# BLE to Serial Terminal vs DSD TECH Bluetooth

The clearest difference is update cadence: DSD TECH Bluetooth at every 2 months against BLE to Serial Terminal's every 26 months. DSD TECH Bluetooth also leads on ratings volume (18 vs 2). BLE to Serial Terminal's advantage is rating (3.0 vs 2.8). On price, review sentiment, ads 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.

BLE to Serial Terminal holds the better App Store score, 3.0 against 2.8. That said, the two scores are not equally well evidenced: DSD TECH Bluetooth has 18 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 33% of BLE to Serial Terminal's written reviews are positive against 40% of DSD TECH Bluetooth's, so the app with the better star average is not the one people write more warmly about.

BLE to Serial Terminal ships an update every 26 months, DSD TECH Bluetooth every 2 months. The most recent releases landed on September 17, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | BLE to Serial Terminal | DSD TECH Bluetooth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/ble-to-serial-terminal/id1238004134/reviews)** | [2.8 (18 ratings)](https://appshunter.io/ios/app/dsd-tech-bluetooth/id1441528159/reviews) |
| Number of ratings | 2 | **18** |
| Positive reviews | 33.3% of reviews | **40.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 1 MB | 2 MB |
| Requires iOS | **8.0** | 9.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FUH CHERNG SHEU](https://appshunter.io/developer/1063937264) | [DongGuan DESHIDE TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1718185095) |

## What reviewers say

### BLE to Serial Terminal

[App page](https://appshunter.io/ios/app/ble-to-serial-terminal/id1238004134)

Connect iOS devices to BLE serial port converters for bidirectional data exchange. Supports RS-232, RS-422, and RS-485 interfaces, ideal for testing SCADA, robots, UAVs, and PLCs. Data can be sent and received in ASCII or Hex format.

**Highlights:** BLE to Serial Port support, Bi-directional data exchange, RS-232, RS-422, RS-485 interfaces, ASCII or Hex data format, BLE V4.x & V5.x compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is BLE to Serial Terminal free?

BLE to Serial Terminal is free to download, with no in-app purchases.

### Is DSD TECH Bluetooth free?

DSD TECH Bluetooth is free to download, with no in-app purchases.

### Which has better reviews, BLE to Serial Terminal or DSD TECH Bluetooth?

BLE to Serial Terminal is rated higher. BLE to Serial Terminal averages 3.0 out of 5 from 2 ratings, while DSD TECH Bluetooth averages 2.8 from 18 ratings.

### Do BLE to Serial Terminal or DSD TECH Bluetooth have ads?

Neither BLE to Serial Terminal nor DSD TECH Bluetooth shows ads.

### Which is updated more often, BLE to Serial Terminal or DSD TECH Bluetooth?

BLE to Serial Terminal ships an update every 26 months, and DSD TECH Bluetooth every 2 months. Most recently, BLE to Serial Terminal was updated on September 17, 2026 and DSD TECH Bluetooth on September 10, 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.*