter.io/developer/1505096105) |

## What reviewers say

### diBlue

[App page](https://appshunter.io/ios/app/diblue/id1441528159)

This utility app connects to compatible Bluetooth Low Energy devices and DSD TECH relay modules. It allows users to discover devices, send and receive text or HEX data, and control relay modules. The interface supports multiple languages and stores all data locally without requiring an account or displaying ads.

**Highlights:** Discover and organize BLE devices, Send and receive Text or HEX data, Repeat commands at intervals, Control DSD TECH relay modules, Multi-language interface, Local data storage, Ad-free experience

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

**In-app purchases:** none


### Bluetooth for Arduino

[App page](https://appshunter.io/ios/app/bluetooth-for-arduino/id1505096526)

Transform your iPhone or iPad into a wireless remote control for your Arduino projects. Easily connect to your Bluetooth module and send custom commands via keyboard or pre-designed buttons.

**Highlights:** Bluetooth remote control, Arduino project control, Custom command sending, Keyboard input, Button interface, Connect to Bluetooth modules

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $0.99 | one-time |
| Custom | $3.99 | one-time |
| Gamepad | $3.99 | one-time |
| Terminal | $3.99 | one-time |
| Unlock everything | $11.99 | one-time |


## Frequently asked questions

### Is diBlue free?

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

### Is Bluetooth for Arduino free?

Bluetooth for Arduino is free to download, with in-app purchases available.

### Which has better reviews, diBlue or Bluetooth for Arduino?

Bluetooth for Arduino is rated higher. diBlue averages 2.8 out of 5 from 18 ratings, while Bluetooth for Arduino averages 3.4 from 42 ratings.

### Do diBlue or Bluetooth for Arduino have ads?

Neither diBlue nor Bluetooth for Arduino shows ads.

### Which is updated more often, diBlue or Bluetooth for Arduino?

diBlue ships an update monthly, and Bluetooth for Arduino every 2 months. Most recently, diBlue was updated on November 6, 2026 and Bluetooth for Arduino on November 7, 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.*