# DSD TECH Bluetooth vs Bluetooth Serial Connect

The clearest difference is rating: Bluetooth Serial Connect at 3.7 against DSD TECH Bluetooth's 2.8. DSD TECH Bluetooth's advantage is review sentiment (40% vs 0%) and ads (none vs shown). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

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

Bluetooth Serial Connect holds the better App Store score, 3.7 against 2.8. Both are backed by a comparable volume of ratings — 18 and 7 respectively. Written reviews complicate that: 40% of DSD TECH Bluetooth's written reviews are positive against 0% of Bluetooth Serial Connect's, so the app with the better star average is not the one people write more warmly about.

DSD TECH Bluetooth ships an update every 2 months, Bluetooth Serial Connect every 10 months. The most recent releases landed on September 10, 2026 and July 21, 2026 respectively.

## The numbers

| Metric | DSD TECH Bluetooth | Bluetooth Serial Connect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (18 ratings)](https://appshunter.io/ios/app/dsd-tech-bluetooth/id1441528159/reviews) | **[3.7 (7 ratings)](https://appshunter.io/ios/app/bluetooth-serial-connect/id6449396821/reviews)** |
| Number of ratings | **18** | 7 |
| Positive reviews | **40.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 10 months |
| Monetization | Free | Free |
| Size | 2 MB | 24 MB |
| Requires iOS | **9.3** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DongGuan DESHIDE TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1718185095) | [Henry Abrahamsen](https://appshunter.io/developer/1544660671) |

## What reviewers say

### DSD TECH Bluetooth

[App page](https://appshunter.io/ios/app/dsd-tech-bluetooth/id1441528159)

This utility app facilitates efficient communication with specific DSD TECH Bluetooth modules. It supports a range of relay and BLE modules, streamlining interactions and saving users time. Compatible with various DSD TECH Bluetooth devices.

**Highlights:** Efficient communication with Bluetooth modules, Supports DSD TECH Bluetooth Relay modules, Supports DSD TECH SH-HC-08, SH-M08, HM-10, SH-11 modules, Supports DSD TECH Bluetooth BLE modules, Saves user time

**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 DSD TECH Bluetooth free?

DSD TECH Bluetooth 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, DSD TECH Bluetooth or Bluetooth Serial Connect?

Bluetooth Serial Connect is rated higher. DSD TECH Bluetooth averages 2.8 out of 5 from 18 ratings, while Bluetooth Serial Connect averages 3.7 from 7 ratings.

### Do DSD TECH Bluetooth or Bluetooth Serial Connect have ads?

Bluetooth Serial Connect shows ads; DSD TECH Bluetooth does not.

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

DSD TECH Bluetooth ships an update every 2 months, and Bluetooth Serial Connect every 10 months. Most recently, DSD TECH Bluetooth was updated on September 10, 2026 and Bluetooth Serial Connect on July 21, 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.*