# DSD TECH Bluetooth vs Shyion

The clearest difference is rating: DSD TECH Bluetooth at 2.8 against Shyion's 2.5. DSD TECH Bluetooth also leads on review sentiment (40% vs 25%) and ratings volume (18 vs 2). Shyion's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads, 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.

DSD TECH Bluetooth holds the better App Store score, 2.8 against 2.5. 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 point the same way: 40% of DSD TECH Bluetooth's written reviews are positive against 25% of Shyion's.

DSD TECH Bluetooth ships an update every 2 months, Shyion every 3 weeks. The most recent releases landed on September 10, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | DSD TECH Bluetooth | Shyion |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (18 ratings)](https://appshunter.io/ios/app/dsd-tech-bluetooth/id1441528159/reviews)** | [2.5 (2 ratings)](https://appshunter.io/ios/app/shyion/id1580015933/reviews) |
| Number of ratings | **18** | 2 |
| Positive reviews | **40.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 2 MB | 117 MB |
| Requires iOS | **9.3** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DongGuan DESHIDE TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1718185095) | [Shanghai Huangzhu E - Commerce Co., Ltd.](https://appshunter.io/developer/1580015935) |

## 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


### Shyion

[App page](https://appshunter.io/ios/app/shyion/id1580015933)

Control your garden sprinkler remotely and set custom watering schedules. Monitor indoor temperature and humidity with detailed charts for environmental insights.

**Highlights:** Remote sprinkler control, Automated watering schedules, Temperature monitoring, Humidity monitoring, Environmental data charts

**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 Shyion free?

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

### Which has better reviews, DSD TECH Bluetooth or Shyion?

DSD TECH Bluetooth is rated higher. DSD TECH Bluetooth averages 2.8 out of 5 from 18 ratings, while Shyion averages 2.5 from 2 ratings.

### Do DSD TECH Bluetooth or Shyion have ads?

Neither DSD TECH Bluetooth nor Shyion shows ads.

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

DSD TECH Bluetooth ships an update every 2 months, and Shyion every 3 weeks. Most recently, DSD TECH Bluetooth was updated on September 10, 2026 and Shyion on June 5, 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.*